Tourmaline
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Black Tourmaline A Grade Polished 8mm Round - Sold Individually
Bead World Gems
S$0.68Sold Individually What is it: Tourmaline is part of a large group of boron silicate minerals with a wide range of colors. It has a Mohs hardness of 7 to 7.5. History: In the 1500s, a Spanish conquistador of Brazil, washed the dirt from a green...S$0.68 -
Black Tourmaline A Grade Polished 6mm Round - Sold Individually
Bead World Gems
S$0.41Sold Individually What is it: Tourmaline is part of a large group of boron silicate minerals with a wide range of colors. It has a Mohs hardness of 7 to 7.5. History: In the 1500s, a Spanish conquistador of Brazil, washed the dirt from a green...S$0.41 -
Pink Tourmaline Polished 6mm Faceted Briolette
Bead World Gems
S$2.65Sold Individually What is it: Tourmaline is part of a large group of boron silicate minerals with a wide range of colors. It has a Mohs hardness of 7 to 7.5. History: In the 1500s, a Spanish conquistador of Brazil, washed the dirt from a green...S$2.65 -
Pink Tourmaline Polished 7mm Faceted Briolette
Bead World Gems
S$2.72Sold Individually What is it: Tourmaline is part of a large group of boron silicate minerals with a wide range of colors. It has a Mohs hardness of 7 to 7.5. History: In the 1500s, a Spanish conquistador of Brazil, washed the dirt from a green...S$2.72 -
Pink Tourmaline Polished 5x6mm Faceted Pear Drop - Sold Individually
Bead World Gems
S$10.82Sold Individually What is it: Tourmaline is part of a large group of boron silicate minerals with a wide range of colors. It has a Mohs hardness of 7 to 7.5. History: In the 1500s, a Spanish conquistador of Brazil, washed the dirt from a green...S$10.82 -
Black Tourmaline Polished 12mm Round - Sold Individually
Bead World Gems
S$1.70Sold Individually What is it: Tourmaline is part of a large group of boron silicate minerals with a wide range of colors. It has a Mohs hardness of 7 to 7.5. History: In the 1500s, a Spanish conquistador of Brazil, washed the dirt from a green...S$1.70 -
Dark Pink / Purple Tourmaline Polished 24-26mm Points - Center Drilled
Bead World Gems
S$3.06Sold Individually What is it: Tourmaline is part of a large group of boron silicate minerals with a wide range of colors. It has a Mohs hardness of 7 to 7.5. History: In the 1500s, a Spanish conquistador of Brazil, washed the dirt from a green...S$3.06 -
Black Tourmaline Polished 10mm Lantern - Sold Individually
Bead World Gems
S$1.16Sold Individually What is it: Tourmaline is part of a large group of boron silicate minerals with a wide range of colors. It has a Mohs hardness of 7 to 7.5. History: In the 1500s, a Spanish conquistador of Brazil, washed the dirt from a green...S$1.16