40087: Tincalconite replacing Borax - $32 Trona Mine, Trona, Argus District, Argus Range, San Bernardino County, California Small cabinet - 7.0 x 4.8 x 2.3 cm 63 grams Specimen status: Available Send an email with specimen number to order A blocky borax crystal that has been
total replaced by snow white tincalconite. The original
borax was nearly complete all around. This specimen is in
perfect condition. Although it shows no signs of
preservation (such as polyurethane coating) the specimen
appears completely stable.
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