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Chalcedony & Opal

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ZLT703870

Chalcedony & Opal

Fluorescent

Description Tabs

Description
Locality: 
Gran Canaria, Las Palmas Province, Canary Islands, Spain
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
7 × 9 × 3 cm
Description

Platy piece if sculptural yellow-grey chalcedony with white opal.

Good fluoreszense in SW UV-light.

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

Opal

Formula: 
SiO2·nH2O
Strunz: 
4.DA.10
Hardness: 
5.5 - 6.5
Streak: 
White

Seller Information

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