Mineralogy Database

Hilgardite Boracite Image

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 Hilgardite, Boracite

Large Hilgardite Image

Mineral: Hilgardite: Ca2B5O9Cl·(H2O)  
Boracite: Mg3B7O13Cl
Comments: Sub-mm reddish orange crystals of hilgardite on white boracite.
Location: Boulby Mine, Loftus, Cleveland, Great Britain.
Scale: 1.5 x 2.5 cm.
Copyright: © John Veevaert
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