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Mackayite

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SKY199770

Mackayite

Classic locality
Rare Mineral

Description Tabs

Description
Locality: 
San Miguel Mine, Moctezuma, Moctezuma Municipality, Sonora, Mexico
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.5 × 2.5 × 2 cm
Description

Perfect olive green crystals of the very rare mackayite (an iron tellurite) grouped in spheres on a contrasting matrix. Mackayite specimens in this quality are rarely seen on the mineral market. Very nice under the microscope !

Mineral Data
What's on the rock

Mackayite

Formula: 
Fe3+(Te4+2O5)(OH)
Strunz: 
4.JL.10
Hardness: 
4.5
Type Locality: 
Mohawk Mine, Goldfield, Goldfield District, Esmeralda Co., Nevada, USA

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