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Quartz var. amethyst

#45560
SOLD
Quartz from Goldflint Mtn., Jefferson Co., Montana, United States - 45560
Quartz from Goldflint Mtn., Jefferson Co., Montana, United States - 45560

Quartz var. amethyst

#45560
Availability
Sold
Size
2.6 x 1.6 x 1.5 cm - Thumbnail 
Formula
SiO2 (RRUFF)
Locality
Goldflint Mtn., Jefferson Co., Montana, United States

A single roughly doubly terminated amethyst tipped crystal with interior smoky color. One end is well terminated with the other end roughly terminated with a small attachment point. The overall crystal is also shows a offset growth of another crystal. It is a nice, lustrous specimen. It was collected by Chris van Laer in 2000.

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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