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Alstonite from
Minerva No. 1 Mine, Cave-in-Rock, Cave-in-Rock Sub-District, Illinois - Kentucky Fluorspar District, Hardin Co., Illinois, USA

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Minerva No. 1 Mine, Cave-in-Rock, Cave-in-Rock Sub-District, Illinois - Kentucky Fluorspar District, Hardin Co., Illinois, USA
© Alan Goldstein
Description
Comments:Lining cavities in veins of waxy benstonite, finegrained calcite and witherite crystals.
Habit:sharpely terminated pseudo-hexagonal pyramids up to 2 mm in length
Colour:colorless to grey, transparent
Quality of samples:not specified / average specimens
Confirmation
Validity:Believed Valid
References
References:Rossman, G. R. and Squires, R. L. (1974) The occurence of alstonite at Cave in Rock, Illinois. Mineralogical Record 5: 266-269; Rocks & Minerals: 63: 214.;
Data
Mineral Data:Click here to view Alstonite data
Locality Data:Click here to view Minerva No. 1 Mine, Cave-in-Rock, Cave-in-Rock Sub-District, Illinois - Kentucky Fluorspar District, Hardin Co., Illinois, USA
Photo GalleryView Gallery (4 photos)
Mineral and/or Locality
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