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Chalcedony

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NST700936

Chalcedony

Dr. Ing. H. Maucher, Munich

Description Tabs

Description
Locality: 
Weitendorf, Wildon, Graz, Styria, Austria
Class: 
Massive/Crystalline
Size Range: 
Miniature (4.5-7 cm)
Size: 
6 × 4.8 × 2 cm
Description

A sample of blue Chalcedony from Weitendorf basalt quarry.

Comes with a handwritten 20th century label of german dealer Herbert Maucher, Munich.

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
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