Description
TWENTY-EIGHT EASTERN EUROPEAN MINERALS Celestite on Sulphur, Machow, Poland, measuring 3 1/2 x 3 x 3 in ; a rhodochrosite, Kosovo ; an artichoke quartz, Cavnic, Romania ; a calcite on matrix, Czech Republic ; a marcasite, Czech Republic ; a calcite, Cavnic, Romania ; a geocronite, Pribam, Czech Republic...