AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from New York > Magnetite (rare cubic crystal form) with Anhydrite, Talc

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Online Mineral Museum Archive of Mineral Photographs and Mineral Descriptions from John Betts - Fine Minerals.com and Allminerals.com

   

Magnetite (rare cubic crystal form) with Anhydrite, Talc from ZCA Mine No. 4, Fowler Ore Body, 2500' Level, Balmat, St. Lawrence County, New York

 
Magnetite (rare cubic crystal form) with Anhydrite, Talc from ZCA Mine No. 4, Fowler Ore Body, 2500' Level, Balmat, St. Lawrence County, New York

Magnetite (rare cubic crystal form) with Anhydrite, Talc from ZCA Mine No. 4, Fowler Ore Body, 2500' Level, Balmat, St. Lawrence County, New York

Magnetite (rare cubic crystal form) with Anhydrite, Talc from ZCA Mine No. 4, Fowler Ore Body, 2500' Level, Balmat, St. Lawrence County, New York

Magnetite (rare cubic crystal form) with Anhydrite, Talc from ZCA Mine No. 4, Fowler Ore Body, 2500' Level, Balmat, St. Lawrence County, New York

Magnetite (rare cubic crystal form) with Anhydrite, Talc from ZCA Mine No. 4, Fowler Ore Body, 2500' Level, Balmat, St. Lawrence County, New York

Magnetite (rare cubic crystal form) with Anhydrite, Talc from ZCA Mine No. 4, Fowler Ore Body, 2500' Level, Balmat, St. Lawrence County, New York

Magnetite (rare cubic crystal form) with Anhydrite, Talc from ZCA Mine No. 4, Fowler Ore Body, 2500' Level, Balmat, St. Lawrence County, New York

Photo below under shortwave ultraviolet illumination:
Magnetite (rare cubic crystal form) with Anhydrite, Talc from ZCA Mine No. 4, Fowler Ore Body, 2500' Level, Balmat, St. Lawrence County, New York

Photo below under longwave ultraviolet illumination:
Magnetite (rare cubic crystal form) with Anhydrite, Talc from ZCA Mine No. 4, Fowler Ore Body, 2500' Level, Balmat, St. Lawrence County, New York

DESCRIPTION:No. 76442
Mineral:Magnetite (rare cubic crystal form) with Anhydrite, Talc
Locality:ZCA Mine No. 4, Fowler Ore Body, 2500' Level, Balmat, St. Lawrence County, New York
Description:Lustrous black magnetite crystals with remnants of talc-anhydrite matrix on the top edge. The magnetite crystals exhibit rare cubic crystal form (magnetite is normally octahedral form) from a famous one-time 1991-2 find. Collected 1991-1992. See: Cubic and Tetrahexahedral Magnetite in May-June 2008 Rocks and Minerals
Overall Size:3.5x2x1.5 cm
Crystals:0.5-8.0 mm
Archived: For reference only

 

 

 

 

 

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