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A Geoscience Digital Image Library

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TitleHanksite from Searles Lake, California, USA
DescriptionHanksite is one of the few minerals that belong to both the carbonate and sulfate classes. It has formula Na22K(SO4)9(CO3)2Cl. Hanksite is an evaporite mineral and often forms large geometric crystals. Associated minerals include halite, trona, borax and tincalconite. The Searles Lake playa deposits contain many other evaporite minerals too, including aphthitalite, burkeite, galeite, gaylussite, mirabilite, nahcolite, northupite, pirssonite, schairerite, searlesite, sulphohalite, teepleite, thenardite, and tychite. Hanksite often forms large crystals; this sample is about 18 cm across.
LocationUSA ▹ California ▹ San Bernardino. Near Searles Lake.
PhotographerDarla Sondrol. 2001-06-05.
CollectionUniversity of North Dakota Mineralogy Collection.
Key wordshanksite, California, playa
Tech details871 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens.
GeoDIL number589