MINERAL
Active filters
Prism of gabbro from Madagascar (2.1kg) on brass base
Aragonite crusted pipe from Karlovy Vary
Smoky quartz (1.5Kg) with recrystallization (Brazil), presented in a cage
Fluorite -Marienschacht Mine , Wölsendorf, , Germany-
Pipe geode of ametyst -30kg- Madagascar
Counter weight machinery to open a geode
Set of 3 Menilite opals from spain on mini-cube