Barite on Calcite, Rosiclare Level Minerva #1 Mine, Ozark-Mahoning Company, Cave-in-Rock District, S. Illinois, Mined February 1990, Kalaskie Collection #282, Miniature 3.5 x 4.0 x 6.0 cm, $85. Online 1/12.
Pastel blue and creamy white barite on a thin lens of calcite. There were a number of these fine barites produced from new mining after Ozark-Mahoning purchased and de-watered the #1. Good coverage and displays well from either side. In excellent condition. Mined February, 1990. Betty Kalaskie Collection #282.