16-Inch

Spinel is a hard vitreous magnesium aluminum oxide, and comes in a range of other colors, but those varieties are transparent. Black Spinel not onl...

Spinel is a hard vitreous magnesium aluminum oxide, and comes in a range of other colors, but those varieties are transparent. Black Spinel not onl...

Spinel is a hard vitreous magnesium aluminum oxide, and comes in a range of other colors, but those varieties are transparent. Black Spinel not onl...

Spinel is a hard vitreous magnesium aluminum oxide, and comes in a range of other colors, but those varieties are transparent. Black Spinel not onl...

Spinel is a hard vitreous magnesium aluminum oxide, and comes in a range of other colors, but those varieties are transparent. Black Spinel not onl...

Spinel is a hard vitreous magnesium aluminum oxide, and comes in a range of other colors, but those varieties are transparent. Black Spinel not onl...

Spinel is a hard vitreous magnesium aluminum oxide, and comes in a range of other colors, but those varieties are transparent. Black Spinel not onl...

Black Tourmaline is a black crystalline aluminum borosilicate mineral with occasional light gray inclusions that appear as flecks or veins. Tourmal...

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...

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...

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

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...

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...

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...

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...

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...

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...

Moonstone naturally occurs in a broad spectrum of colors, but is most commonly associated with white, gray and peach. It's soft chatoyancy is remin...

Moonstone naturally occurs in a broad spectrum of colors, but is most commonly associated with white, gray and peach. It's soft chatoyancy is remin...

Moonstone naturally occurs in a broad spectrum of colors, but is most commonly associated with white, gray and peach. It's soft chatoyancy is remin...

Moonstone naturally occurs in a broad spectrum of colors, but is most commonly associated with white, gray and peach. It's soft chatoyancy is remin...

Moonstone naturally occurs in a broad spectrum of colors, but is most commonly associated with white, gray and peach. It's soft chatoyancy is remin...

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

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