Magnesite, Boracite & Hilgardite
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Boulby Mine, Loftus, North Yorkshire, England
980
Cluster of clear lath like magnesite crystals perched in a cavity within a crystalline mass of boracite and a litle orange hilgardite. Unusual to get all three borate minerals on one specimen.
Formula: Magnesite MgCO3 ; Boracite Mg3B7O13Cl ; Hilgardite Ca2B5O9Cl . H2O
Status: Sold
Dimensions: 45x15x35mm
Size: Miniature (M)
Minerals of the English Midlands
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