SOLD
MUN05-98
Pharmacosiderite
Miniature, 4.1 x 3.3 x 2.0 cm
Graul, Schwarzenberg District, Erzgebirge, Saxony, Germany
Ex. Richard Hauck
SOLD

This is a rare potassium, iron, arsenate which occurs in fine cubic crystals on matrix along with tiny botryoids of an unknown phosphate?. The crystals are golden,