Calcite and Quartz    Yangangxian Mine, Yizhang County, Chenzhau Prefecture, Hunan Prov., China.  Older material from early in the mine’s history that is seldom seen now…Bogotá style (sometimes sceptered) crystals that are composed of tabular rhombs stacked in parallel growth.  Very unique and interesting.  This one measures 6.1 x 5 x 4.5 cm.  Good luster, hundreds of crystals and no damage.  $145