Native silver in calcite - Bou Azzer, Morocco
Native silver trees on calcite. The contrast is striking between the banch calcite and the rather dark grey silver. 8 x 5,2 x 2,7 cm0064-LCJD
Native silver trees on calcite. The contrast is striking between the banch calcite and the rather dark grey silver. 8 x 5,2 x 2,7 cm0064-LCJD
Very marked pleochroism going from blue to purple. The cabochon weighs 6.82 grams. 2,2 x 1,4 x 0,7 cm0062-LCJD
Piece from the old collection of P. Zerfass. The fluorite crystals from a 2nd generation are of a very light bluish color with yellow zonations. These crystals are on a thin layer of quartz and themselves on a layer of emerald green fluorite from a first generation. No damage. 12,2 x 7,2 x 5...
Quartz with millimetre-sized crystal inclusions of dumortierite quartz. According to the observed face, one can distinguish perfectly the small "fireworks" of dumortierite. Point not repolished. 3,8 x 2,9 x 2,3 cm0054-LCJD
Group of blue cyanite crystals on quartz. Different shades of blue but overall, the crystals are very well drawn. 11,1 x 10,6 x 9,4 cm0046-LCJD
Metamict red zircon crystals on biotite gangue 7,4 x 5 x 2,8 cm0041-LCJD
Veneer smithsonite covers small malachite crystals. 7,4 x 7,4 x 5 cm0029-LCJD
Azurite crystal on gangue accompanied by smaller crystals. Very saturated color and very interesting volume. 4,6 x 2,7 x 3,3 cm0017-LCJD
Golden topaz crystals slightly tinted pink on carbonate gangue. The main crystal measures approximately 3 cm high. 4,9 x 7,9 x 5,5 cm0011-LCJD
Barite ponpons stained with metal oxides in combination with purple fluorite crystals and very lympid. 11 x 7,9 x 4,9 cm0010-LCJD
Very bright vanadinite crystals on a partially altered white baryte gangue. 7,4 x 4,7 x 4,3 cm0009-LCJD