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Vivianite from Amazonas
Gemstone cutter - Zdeněk Hanzl
Mineral Collection - Zdeněk Hanzl
Tourmaline-schorl weighing a ton!
Elbaits from the Czech Republic
02 Faith
Zunyite from Iran
Gypsum from Czech Republic
01 Introduction to Mini-Lectures
Aragonite, azurite from Afghanistan
Sapphirine from Madagascar