Minerals / Ferroan Dolomite,Dylife. (CWO)

Ferroan dolomite is a nebulous term that is applied to dolomite that has an iron content. Dylife mine, Central Wales Orefield. An off white aggregate with typical curved faces on the exposed fracture surface. The host rock on which it is deposited is a brecciated light coloured sandstone. Layering observed in the Dolomite indicates that this is a vein fragment. 

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