Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Barrerite Quartz

Views:
Watches:
ESM920171

Barrerite Quartz

Description Tabs

Description
Locality: 
Kuiu Island, Sitka Borough, Alaska, United States of America
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
7 × 6 × 2 cm
Description

White barrerite crystals on milky quartz crystals

Mineral Data
What's on the rock

Barrerite

Formula: 
(Na,K,Ca0.5)2[Al2Si7O18]·7H2O
Strunz: 
9.GE.15
Crystal System: 
Orthorhombic
Hardness: 
3.0 - 4.0
Streak: 
White
Type Locality: 
Sant' Efisio Tower, Nora, Pula, Cagliari Province, Sardinia, Italy...

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White