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    16-Inch

    45 Products Found
    12mm

    Amethyst 12mm Round 15-16 Inch

    $34.00

    Amethyst is a beautiful purple stone, known as a “Gem of Fire” by ancient cultures. It has been greatly sought after throughout history and was at times valued as highly...

    Black Tourmalinated Quartz 12mm Faceted Round - 15-16 Inch - CLEARANCE

    $30.00

    Black Tourmaline is a black crystalline aluminum borosilicate mineral with occasional light gray inclusions that appear as flecks or veins. Tourmaline is classified as a semiprecious stone and occurs in...

    Black Tourmalinated Quartz 12mm Round - 15-16 Inch

    $26.00

    Black Tourmaline is a black crystalline aluminum borosilicate mineral with occasional light gray inclusions that appear as flecks or veins. Tourmaline is classified as a semiprecious stone and occurs in...

    Blue Porcelain Agate 12mm Round - 15-16 Inch

    $18.00

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

    Botswana Agate 12mm Round - 15-16 inch

    $40.00

    Botswana Agate displays highly defined parallel banding, usually in white on hues of brown, gray, pink, tan, apricot and purplish red. Botswana Agate was formed nearly 187 million years ago...

    Cacoxenite 12mm Round - 15-16 Inch

    $40.00

    Cacoxenite is the trade name for this naturally occurring blend of seven stone types. It was originally named for the visible inclusions of the mineral Cacoxenite. However, this stone, often...

    Crystal Quartz 12mm Round - 15-16 Inch

    $28.00

    Crystal Quartz is a naturally occurring clear and colorless Quartz. It is a crystalline form of Quartz said to have many divine properties including the ability to amplify and radiate...

    Eagle Eye 12mm Round - 15-16 Inch

    $12.00

    Similar to Tiger's Eye, this gemstone in its polished state looks like what it would be like to capture smoke in a stone -- bottomless black mixed with white wisps,...

    Golden Sunstone Natural 12mm Round AA Grade - 15-16 Inch

    $105.00

    Sunstone, a variety of Feldspar, is aptly named for its shades of gold, orange, red and brown, as well as its iridescent sparkle. As the stone catches the light, inclusions...

    Green Lodalite Quartz 12mm Round - 15-16 Inch

    $36.00

    Green Lodolite is Quartz with inclusions of sand. These inclusions range broadly in type and color and produce patterns that can look like gardens. This inspired the stone’s alias, Garden...

    GREEN Terra Agate 12mm Round - 15-16 Inch

    $18.00

    With the possible exception of the horizon meeting the bright blue sky on a perfect summer day, or a sandy beach blending into a tropical bay, there may not be...

    Horn Matte, Striped, Side Drilled 12mm Cube - 15-16 Inch

    $48.00

    Recycled Carabao Water Buffalo horn also known as Cara Horn

    Horn Spiral 12mm Round - 15-16 Inch

    $48.00

    Recycled Carabao Water Buffalo horn also known as Cara Horn

    Hubei Turquoise 12mm Multi Round - 15-16 Inch

    $178.00

    Hubei Turquoise- From the Hubei province in Northern China. Two of the finest mines in the Hubei province are the Yungai, which means, "a mountain covered with cloud" and the...

    K2 12mm Round - 15-16 Inch

    $296.00

    K2 is a stone recently discovered in the foothills of the mountain for which it is named, K2, in the Karakoram mountain range of Pakistan. It is a white granite...

    Labradorite Faceted Rainbow Plated 12mm Round - 15-16 Inch

    $24.00

    Labradorite is remarkable for the way its aggregate layers refract light, creating iridescent flashes of blue, gold, pale green or copper red. This effect is known as “labradorescence,” taking its...

    Labradorite Natural 12mm Round A Grade - 15-16 Inch

    $72.00

    Labradorite is remarkable for the way its aggregate layers refract light, creating iridescent flashes of blue, gold, pale green or copper red. This effect is known as “labradorescence,” taking its...

    Lava 12mm Round - 15-16 Inch

    $14.00

    Lava is rock from the molten center of the earth, once spewed through fractures in the planetary crust or from a volcanic eruption. Once cooled, the resulting rock is dark...

    MATTE Blue Apatite 12mm A Grade Round - 15-16 Inch

    $40.00

    Blue Apatite ranges in color from light teal to blue to bright blue to dark blue to green. It can be easily confused with other minerals due to its variety...

    MATTE DZI Agate Brown Line 12mm Round - 15-16 Inch - CLEARANCE

    $18.00

    These Dakota Stones "DZI" style agate beads are made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pattern...

    MATTE DZI Agate Green Line 12mm Round - 15-16 Inch

    $18.00

    These Dakota Stones "DZI" style agate beads are made to resemble beads first found in India between 1000 and 2000 BCE. These reproductions are designed in the traditional color, pattern...

    Mookaite 12mm Plated Faceted Round - 15-16 Inch

    $20.00

    Mookaite is a variety of Jasper in colors of red, burgundy, pink, mauve, purple, yellow and white. It takes its name from Mooka Creek, near the Kennedy Ranges of Australia,...

    Sunset Dumortierite 12mm Round 15-16 Inch

    $32.00

    Sunset Dumortierite has a much brighter palette than regular Dumortierite, from light blue to lapis blue to cobalt, as well as some occurrences of dark gray. Dumortierite is an aluminum...

    Sunstone 12mm Round - 15-16 inch

    $78.00

    Sunstone, a variety of Feldspar, is aptly named for its shades of gold, orange, red and brown, as well as its iridescent sparkle. As the stone catches the light, inclusions...

    Terahertz 12mm Round Triangle-Faceted - 15-16 Inch

    $47.00

    Terahertz is an ore that is made from extracting silica from sand. It is a newly discovered stone, only found a decade ago! It is a rare, man-made stone. The...

    Tiger Eye 12mm Round - 15-16 Inch

    $24.00

    Tiger Eye is a macrocrystalline Quartz stone with bands of rich golds and browns. Its chatoyant layers that create a flash which seems to emanate from within the stone as...

    Tiger Eye Rainbow 12mm Round - 15-16 Inch

    $28.00

    Tiger Eye is a macrocrystalline Quartz stone with bands of rich golds and browns. Its chatoyant layers that create a flash which seems to emanate from within the stone as...

    Ocean Jasper 12mm Round - 15-16 Inch

    $37.00

    Ocean Jasper is a commercial name for Orbicular Jasper, a variety of Jasper containing variably colored spherical patterns. It forms when Quartz and Feldspar crystallize in radial aggregates within other...

    Dragon Fruit Quartz 12mm Puff Coin - 15-16 Inch

    $8.00

    Tourmalated Quartz is clear Quartz that has formed with Black Tourmaline. These needle to like black inclusions of Tourmaline are quite striking within the clear, colorless stone. It is believed...

    Dog Teeth Amethyst Chevron 12mm Round AA Grade - 15-16 Inch

    $28.00

    Dog Teeth Amethyst has a purple and white striped appearance due to its combination of Amethyst and White Quartz. The name derives from the recurring chevron or “dog teeth” pattern...

    Labradorite 12mm Star Cut Coin - 15-16 Inch

    $36.00

    Labradorite is remarkable for the way its aggregate layers refract light, creating iridescent flashes of blue, gold, pale green or copper red. This effect is known as “labradorescence,” taking its...

    Black Onyx 12mm Star Cut Coin - 15-16 Inch

    $20.00

    Onyx is a black and white banded Chalcedony, a cryptocrystalline Quartz. It is often thought of as an all to black stone, and much of the black Onyx on the...

    Blue Kyanite 12mm Star Cut Coin - 15-16 Inch

    $52.00

    Kyanite often occurs as long, bladed, striated crystals, transparent or translucent with a pearly luster. An aluminum silicate mineral, it may appear in white, pink, yellow, orange, green, blue, gray...

    Copper Hematoid Quartz 12mm Star Cut Coin - 15-16 Inch

    $36.00

    Hematoid Quartz is Quartz with inclusions of hematite. The hematite inclusions are responsible for the stone’s color, which can be yellow, orange, golden brown and red. Quartz has been highly...

    Tiger Eye 12mm Star Cut Coin - 15-16 Inch

    $24.00

    Tiger Eye is a macrocrystalline Quartz stone with bands of rich golds and browns. Its chatoyant layers that create a flash which seems to emanate from within the stone as...

    Lapis 12mm Star Cut Coin - 15-16 Inch

    $32.00

    Lapis is a semi to precious stone and one of the most sought after throughout history. It is highly regarded for its beautiful blue color flecked with gold inclusions of...

    African Petrified Wood Agate 12mm Star Cut Coin - 15-16 Inch

    $24.00

    Petrified Wood Agate is formed from the petrifaction process of primeval trees over the course of many years. Petrification occurs when the wood is covered by sedimentary rock, as waters...

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