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Chalcedony With Agate

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PCZ585010

Chalcedony With Agate

Description Tabs

Description
Locality: 
Chikwawa, Southern Region, Malawi
Class: 
Massive/Crystalline
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.5 × 4 × 3.5 cm
Description

A beautiful seam of blue to lilac chalcedony/agate from Malawi. 

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

Agate

Variety Of: 

Chalcedony

Hardness: 
6.5 - 7.0
Formula: 
SiO2
Hardness: 
0.0
Peter Crozier Minerals