SKU: B_29_0017
An impressive specimen of black tourmaline. The main part consists of a group of several thick crystals with high luster. Main features: Massive cluster of crystals; strong contrast with the white matrix; high luster. Condition: Very good - the main terminations are complete.
Price: 41 EUR (179 PLN)
Availability: In stock
Location: -, Pakistan
Size: 39 x 58 x 52 mm
Weight: 98.2 g
Chemical formula: NaFe₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₄
Crystal system: Trigonal
Mohs hardness: 7.0