AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from New York > Illite pseudomorphs after Unknown (Gieseckite)

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

   

Illite pseudomorphs after Unknown (Gieseckite) from Natural Bridge, Diana Township, Lewis County, New York

 
Illite pseudomorphs after Unknown (Gieseckite) from Natural Bridge, Diana Township, Lewis County, New York

Illite pseudomorphs after Unknown (Gieseckite) from Natural Bridge, Diana Township, Lewis County, New York

DESCRIPTION:No. 35003
Mineral:Illite pseudomorphs after Unknown (Gieseckite)
Locality:Natural Bridge, Diana Township, Lewis County, New York
Description:Illite pseudomorph after an unknown hexagonal mineral crystal up to 25 mm incorrectly called Gieseckite (Natrolite+Analcime+Mica). See article: Rediscovery of the Classic Locality for Gieseckite Near Natural Bridge, N.Y. in Rocks and Minerals 7-8/2001. Ex. John A. Manley (1861-1936) ca. 1890s
Overall Size:4.5x3x2.5 cm
Crystals:15-25 mm pseudos
Archived: For reference only

 

 

 

 

 

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