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Quartz Japan Law Twin

#45496
SOLD
Quartz from PC mine, Jefferson Co., Montana, United States - 45496
Quartz from PC mine, Jefferson Co., Montana, United States - 45496

Quartz Japan Law Twin

#45496
Availability
Sold
Size
3 x 3 x 0.3 cm - Thumbnail 
Formula
SiO2 (RRUFF)
Locality
PC mine, Jefferson Co., Montana, United States

A waterclear fantastic Japan-law twinned Quartz crystal. You can actually see the twin plan down through the center. It is Mindat #7G4-J5N, collected by Chris van Laer in 1983. Excellent condition.

Quartz

Formula
SiO2 
Crystal System
Trigonal 
Crystal Habit
Crystalline - Coarse, Druse, Crystalline - Fine 
Cleavage
Indistinct, None, None 
Luster
Vitreous (Glassy) 
Color
brown, colorless, violet, gray, yellow 
Streak
white 
Class
Trigonal - Trapezohedral 
Fracture
Conchoidal 
Hardness
7 

Data courtesy of Webmineral.

Collection
Chris van Laer Collection
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