Set of 3 Menilite opals (spain) on mini-cube
MINERAL
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Gypsum from France, on black base (920g.)
Alum Chrom crystal 1.7Kg, under glass
Halite of Salar de Uyuni, black metal base
Purple Anhydrite of Madagascar (1.9kg) on black base
Chryzoprase in matrix of Tanzania on brass stand