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Chalcedony

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MGR961914

Chalcedony

Floater

Description Tabs

Description
Locality: 
Midelt Province, Drâa-Tafilalet Region, Morocco
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.2 × 4.6 × 3.1 cm
Description

Highly esthetic formation of botryoidal chalcedony from Morocco. The main crystal is nicely placed on top of the specimen and is translucent showing a satturated yellowish to orange colour.

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