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Bertrandite & Quartz

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Bertrandite & Quartz

ex Americo Urbinati collection

Description Tabs

Description
Locality: 
LCA Mine, Bessemer City, Gaston County, North Carolina, United States of America
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
1.2 × 0.9 × 0.8 cm
Description

dozens white prismatic bertrandite crystals on quartz

Mineral Data
What's on the rock

Bertrandite

Formula: 
Be4(Si2O7)(OH)2
Strunz: 
9.BD.05
Crystal System: 
Orthorhombic
Hardness: 
6.0 - 7.0
Type Locality: 
Petit-Port, Nantes, Loire-Atlantique, Pays de Loire, France

Quartz

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