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Chalcedony

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SHS131225

Chalcedony

Description Tabs

Description
Locality: 
Holbrook Mine, Bisbee, Warren District, Cochise County, Arizona, United States of America
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.8 × 3.5 × 1.7 cm
Description

Nice piece of chalcedony

Mineral Data
What's on the rock

Chalcedony

Variety Of: 

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Hardness: 
7.0
Hardness: 
6.5 - 7.0
Streak: 
White
Type Locality: 
Kadıköy (Chalcedon), Istanbul Province, Marmara Region, Turkey