
What a strange specimen. The siderite forms a double cast here looking like wierd eggs, with a little crystallized Pyrite.
Dimensions: 8.6 x 3.7 x 3.5 cm
Species: Siderite, Pyrite
Locality: Dal'negorsk, Far-Eastern Region, Russia
Dimensions: 8.6 x 3.7 x 3.5 cm
Species: Siderite, Pyrite
Locality: Dal'negorsk, Far-Eastern Region, Russia