SKU: B_40_0031
A specimen characterized by a purple hue and high transparency. The specimen exhibits a strong reaction to ultraviolet radiation, glowing intensely yellow/orange (LW) and deep pink (SW). The lateral outline of the crystal retains vertical faces, while its upper part shows visible fractures and lacks natural termination faces. Main features: purple color in visible light; strong fluorescence under UV; high transparency. Condition: Fair.
Price: 7 EUR (29 PLN)
Availability: In stock
Location: -, Afghanistan
Size: 18 x 12 x 16 mm
Weight: 4 g
Chemical formula: (Na,Ca)₄(Al,Si)₁₂O₂₄(Cl,CO₃,SO₄)
Mohs hardness: 5-6