Cerussite   Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia.  Ex. Thomas G. Fowler collection.  This is a small “snowflake” example of these famous twinned crystals.  Highly reticulated, light gray colored crystal measuring 4.4 x 2.4 x 1 cm.  Some rounded surfaces, as seen.  NO damage.  $850