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Chalcedony

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BMM598791

Chalcedony

Floater

Description Tabs

Description
Locality: 
Mamuju Area, West Sulawesi, Indonesia
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.5 × 3.8 × 3 cm
Description

Plastic and three-dimensional purple botryoidal chalcedony (grape agate). The balls are purple trans-lucent with satin gloss and dark zoning. Intense violet color that is reminiscent of amethyst. Very aesthetic undamaged floater-piece.

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