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Tridymite & Pyroxene Group

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PLN60226

Tridymite & Pyroxene Group

Description Tabs

Description
Locality: 
Bellerberg, Ettringen, Eifel Mountains, Rhineland-Palatinate, Germany
Size Range: 
Thumbnail (1-3cm)
Size: 
1 × 1.5 × 1.3 cm
Description

Dark green pyroxene bars and transparent tridymite crystals on matrix

Mineral Data
What's on the rock

Tridymite

Formula: 
SiO2
Strunz: 
4.DA.10
Crystal System: 
Triclinic - Pedial
Hardness: 
6.5 - 7.0
Streak: 
White
Type Locality: 
Cerro San Cristóbal, Mun. de Pachuca, Hidalgo, Mexico

Pyroxene Group

Group Members: 
Clinopyroxene Subgroup
Orthopyroxene Subgroup
geo trader

Seller Information

Payment options: offline, paypal_wpp, paypal_wps

Seller's terms and conditions
You can buy a lot specimens. I will give you a great combined shipping discount ! I combine the auctions. All packages are priority (7 days)