AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Connecticut > Ishikawaite

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

   

Ishikawaite from Penfield Quarry, Portland, Middlesex County, Connecticut

 
Ishikawaite from Penfield Quarry, Portland, Middlesex County, Connecticut

Ishikawaite from Penfield Quarry, Portland, Middlesex County, Connecticut

DESCRIPTION:No. 41367
Mineral:Ishikawaite
Locality:Penfield Quarry, Portland, Middlesex County, Connecticut
Description:Elongated black ishikawaite crystals embedded in pink feldspar matrix with areas of smoky quartz. The ishikawaite crystals are radioactive and have brown reaction rims around the crystals. I am told identification was verified using XRD.
Overall Size:4.5x4.5x3 cm
Crystals:1-7 mm
Archived: For reference only

 

 

 

 

 

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