AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from South Dakota > Columbite-(Fe)

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Columbite-(Fe) from Etta Mine, Keystone District, Pennington County, South Dakota

 
Columbite-(Fe) from Etta Mine, Keystone District, Pennington County, South Dakota

DESCRIPTION:No. 33735
Mineral:Columbite-(Fe)
Locality:Etta Mine, Keystone District, Pennington County, South Dakota
Description:Crystallized mass of black columbite-(Fe) with striated crystal surfaces (no terminations). For more information see the article: Minerals of the Etta Pegmatite, Black Hills, South Dakota in Rocks and Minerals Nov.-Dec. 1992. Ex. John A. Rorer, Jr. collection #136; Purchased by Jack Rorer while stationed in Denver, Co
Overall Size:4x3x2 cm
Crystals:
Archived: For reference only

 

 

 

 

 

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