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Dravite (Tourmaline) Crystals

Product No.: mj02-170

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Dravite (Tourmaline) Crystals

Mineral:	Tourmaline, Variety: Dravite
Chemical Formula:	NaMg₃(Al,Fe)₆(BO₃)₃(Si₆O₁₈)(OH)₃(OH)
Size:	12,9 x 3,8 x 3,1 - 4,6 x 2,4 x 2,0 mm
Weight:	22,85 ct or 4,57 g
Transparence:	transparent
Quantity:	12
Origin:	Mogok Stone Tract, Mandalay Division, Burma (Myanmar)

Here you get interesting Tourmaline crystals with gemmy transparency and a color range from reddish brown, some with greenish yellow, mostly brownish yellow up to honey yellow hues. Almost all crystals disclosing prism faces and fine termination.

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