Minerály a horniny Slovenska

Minerály a horniny Slovenska

rock classification cards

rock classification cards

Aquamarine with Muscovite

Aquamarine with Muscovite

Minerály a horniny Slovenska

Minerály a horniny Slovenska

Koroit Opal from Queensland, Australia

Koroit Opal from Queensland, Australia

Minerály a horniny Slovenska

Minerály a horniny Slovenska

Copper with Cuprite, Tsumeb, Namibia

Copper with Cuprite, Tsumeb, Namibia

Precious Opal from Virgin Valley, Nevada, on display at the 2012 Tucson Gem & Mineral Show in Arizona.

Precious Opal from Virgin Valley, Nevada, on display at the 2012 Tucson Gem & Mineral Show in Arizona.

Apophyllite

Apophyllite

Image result for crystal classics fine minerals/archives

Image result for crystal classics fine minerals/archives

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