Pyrite and galena - Huanzala, Peru
Plate composed of shiny, well-formed pyrite crystals lightly...
A specimen composed of pyrite and sphalerite, both well-formed and bright.
5.5 x 3.3 x 2.3 cm.
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Plate composed of shiny, well-formed pyrite crystals lightly...
Semi-octahedrons of pyrite with bright truncated apices, nice...
Brilliant, well-formed pyrite dodecahedra, showing growth...
Skeletal pyrite with dissolution figures associated with...
Green fluorite crystals (the core is darker due to...
Group of very bright octahedrons of pyrite, some of which have...
Piece composed of violet fluorite associated with small pyrite...
Small quartz specimen, including a clearly visible Japan law...