Black Tourmaline crystal with Hematite 1.5KGr on black base
The Unclassifiables
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Black Tourmaline crystal with Hematite 745Gr on square black base
Black Tourmaline crystal with Hematite 205Gr on baroque black base
Black Tourmaline crystal with Hematite 130Gr on baroque black base
Purple Anhydrite of Madagascar (1.9kg) on black base
iridescent Goethite from Tharsis (Andalousia)), black base
Prism of gabbro from Madagascar (1.3kg) on black base
Prism of gabbro from Madagascar (2.1kg) on brass base
Prism of gabbro from Madagascar (2.7kg) on brass base
Prism of gabbro from Madagascar (5.1kg) on brass base
Prism of gabbro from Madagascar (6.2kg) on brass base