MINERAL
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Crystallized Bismuth City (1.1kg) in observation box with magnifier
Tin and lead explosion from Paris roofs under glass globe
Gypsum from France (465g.) on black base
Septaria prism 515Gr. (Madagascar), black base
Menilite Opal of agramon, Spain in matrix. 680gr.
Fluorite -Marienschacht Mine , Wölsendorf, , Germany-
Septaria prism (Madagascar), black base