3 cm interpenetrant twin of purple fluorite from the Frazers Hush Mine, Weardale, County Durham.
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110 Overlooking Weardale.
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The Weardale Railway reborn
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Fluorite crystals, to 4 cm in an 8 cm group, from the recent mining activities at Greenlaws Mine, Daddry Shield, Weardale.
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Purple to green zoned fluorite in 18 mm interpenetrant twin, Blue Circle Quarry, Eastgate, Weardale, Co Durham.
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