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Alstonite from
Minerva No. 1 Mine (Ozark-Mahoning No. 1 Mine), Ozark-Mahoning group, Cave-in-Rock, Hardin Co., Illinois, USA

Locality type:Mine
Classification
Species:Alstonite
Formula:BaCa(CO3)2
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
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.; ; Mineralogical Record (1997) 28:3-49
Associated Minerals Based on Photo Data:
Witherite18 photos of Alstonite associated with Witherite at this locality.
Calcite7 photos of Alstonite associated with Calcite at this locality.
Benstonite6 photos of Alstonite associated with Benstonite at this locality.
Fluorite2 photos of Alstonite associated with Fluorite at this locality.
Baryte1 photo of Alstonite associated with Baryte at this locality.
Chalcopyrite1 photo of Alstonite associated with Chalcopyrite at this locality.
Data
Mineral Data:Click here to view Alstonite data
Locality Data:Click here to view Minerva No. 1 Mine (Ozark-Mahoning No. 1 Mine), Ozark-Mahoning group, Cave-in-Rock, Hardin Co., Illinois, USA
Photo GalleryView Gallery (8 photos)
 
Mineral and/or Locality  
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