Schorl large

5,00

Ex Tax: 5,00

Ex Tax:
5,00
Availability:
Op voorraad
Product Code:
Ruwe Edelstenen

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Description
Mineral Species : Schorl / Black Toermaline
Country of Origin : Tanzania
Hardness :7
Chemische Formule : Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)

Length : 31 tot 67 mm 
Width : 17 tot 40 mm
Hight : 16 tot 30 mm
Be Aware! We have multiple specimens in stock, They can varry in size and collor.
Schorl - Black Toermaline
Schorl also called black tourmaline is one of the most common minerals of the tourmaline group. Species from this group of minerals have a complicated chemical formula, and one of the important elements in schorl is iron. In industry, the mineral is used in electrical engineering because of certain properties.
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