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Fayalite Forsterite

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CFL964099

Fayalite Forsterite

Description Tabs

Description
Locality: 
San Carlos Indian Reservation, Gila County, Arizona, United States of America
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
7 × 6 × 4 cm
Description

Aggregates of fayalite-forsterite group crystals, including the defunct name of hyalosiderite.  Purchased in 2007.

Mineral Data
What's on the rock

Fayalite

Formula: 
Fe2+2SiO4
Strunz: 
9.AC.05
Crystal System: 
Orthorhombic
Hardness: 
7.0
Type Locality: 
Faial Island (Fayal Island), Azores District, Portugal

Forsterite

Formula: 
Mg2SiO4
Strunz: 
9.AC.05
Crystal System: 
Orthorhombic
Hardness: 
7.0
Streak: 
White
Type Locality: 
Monte Somma, Somma-Vesuvius Complex, Naples Province, Campania, Italy

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Collection Arkane accept payments by Paypal and direct email messages.