SKU: B_40_0008
The specimen displays dark green crystals with olive zones in the upper part, fused with transparent quartz and white feldspar. Elongated prisms form a vertical base for the bright accompanying minerals, contrasting with their saturated color and shiny side walls. Main features: dark green and olive color of tourmaline; clear color contrast with white feldspar and quartz; vertical arrangement of crystals. Condition: Good -> Very Good.
Price: 34 EUR (149 PLN)
Availability: In stock
Location: -, Pakistan
Size: 29 x 29 x 45 mm
Weight: 21.5 g
Chemical formula: (Na,Ca)(Li,Mg,Fe,Mn,Al)₃Al₆(BO₃)₃Si₆O₁₈(OH)₄
Mohs hardness: 7-7.5