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Agate Gemstone Beads

Agate gemstones beads form from microscopic silica crystals. These conditions create the signature banded patterns that vary in color, opacity and translucence. This formation process makes Agate gemstones unique and distinct. Agates rank high in hardness which makes them popular in jewelry designs.

Facts: Agate gemstones have been popular throughout history. Dating far back to ancient civilizations who admired the fascinating patterns. Dakota Stones carries a large variety of Agate beads in different colors, patterns and cuts, sourced globally.

Metaphysical / Holistic: Agates are believed to promote inner stability, composure, and maturity. Their warm, protective properties encourage security and self-confidence, making these beads ideal for designers who appreciate both the visual and spiritual qualities of their materials.

Products: 222

Ancient Cellar Black Agate 12mm Matte Round - 15-16 Inch

Regular Price $16.00
Original price $16.00 - Original price $16.00
Original price $16.00
Current price $6.40
$6.40 - $6.40
Current price $6.40

Ancient Cellar Black Agate is a natural agate that is dyed and heated to give it the unique color and pattern we call Ancient Cellar.

Regular Price $16.00
Original price $16.00 - Original price $16.00
Original price $16.00
Current price $6.40
$6.40 - $6.40
Current price $6.40
Sale Sale

Blue White Porcelain Agate 12mm Matte Round - 15-16 inch

Original price $16.00 - Original price $16.00
Original price $16.00
$16.00
$16.00 - $16.00
Current price $16.00

Porcelain Agate is a natural agate that is dyed and heated to give it the unique blue/white color and pattern that resembles porcelain.

Original price $16.00 - Original price $16.00
Original price $16.00
$16.00
$16.00 - $16.00
Current price $16.00

Moroccan Agate 10x16-22x50mm Top Drill Slab 15-16 Inch

Original price $84.00 - Original price $84.00
Original price $84.00
$84.00
$84.00 - $84.00
Current price $84.00

Moroccan Agate occurs in striking colors of red, white, golden tan, gray and purple, in a variety of swirling and linear patterns. Like other Agate...

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Original price $84.00 - Original price $84.00
Original price $84.00
$84.00
$84.00 - $84.00
Current price $84.00

Mexican Laguna Lace Agate 8mm Round - 15-16 inch

Original price $18.00 - Original price $18.00
Original price $18.00
$18.00
$18.00 - $18.00
Current price $18.00

Mexican Laguna Lace Agate is one of the most prized agates in the world. It is a variety of banded Chalcedony with layers that may contain scarlet,...

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Original price $18.00 - Original price $18.00
Original price $18.00
$18.00
$18.00 - $18.00
Current price $18.00

Black Eye Agate 4mm Round - 15-16 Inch

Original price $13.00 - Original price $13.00
Original price $13.00
$13.00
$13.00 - $13.00
Current price $13.00

Black Eye Agate is a variety of Sardonyx which has a Sard base, typically of brown or black, with bands of white Onyx running through it. Sard is n...

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Original price $13.00 - Original price $13.00
Original price $13.00
$13.00
$13.00 - $13.00
Current price $13.00

Madagascar Agate Freeform Small Specimen 3x4 Inches (270-400 grams) - DS ROCK SHOP

Original price $35.00 - Original price $35.00
Original price $35.00
$35.00
$35.00 - $35.00
Current price $35.00

Whether you are a collector of cool rocks or are in awe of its beauty, this unique Madagascar Agate rock specimen is perfect for gift giving or kee...

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Original price $35.00 - Original price $35.00
Original price $35.00
$35.00
$35.00 - $35.00
Current price $35.00

Ancient Cellar Red Agate 12mm Matte Round - 15-16 Inch

Original price $14.00 - Original price $14.00
Original price $14.00
$14.00
$14.00 - $14.00
Current price $14.00

Ancient Cellar Red Agate is a natural agate that is dyed and heated to give it the unique color and pattern we call Ancient Cellar.

Original price $14.00 - Original price $14.00
Original price $14.00
$14.00
$14.00 - $14.00
Current price $14.00
Large Hole

Blue Lace Agate 6mm Round - Large Hole Beads

Original price $20.00 - Original price $20.00
Original price $20.00
$20.00
$20.00 - $20.00
Current price $20.00

Blue Lace Agate is a naturally occuring soft blue agate, laced with bands or swirls of brighter blue, periwinkle, white and occasionally gray or br...

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Original price $20.00 - Original price $20.00
Original price $20.00
$20.00
$20.00 - $20.00
Current price $20.00

Agua Nueva Agate 10mm Round - 15-16 Inch

Original price $19.00 - Original price $19.00
Original price $19.00
$19.00
$19.00 - $19.00
Current price $19.00

Agua Nueva Agate is sourced from the Agua Nueva Ranch near Chihuahua City, Mexico. The stone ranges in hue from green, gold and lavender to earthy ...

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Original price $19.00 - Original price $19.00
Original price $19.00
$19.00
$19.00 - $19.00
Current price $19.00

Blue Lace Agate 4x8mm Irregular Rondelle Faceted - 15-16 Inch

Original price $28.00 - Original price $28.00
Original price $28.00
$28.00
$28.00 - $28.00
Current price $28.00

Blue Lace Agate is a naturally occurring soft blue agate, laced with bands or swirls of brighter blue, periwinkle, white and occasionally gray or b...

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Original price $28.00 - Original price $28.00
Original price $28.00
$28.00
$28.00 - $28.00
Current price $28.00

Blue Lace Agate 5x10-20mm Top Drill Teeth - 15-16 Inch

Original price $16.00 - Original price $16.00
Original price $16.00
$16.00
$16.00 - $16.00
Current price $16.00

Blue Lace Agate is a naturally occuring soft blue agate, laced with bands or swirls of brighter blue, periwinkle, white and occasionally gray or br...

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Original price $16.00 - Original price $16.00
Original price $16.00
$16.00
$16.00 - $16.00
Current price $16.00

Rainbow Ocean Agate 10mm Round A Grade - 15-16 Inch

Original price $32.00 - Original price $32.00
Original price $32.00
$32.00
$32.00 - $32.00
Current price $32.00

Original price $32.00 - Original price $32.00
Original price $32.00
$32.00
$32.00 - $32.00
Current price $32.00

Red Botswana Agate 2mm Faceted Cube - 15-16 Inch

Original price $18.00 - Original price $18.00
Original price $18.00
$18.00
$18.00 - $18.00
Current price $18.00

Red Botswana Agate displays highly defined parallel banding, usually in white on hues of brown, gray, pink, tan, apricot and purplish red. Botswana...

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Original price $18.00 - Original price $18.00
Original price $18.00
$18.00
$18.00 - $18.00
Current price $18.00

Alashan Agate 4mm Microfaceted Round - 15-16 Inch

Original price $16.00 - Original price $16.00
Original price $16.00
$16.00
$16.00 - $16.00
Current price $16.00

Original price $16.00 - Original price $16.00
Original price $16.00
$16.00
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Current price $16.00

Blue Lace Agate 10mm Round A Grade - 15-16 Inch

Original price $76.00 - Original price $76.00
Original price $76.00
$76.00
$76.00 - $76.00
Current price $76.00

Blue Lace Agate is a naturally occurring soft blue agate, laced with bands or swirls of brighter blue, periwinkle, white and occasionally gray or b...

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Original price $76.00 - Original price $76.00
Original price $76.00
$76.00
$76.00 - $76.00
Current price $76.00

Blue Lace Agate 4mm Round A Grade - 15-16 Inch

Original price $24.00 - Original price $24.00
Original price $24.00
$24.00
$24.00 - $24.00
Current price $24.00

Blue Lace Agate is a naturally occuring soft blue agate, laced with bands or swirls of brighter blue, periwinkle, white and occasionally gray or br...

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Original price $24.00 - Original price $24.00
Original price $24.00
$24.00
$24.00 - $24.00
Current price $24.00

Blue Lace Agate 6mm Round A Grade - 15-16 Inch

Original price $32.00 - Original price $32.00
Original price $32.00
$32.00
$32.00 - $32.00
Current price $32.00

Blue Lace Agate is a naturally occurring soft blue agate, laced with bands or swirls of brighter blue, periwinkle, white and occasionally gray or b...

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Original price $32.00 - Original price $32.00
Original price $32.00
$32.00
$32.00 - $32.00
Current price $32.00

Blue Lace Agate 8mm Round A Grade - 15-16 Inch

Original price $64.00 - Original price $64.00
Original price $64.00
$64.00
$64.00 - $64.00
Current price $64.00

Blue Lace Agate is a naturally occurring soft blue agate, laced with bands or swirls of brighter blue, periwinkle, white and occasionally gray or b...

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Original price $64.00 - Original price $64.00
Original price $64.00
$64.00
$64.00 - $64.00
Current price $64.00

Orca Agate 60-100mm Freeform - DS ROCK SHOP

Original price $79.00 - Original price $79.00
Original price $79.00
$79.00
$79.00 - $79.00
Current price $79.00

Sold individually. There are 2 specimens pictured to show that there are variations in the size and color. 

Original price $79.00 - Original price $79.00
Original price $79.00
$79.00
$79.00 - $79.00
Current price $79.00

Grey Druzy Agate 15x20-20x30mm Spotted Irregular Oval Collar

Regular Price $380.00
Original price $380.00 - Original price $380.00
Original price $380.00
Current price $114.00
$114.00 - $114.00
Current price $114.00

These druzy collars are part of a hand-picked collection unlike anything we'd seen available before. At this time, only limited quantities are avai...

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Regular Price $380.00
Original price $380.00 - Original price $380.00
Original price $380.00
Current price $114.00
$114.00 - $114.00
Current price $114.00
Sale Sale

DZI Eye Agate 6mm Round Black Brown - 15-16 Inch

Original price $13.00 - Original price $13.00
Original price $13.00
$13.00
$13.00 - $13.00
Current price $13.00

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

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Original price $13.00 - Original price $13.00
Original price $13.00
$13.00
$13.00 - $13.00
Current price $13.00

DZI Agate 8x12mm Barrel Black Eye - 15-16 Inch

Original price $20.00 - Original price $20.00
Original price $20.00
$20.00
$20.00 - $20.00
Current price $20.00

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

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Original price $20.00 - Original price $20.00
Original price $20.00
$20.00
$20.00 - $20.00
Current price $20.00

DZI Three Eye Agate 8mm Round Blue - 15-16 Inch

Original price $14.00 - Original price $14.00
Original price $14.00
$14.00
$14.00 - $14.00
Current price $14.00

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

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Original price $14.00 - Original price $14.00
Original price $14.00
$14.00
$14.00 - $14.00
Current price $14.00

DZI Agate 10x14mm Barrel Black Line - 14-15 Inch

Original price $20.00 - Original price $20.00
Original price $20.00
$20.00
$20.00 - $20.00
Current price $20.00

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

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Original price $20.00 - Original price $20.00
Original price $20.00
$20.00
$20.00 - $20.00
Current price $20.00

DZI Turtle Agate 8mm Faceted Round Brown White - 15-16 Inch

Original price $14.00 - Original price $14.00
Original price $14.00
$14.00
$14.00 - $14.00
Current price $14.00

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

View full details
Original price $14.00 - Original price $14.00
Original price $14.00
$14.00
$14.00 - $14.00
Current price $14.00

DZI Line Agate 6mm Round Green - 15-16 Inch

Original price $13.00 - Original price $13.00
Original price $13.00
$13.00
$13.00 - $13.00
Current price $13.00

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

View full details
Original price $13.00 - Original price $13.00
Original price $13.00
$13.00
$13.00 - $13.00
Current price $13.00

DZI Line Agate 8mm Faceted Round Brown White - 15-16 Inch

Original price $14.00 - Original price $14.00
Original price $14.00
$14.00
$14.00 - $14.00
Current price $14.00

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

View full details
Original price $14.00 - Original price $14.00
Original price $14.00
$14.00
$14.00 - $14.00
Current price $14.00

DZI Line Agate 6mm Round Red Brown - 15-16 Inch

Original price $13.00 - Original price $13.00
Original price $13.00
$13.00
$13.00 - $13.00
Current price $13.00

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

View full details
Original price $13.00 - Original price $13.00
Original price $13.00
$13.00
$13.00 - $13.00
Current price $13.00

DZI Eye Agate 6mm Round Dark Green - 15-16 Inch

Original price $13.00 - Original price $13.00
Original price $13.00
$13.00
$13.00 - $13.00
Current price $13.00

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

View full details
Original price $13.00 - Original price $13.00
Original price $13.00
$13.00
$13.00 - $13.00
Current price $13.00

DZI Turtle Agate 6mm Round Brown- 15-16 Inch

Original price $13.00 - Original price $13.00
Original price $13.00
$13.00
$13.00 - $13.00
Current price $13.00

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

View full details
Original price $13.00 - Original price $13.00
Original price $13.00
$13.00
$13.00 - $13.00
Current price $13.00

DZI Three Eye Agate 8mm Round Red - 12-14 Inch

Original price $14.00 - Original price $14.00
Original price $14.00
$14.00
$14.00 - $14.00
Current price $14.00

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

View full details
Original price $14.00 - Original price $14.00
Original price $14.00
$14.00
$14.00 - $14.00
Current price $14.00

DZI Line Agate 8mm Round Brown - 15-16 Inch

Original price $14.00 - Original price $14.00
Original price $14.00
$14.00
$14.00 - $14.00
Current price $14.00

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

View full details
Original price $14.00 - Original price $14.00
Original price $14.00
$14.00
$14.00 - $14.00
Current price $14.00

DZI Eye Agate 10mm Round Brown - 15-16 Inch

Original price $15.00 - Original price $15.00
Original price $15.00
$15.00
$15.00 - $15.00
Current price $15.00

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

View full details
Original price $15.00 - Original price $15.00
Original price $15.00
$15.00
$15.00 - $15.00
Current price $15.00

DZI Line Agate 6mm Round Brown - 15-16 Inch

Original price $12.00 - Original price $12.00
Original price $12.00
$12.00
$12.00 - $12.00
Current price $12.00

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

View full details
Original price $12.00 - Original price $12.00
Original price $12.00
$12.00
$12.00 - $12.00
Current price $12.00

DZI Watermelon Agate 8mm Round Brown - 15-16 Inch

Original price $14.00 - Original price $14.00
Original price $14.00
$14.00
$14.00 - $14.00
Current price $14.00

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

View full details
Original price $14.00 - Original price $14.00
Original price $14.00
$14.00
$14.00 - $14.00
Current price $14.00

DZI Turtle Agate 6mm Round Green - 15-16 Inch

Original price $13.00 - Original price $13.00
Original price $13.00
$13.00
$13.00 - $13.00
Current price $13.00

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

View full details
Original price $13.00 - Original price $13.00
Original price $13.00
$13.00
$13.00 - $13.00
Current price $13.00

DZI Agate 10x30mm Three Eye Barrel Brown- 14-15 Inch

Original price $20.00 - Original price $20.00
Original price $20.00
$20.00
$20.00 - $20.00
Current price $20.00

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

View full details
Original price $20.00 - Original price $20.00
Original price $20.00
$20.00
$20.00 - $20.00
Current price $20.00

DZI Agate 10x25-30mm Tiger Teeth Barrel Black - 15-16 Inch

Original price $20.00 - Original price $20.00
Original price $20.00
$20.00
$20.00 - $20.00
Current price $20.00

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

View full details
Original price $20.00 - Original price $20.00
Original price $20.00
$20.00
$20.00 - $20.00
Current price $20.00

DZI Agate 10x30mm Line Barrel Black - 14-15 Inch

Original price $20.00 - Original price $20.00
Original price $20.00
$20.00
$20.00 - $20.00
Current price $20.00

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

View full details
Original price $20.00 - Original price $20.00
Original price $20.00
$20.00
$20.00 - $20.00
Current price $20.00

DZI Agate 10x30mm Six Eye Barrel Brown - 14-15 Inch

Original price $20.00 - Original price $20.00
Original price $20.00
$20.00
$20.00 - $20.00
Current price $20.00

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

View full details
Original price $20.00 - Original price $20.00
Original price $20.00
$20.00
$20.00 - $20.00
Current price $20.00

DZI Agate 10x14mm Barrel Brown Line - 15-16 Inch

Original price $20.00 - Original price $20.00
Original price $20.00
$20.00
$20.00 - $20.00
Current price $20.00

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

View full details
Original price $20.00 - Original price $20.00
Original price $20.00
$20.00
$20.00 - $20.00
Current price $20.00

DZI Agate 8x12mm Barrel Brown Eye - 15-16 Inch

Original price $20.00 - Original price $20.00
Original price $20.00
$20.00
$20.00 - $20.00
Current price $20.00

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

View full details
Original price $20.00 - Original price $20.00
Original price $20.00
$20.00
$20.00 - $20.00
Current price $20.00

DZI Agate 10x14mm Barrel Green Line - 14-15 Inch

Original price $20.00 - Original price $20.00
Original price $20.00
$20.00
$20.00 - $20.00
Current price $20.00

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

View full details
Original price $20.00 - Original price $20.00
Original price $20.00
$20.00
$20.00 - $20.00
Current price $20.00

DZI Turtle Agate 8mm Round Brown- 15-16 Inch

Original price $14.00 - Original price $14.00
Original price $14.00
$14.00
$14.00 - $14.00
Current price $14.00

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

View full details
Original price $14.00 - Original price $14.00
Original price $14.00
$14.00
$14.00 - $14.00
Current price $14.00

DZI Turtle Agate 8mm Round Green - 15-16 Inch

Original price $14.00 - Original price $14.00
Original price $14.00
$14.00
$14.00 - $14.00
Current price $14.00

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

View full details
Original price $14.00 - Original price $14.00
Original price $14.00
$14.00
$14.00 - $14.00
Current price $14.00

DZI Eye Agate 10mm Round Dark Green - 15-16 Inch

Original price $15.00 - Original price $15.00
Original price $15.00
$15.00
$15.00 - $15.00
Current price $15.00

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

View full details
Original price $15.00 - Original price $15.00
Original price $15.00
$15.00
$15.00 - $15.00
Current price $15.00

DZI Eye Agate 10mm Round Black Brown - 15-16 Inch

Original price $15.00 - Original price $15.00
Original price $15.00
$15.00
$15.00 - $15.00
Current price $15.00

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

View full details
Original price $15.00 - Original price $15.00
Original price $15.00
$15.00
$15.00 - $15.00
Current price $15.00

DZI Eye Agate 8mm Round Brown - 12-14 Inch

Original price $14.00 - Original price $14.00
Original price $14.00
$14.00
$14.00 - $14.00
Current price $14.00

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pa...

View full details
Original price $14.00 - Original price $14.00
Original price $14.00
$14.00
$14.00 - $14.00
Current price $14.00

About this stone

Color
CreamGrayBrownTanRedYellowMulti
Origin
BotswanaMexicoMadagascarIndiaBrazilMoroccoRussiaUSA
Mohs hardness
6.5–7
Treatment categories
NaturalDyedEtched
Industry-standard treatment
Most banded agates sold natural; DZI universally dyed and etched; druzy frequently dyed; bright candy-color agates indicate dye
Mineral chemistry
Microcrystalline quartz (chalcedony) deposited in rhythmic crystalline bands in volcanic gas pockets
Crystal system
Trigonal
Stone family
Chalcedony
Common cuts
RoundRondelleFaceted RondelleSmoothNugget
Common sizes
4mm6mm8mm10mm12mm
Care notes
Durable (Mohs 6.5–7). Suitable for any jewelry application. Mild soap and soft cloth; avoid ultrasonics on dyed material.
Related stones
Jasper, Chalcedony, Onyx

Frequently asked questions

  • What's the difference between agate and jasper?
    Both are microcrystalline quartz (chalcedony). The diagnostic difference is translucence and banding: agate is typically translucent to semi-translucent with rhythmic crystalline bands, formed in cavities where silica-rich solutions deposited layer by layer. Jasper is opaque, colored by mineral inclusions (iron, manganese, organic matter), and typically lacks the rhythmic banding. The Mohs hardness (6.5–7), care profile, and underlying chemistry are essentially the same; the visual register is the buying decision.
  • Is moss agate real agate?
    Mineralogically, moss agate is dendritic chalcedony — it shares agate's chemistry but lacks the diagnostic banding. The trade has classified moss agate within the agate family for decades because the look, the polish, and the durability are essentially the same as banded agate. The trade name is what designers search; the technical name (dendritic chalcedony) appears on the variety page so designers know both terms.
  • Are dzi beads real or ancient?
    Authentic ancient dzi from the Tibetan plateau are essentially museum artifacts — they don't circulate in the commercial bead trade. Every dzi sold by every bead supplier today (Dakota included) is contemporary manufacture: agate or related chalcedony etched and dyed with the symbolic patterns from the original Tibetan tradition. These are beautiful beads with a meaningful aesthetic lineage; they are not 2,000-year-old artifacts. Sites describing modern dzi as "authentic" without clarifying provenance are conflating bead style with antiquity.
  • Is agate dyed?
    Most banded agates (Botswana, crazy lace, Lake Superior, Montana, Moroccan seam, terra) are sold natural — the bands are intrinsic. The exceptions in our catalog are dzi (universally dyed and etched) and druzy (frequently dyed). More broadly in the bead market, bright candy-color agates — electric blue, neon purple, magenta, fluorescent green — are dye signals; natural agate's palette is muted.
  • How can I tell if an agate is dyed?
    Three signals: color saturation (natural agate is muted earth/pastel tones — anything electric or neon is dyed), color uniformity (natural banding is irregular; dye that's too even is a tell), and dye creep at the drill hole (dye sometimes pools or migrates into the drill channel).