-
Argentit
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Fluorit
-
Fluorit
-
Fluorit
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Fluorit
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Kasiterit
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Křemen
-
Křemen
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Křemen - ametyst
-
Malachit
-
Molybdenit
-
Scheelit
-
Wolframit
-
Zinnwaldit
-
křemen
237 532 subjects published right now from 201 institutions
15 subjects