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Clean Vs Dirty

Clean gemstones are generally free of inclusions, matrix, or multiple colors. Sometimes, clean stones can be mistaken as synthetic because they look stunning. "Dirty" gemstones are heavy with inclusions, matrix, and feather. People often prefer dirty stones because they look more natural.

Products: 263

Prehnite 3mm Round Faceted A Grade - 15-16 Inch

$12.00 - $12.00
$12.00
$12.00
$12.00 - $12.00
$12.00

Prehnite was the first mineral to be named after a person: its discoverer, Dutch Colonel Hendrik Von Prehn. Von Prehn discovered the stone in South...

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$12.00 - $12.00
$12.00
$12.00
$12.00 - $12.00
$12.00

Prehnite 4mm Rondelle Faceted A Grade - 15-16 Inch

$23.00 - $23.00
$23.00
$23.00
$23.00 - $23.00
$23.00

Prehnite was the first mineral to be named after a person: its discoverer, Dutch Colonel Hendrik Von Prehn. Von Prehn discovered the stone in South...

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$23.00 - $23.00
$23.00
$23.00
$23.00 - $23.00
$23.00

Prehnite with Rutilate 4mm Round - 15-16 Inch - CLEARANCE

$17.00 - $17.00
$17.00
$17.00
$17.00 - $17.00
$17.00

Prehnite was the first mineral to be named after a person: its discoverer, Dutch Colonel Hendrik Von Prehn. Von Prehn discovered the stone in South...

View full details
$17.00 - $17.00
$17.00
$17.00
$17.00 - $17.00
$17.00

Prehnite 6mm Round Faceted A Grade - 15-16 Inch

$21.00 - $21.00
$21.00
$21.00 - $21.00
$21.00

Prehnite was the first mineral to be named after a person: its discoverer, Dutch Colonel Hendrik Von Prehn. Von Prehn discovered the stone in South...

View full details
$21.00 - $21.00
$21.00
$21.00 - $21.00
$21.00

Prehnite with Rutilate 8mm Round - 15-16 Inch

$21.00 - $21.00
$21.00
$21.00
$21.00 - $21.00
$21.00

Prehnite was the first mineral to be named after a person: its discoverer, Dutch Colonel Hendrik Von Prehn. Von Prehn discovered the stone in South...

View full details
$21.00 - $21.00
$21.00
$21.00
$21.00 - $21.00
$21.00

Prehnite 18x13mm Oval - 15-16 Inch

$17.00 - $17.00
$17.00
$17.00
$17.00 - $17.00
$17.00

Prehnite was the first mineral to be named after a person: its discoverer, Dutch Colonel Hendrik Von Prehn. Von Prehn discovered the stone in South...

View full details
$17.00 - $17.00
$17.00
$17.00
$17.00 - $17.00
$17.00

Prehnite 4mm Round Faceted AA Grade - 15-16 Inch

$18.00 - $18.00
$18.00
$18.00
$18.00 - $18.00
$18.00

Prehnite was the first mineral to be named after a person: its discoverer, Dutch Colonel Hendrik Von Prehn. Von Prehn discovered the stone in South...

View full details
$18.00 - $18.00
$18.00
$18.00
$18.00 - $18.00
$18.00

Prehnite 6X8mm-10X12mm Faceted Freeform Oval - 15-16 inch - CLEARANCE

$56.00 - $56.00
$56.00
$56.00
$56.00 - $56.00
$56.00

Prehnite was the first mineral to be named after a person: its discoverer, Dutch Colonel Hendrik Von Prehn. Von Prehn discovered the stone in South...

View full details
$56.00 - $56.00
$56.00
$56.00
$56.00 - $56.00
$56.00

Prehnite 6mm Double Heart Faceted A Grade - 15-16 Inch

$27.00 - $27.00
$27.00
$27.00 - $27.00
$27.00

Prehnite was the first mineral to be named after a person: its discoverer, Dutch Colonel Hendrik Von Prehn. Von Prehn discovered the stone in South...

View full details
$27.00 - $27.00
$27.00
$27.00 - $27.00
$27.00

Prehnite 8mm Round Faceted A Grade - 15-16 Inch

$33.00 - $33.00
$33.00
$33.00
$33.00 - $33.00
$33.00

Prehnite was the first mineral to be named after a person: its discoverer, Dutch Colonel Hendrik Von Prehn. Von Prehn discovered the stone in South...

View full details
$33.00 - $33.00
$33.00
$33.00
$33.00 - $33.00
$33.00

Prehnite 7mm Cube Table Cut A Grade - 15-16 Inch

$41.00 - $41.00
$41.00
$41.00
$41.00 - $41.00
$41.00

Prehnite was the first mineral to be named after a person: its discoverer, Dutch Colonel Hendrik Von Prehn. Von Prehn discovered the stone in South...

View full details
$41.00 - $41.00
$41.00
$41.00
$41.00 - $41.00
$41.00

Prehnite with Rutilate 6mm Round - 15-16 Inch

$18.00 - $18.00
$18.00
$18.00
$18.00 - $18.00
$18.00

Prehnite was the first mineral to be named after a person: its discoverer, Dutch Colonel Hendrik Von Prehn. Von Prehn discovered the stone in South...

View full details
$18.00 - $18.00
$18.00
$18.00
$18.00 - $18.00
$18.00

Prehnite 8mm Coin Faceted A Grade - 15-16 Inch

$34.00 - $34.00
$34.00
$34.00
$34.00 - $34.00
$34.00

Prehnite was the first mineral to be named after a person: its discoverer, Dutch Colonel Hendrik Von Prehn. Von Prehn discovered the stone in South...

View full details
$34.00 - $34.00
$34.00
$34.00
$34.00 - $34.00
$34.00

Prehnite 4mm Coin Faceted A Grade - 15-16 Inch

$21.00 - $21.00
$21.00
$21.00
$21.00 - $21.00
$21.00

Prehnite was the first mineral to be named after a person: its discoverer, Dutch Colonel Hendrik Von Prehn. Von Prehn discovered the stone in South...

View full details
$21.00 - $21.00
$21.00
$21.00
$21.00 - $21.00
$21.00

Prehnite 18x13mm Drop - 15-16 Inch

$17.00 - $17.00
$17.00
$17.00
$17.00 - $17.00
$17.00

Prehnite was the first mineral to be named after a person: its discoverer, Dutch Colonel Hendrik Von Prehn. Von Prehn discovered the stone in South...

View full details
$17.00 - $17.00
$17.00
$17.00
$17.00 - $17.00
$17.00

Prehnite with Rutilate 10mm Round - 15-16 Inch

$31.00 - $31.00
$31.00
$31.00
$31.00 - $31.00
$31.00

Prehnite was the first mineral to be named after a person: its discoverer, Dutch Colonel Hendrik Von Prehn. Von Prehn discovered the stone in South...

View full details
$31.00 - $31.00
$31.00
$31.00
$31.00 - $31.00
$31.00

Prehnite 6mm Coin Faceted A Grade - 15-16 Inch

$28.00 - $28.00
$28.00
$28.00
$28.00 - $28.00
$28.00

Prehnite was the first mineral to be named after a person: its discoverer, Dutch Colonel Hendrik Von Prehn. Von Prehn discovered the stone in South...

View full details
$28.00 - $28.00
$28.00
$28.00
$28.00 - $28.00
$28.00

Prehnite 3mm Rondelle Faceted A Grade - 15-16 Inch

$17.00 - $17.00
$17.00
$17.00
$17.00 - $17.00
$17.00

Prehnite was the first mineral to be named after a person: its discoverer, Dutch Colonel Hendrik Von Prehn. Von Prehn discovered the stone in South...

View full details
$17.00 - $17.00
$17.00
$17.00
$17.00 - $17.00
$17.00

Prehnite 8mm Double Heart Faceted - 15-16 Inch

$31.00 - $31.00
$31.00
$31.00
$31.00 - $31.00
$31.00

Prehnite was the first mineral to be named after a person: its discoverer, Dutch Colonel Hendrik Von Prehn. Von Prehn discovered the stone in South...

View full details
$31.00 - $31.00
$31.00
$31.00
$31.00 - $31.00
$31.00

Prehnite 9x16mm Faceted Tube - 17-18 Inch

$56.00 - $56.00
$56.00
$56.00
$56.00 - $56.00
$56.00

Prehnite was the first mineral to be named after a person: its discoverer, Dutch Colonel Hendrik Von Prehn. Von Prehn discovered the stone in South...

View full details
$56.00 - $56.00
$56.00
$56.00
$56.00 - $56.00
$56.00