Force Crag Mine, Coledale, Braithwaite, Cumbria, England


Plate of large, single and aggregated, sphalerite crystals to 12mm on a bed of brown siderite. Cross section shows two clear periods of sphalerite formation between which there is a band of siderite. Sawn base.

Formula: sphalerite ZnS ; Siderite Fe2+CO3

Status: Sold

Dimensions: 75x45x35mm

Size: Small Cabinet (S)

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