Strontianite after Barite on Calcite, Minerva #1 Mine, Minerva Oil Company, Cave-in-Rock District, Southern Illinois Miniature 3.5 x 5 x 5 cm $125. Online 6/28
Light pink strontianite aggregate pseudomorph after barite in combination with calcite on massive white barite matrix. It is possible the pseudomorph is after celestite and may be resolved from x-ray of remnant crystal. Fine miniature from mining circa 1960s. Bynum Collection; to Ellen Bynum; sold to Ross Lillie 2017.