Diamond quartz, dolomite and calcite - Laragne-Montéglin,...
High-quality diamond quartz on calcite and dolomite from the...
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High-quality diamond quartz on calcite and dolomite from the...
Two very fine diamond quartz on gangue. 5 x 2.5 x 1.7 cm
Small, very bright, gem-quality crystals of blue apatite on...
Classical Malian association of well expressed prehnite and...
Small group of smoky and brilliant quartz. 3.6 x 2.4 x 2 cm
A high quality translucent axinite crystal accompanied by a...
Smoky quartz point partly covered with siderite. 3.5 x 3.4 x...
Very bright apple-green crystals of cuproadamite (copper-rich...
Cerussite crystals (some macerated) on hemimorphite.4.2 x 4.1...
Beautiful dendritic native silver from the Bouismas mine in...
Amethyst crystals in perfect condition and very bright. 3.7 x...
Thick (1.2cm), lustrous azurite crystal associated with...
Superb 1 cm cuprite crystal in excellent condition, with a...
Brown to green clinozoisite/epidote of good quality...
Complete chalcedony geode, slightly bluish (bluer in reality...
Superb single crystal with green/blue reflections, translucent...