Fluorite & Siderite - 1036

Beaumont Mine, Allenheads, Northumbria, England


Bought from the mine head in the 1970's, British Steel Corporation having sunk a new drift mine close to the village of Allenheads to work the veins in that area for fluorspar.  This specimen is a choice example of the fluorite/siderite combinations that came from the Allenheads area -  twinned pale purple crystals set on a bed of brown well crystallised siderite.  Ex. E. Smithson collection. Close inspection shows a couple of small dings but hardly discernable.

Formula: Fluorite CaF2 ; Siderite Fe2+CO3


Status: Available

Dimensions: 130x100x70mm

Size: Large Cabinet (L)



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