mineral specimens
rare minerals
mineral dealer
systematic minerals
Black Hills minerals
fine minerals
mineral dealer
Dana minerals
IMA minerals
mineral collections
rock and minerals
gem crystal
Checkout
0 item @ $0.00  
Home | My Cart | Login | Register

Quartz var. amethyst

#47461
SOLD
Quartz from Silver Bow Co., Montana, United States - 47461
Quartz from Silver Bow Co., Montana, United States - 47461

Quartz var. amethyst

#47461
Availability
Sold
Size
3 x 2 x 2.5 cm - Thumbnail 
Formula
SiO2 (RRUFF)
Locality
Silver Bow Co., Montana, United States

A group of three deep amethyst Quartz crystals, each doubly terminated, with the largest to 2.5cm. It is an unusual specimen in that the termination of the largest crystal has interesting growth patterns.

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
Mineralpedia
View Quartz
On Dakota Matrix
Previously Sold Quartz
On Dakota Matrix
Other Available Quartz
WebMineral
View Quartz
Mindat
View Quartz

Related Products

Other Sold

All photos by Dakota Matrix and are Copyrighted © and may not be used without permission. Copyright © 2025 - Dakota Matrix Minerals, Inc. Privacy | Terms & Conditions | Site Map