Siderite after Calcite, Gheturi Mine, Oasului Mountains, Marmures, Romania, Mined 2003, Medium Cabinet 7.5 x 9.5 x 10.0 cm, $350. Online 1/11
Mounded group of calcite crystals, up to 5.5 cm across, replaced by reddish-brown and ochre siderite. Complete on all sides and a signature specimen from the Gheturi Mine. Tiny nick on top. ex: George & Judy Megerle Collection. I first sold this in 2003.