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
0 item @ $0.00  

Straczekite

#PD33101
SOLD
Straczekite from Union Carbide mine, Wilson Springs, Garland Co., Arkansas, United States - PD33101

Straczekite

#PD33101
Availability
Sold
Size
Capsule 
Formula
(Ca,K,Ba)V8O20·3H2O (RRUFF)
Locality
Union Carbide mine, Wilson Springs, Garland Co., Arkansas, United States
Tagged
Rare Species Sale

Around a dozen small grains of Straczekite, with about half of them around a mm.  Type locality, and Cureton label.

Type Locality

Straczekite

Formula
(Ca,K,Ba)V8O20·3H2
Crystal System
Monoclinic 
Crystal Habit
Microscopic Crystals, Fibrous 
Cleavage
Perfect, None, None 
Luster
Greasy (Oily) 
Color
greenish black 
Streak
greenish black 
Class
Monoclinic - Prismatic 
Hardness
1-2 

Data courtesy of Webmineral.

Collection
Phillips Collection
Special Info
Type Locality

All photos by Dakota Matrix and are Copyrighted © and may not be used without permission. Copyright © 2020 - Dakota Matrix Minerals, Inc. Privacy | Terms & Conditions | Site Map