Geode of agate on round brass base. Mexico
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Cubic Pyrite on slate - St Créac (France)
Agate slice from Brazil (1kg) on brass stand
Tin and lead explosion from Paris roofs under glass globe
Tin and lead explosion from Paris roofs under glass
Set of 3 Menilite opals (spain) on mini-cube
Gypsum from France (465g.) on black base
Menilite Opal of agramon, Spain in matrix. 680gr.
Sandcalcite aggregate from Hungary, under glass