Name TOURMALINE SCHORL
Variety SCHORL
Origin Erongo
(Namibia)
Hardness 7 - 7,5
Composition NaFe++3Al6(BO3)3 Si6O18(OH)4
Crystaline sys. TRIGONAL
Size   16x12x11 cm
Weight 1.175 gr




Description:
Erongo has become by its own merit one of the most famous sites in the world because of the variety, beauty, combinations and forms of the minerals found there, such as this group of crystals of black tourmaline.


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TOURMALINE SCHORL



VARIETY SCHORL