19idcj.in ((2 HANKSITE)), $5 MINIMUM BID, Searles Lake, Trona, San Bernardino County, California, 5 and 3.5 cm, 2 Miniatures | |
Bipyramidal crystals of Hanksite which are water soluble and will completely dissolve in water. Usually these are coated with a small amount of mineral oil for preservation. Usually wiped on once a year |