Siderite

 Wessels Mine, Hotazel, Kalahari Manganese Fields, Northern Cape Province, South Africa, Africa A fine sparkling crystal druse of red-brown Andradite completely covers crystals of Hematite...

 Pribram, Bohemia, Czech Republic, Europe Well developed saddle crystal habit crystals of white Dolomite set on lustrous brown...

 Carn Brea Mine, Illogan, Redruth, Cornwall, England, Europe A rare old time specimen of Bornite from the Carn Brea Mine, Cornwall. Crystals of intergrown...

 Tincroft Mine, Illogan, Redruth, Cornwall, England, Europe Well formed intergrown honey-yellow to brown crystals of Siderite cover most of the display face of...