MINERAL
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Natural Sulfur from Boliviaon black stand
Marcassite covering Baryte, Lubin mine- Poland
Moroccan amber aragonite ball, on brass stand
Chelyabinsk Meteorite in a spherical glass box.
Black quartz cluster from Brazil (1.8 kg) on black brass
Turquoise howlite on black base
Boulder Opal (two parts) of 345g on black base -Australia-
Purple Anhydrite of Madagascar (1.9kg) on black base
Set of 4 minerals on cubes: cubic Pyrite on matrix, optical Calcite, Chalcopyrite, Dodecahedral Pyrite.