Description: Vivianite Wheal Owles, Botallack, St. Just, Cornwall, Englan, UK Group of radiating vivianite crystals, 7mm across, in jasper. Ex Henry Ludlam (1822-1880) and Geological Museum, London, collections. The Ludlam collection was once on display in the Geological Museum, one of very few old extant collections still held in one piece and available to be seen. Now sadly incorporated into the Natural History Museum Collection and no longer on display.

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