Calcite, "Fishtail Twin", Tri-State District, MO, Dr. David London Collection L-032, Small Cabinet 4.5 x 5.5 x 9.5 cm, $450. Online Sept. 30.
A classic "fishtail twin" from the Missouri portion of the Tri-State District. A very excellent specimen in top condition showing the golden color and twin plane famous from the district. Natural luster, un-dipped.