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ST216 - Azurite $ 250 Kolwezi Mining District, Lualaba, DR Congo miniature - 3.9 x 2.5 x 2.5 cm ![]() ![]() ![]() ![]() Undamaged cluster of large, prismatic crystals of Azurite. The Azurite crystals have great luster and the largest has an unusual stepped termination. Good crystals of Azurite are rare for this locality!
ST200 - Kolwezite on Cobaltian Calcite $ 450 Kolwezi Mining District, Lualaba, DR Congo cabinet - 10 x 8 x 4 cm ![]() ![]() ![]() ![]() Dark olive green botryoidal Kolwezite atop rhombs of vivid pink Cobaltoan Calcite (or possibly Cobaltoan Dolomite) creating a stunning mixture of colors and forms. The main Kolwezite is a superb hemispherical group 1.1 cm wide and perfectly centered in the Cobaltian Calcite. Kolwezite is a Copper Cobalt Carbonate Hydroxide and this is the type locality for the species. A beautiful large display piece and combination specimen of two desireable species together.
ST215 - Kolwezite pseudomorphs (?) on Cobaltian Calcite $ 250 Kolwezi Mining District, Lualaba, DR Congo miniature - 5 x 4 x 2.2 cm ![]() ![]() ![]() Dark olive green crystals of Kolwezite atop vivid pink Cobaltoan Calcite (or possibly Cobaltoan Dolomite) creating a stunning mixture of colors and forms. The Kolwezite has rhombic form and are possibly pseudomorphs after Calcite or Dolomite. Kolwezite is a Copper Cobalt Carbonate Hydroxide and this is the type locality for the species.
ST204 - Malachite on Cobaltian Calcite $ 1500 Kolwezi Mining District, Lualaba, DR Congo large cabinet - 20 x 13 x 5 cm ![]() ![]() ![]() ![]() ![]() ![]() Large specimen of vivid pink Cobaltoan Calcite (or possibly Cobaltoan Dolomite) that displays well on both sides. The front side has large crystals to 3cm in size and a very deep pink, almost purple coloration. The backside has areas of green Malachite and black Heterogenite. A beautiful large display piece that will add lots of color to a case of minerals.
ST205 - Cobaltian Calcite $ 200 Kolwezi Mining District, Lualaba, DR Congo cabinet - 11 x 6 x 3.5 cm ![]() ![]() ![]() ![]() Crystals of vivid pink Cobaltoan Calcite on matrix. The specimen has a mixture of smaller, lighter pink crystals and larger rhombic crystals to 6mm with a deeper pink coloration.
ST206 - Kolwezite, Malachite on Cobaltian Calcite $ 750 Kolwezi Mining District, Lualaba, DR Congo large cabinet - 15.5 x 14 x 5 cm ![]() ![]() ![]() ![]() ![]() Dark olive green botryoidal Kolwezite atop rhombs of vivid pink Cobaltoan Calcite (or possibly Cobaltoan Dolomite) creating a stunning mixture of colors and forms. The Kolwezite is partially coated by bright green Malachite in areas. Kolwezite is a Copper Cobalt Carbonate Hydroxide and this is the type locality for the species. Highly colorful and beautiful large display piece.
ST195 - Kolwezite on Cobaltian Calcite $ 350 Kolwezi Mining District, Lualaba, DR Congo cabinet - 10 x 7.5 x 3.5 cm ![]() ![]() ![]() ![]() Dark olive green botryoidal Kolwezite atop rhombs of vivid pink Cobaltoan Calcite (or possibly Cobaltoan Dolomite) creating a stunning mixture of colors and forms. The main Kolwezite is a superb hemispherical group 9mm wide. Kolwezite is a Copper Cobalt Carbonate Hydroxide and this is the type locality for the species. A beautiful,colorful display piece.
ST194 - Malachite on Cobaltian Calcite $ 250 Kolwezi Mining District, Lualaba, DR Congo small cabinet - 9 x 7.5 x 4 cm ![]() ![]() ![]() ![]() ![]() ![]() Bladed crystal groups of green Malachite atop bright pink Cobaltoan Calcite. There are smaller deep emerald green crystal groups atop the bladed Malachite.
ST191 - Kolwezite, Malachite on Cobaltian Calcite $ 200 Kolwezi Mining District, Lualaba, DR Congo small cabinet - 7 x 5.5 x 4 cm ![]() ![]() ![]() ![]() Dark olive green botryoidal Kolwezite atop vivid pink Cobaltoan Calcite one one side, and bright green Malachite on Cobaltian Calcite on the other side. Kolwezite is a Copper Cobalt Carbonate Hydroxide and this is the type locality for the species. A beautiful,colorful display piece.
ST192 - Cobaltian Calcite on Quartz $ 300 Kolwezi Mining District, Lualaba, DR Congo small cabinet - 5.5 x 4.5 x 3.5 cm ![]() ![]() ![]() Unusual finger-like formations of pink Cobaltoan Calcite in a Quartz crystal lined vug. The individual crystal aggregates rach 8mm tall.
ST189 - Kolwezite on Cobaltian Calcite $ 350 Kolwezi Mining District, Lualaba, DR Congo small cabinet - 9 x 7 x 4.5 cm ![]() ![]() ![]() ![]() Dark olive green Kolwezite atop rhombs of vivid pink Cobaltoan Calcite (or possibly Cobaltoan Dolomite) creating a stunning mixture of colors and forms. The Kolwezite forms a superb 'pinwheel' formation 1.3cm wide. Kolwezite is a Copper Cobalt Carbonate Hydroxide and this is the type locality for the species.
SV305 - Tsavorite, Calcite, Diopside $ 200 Merelani Hills, Arusha, Tanzania thumbnail - 2.1 x 1.3 x 1.1 cm ![]() ![]() ![]() ![]() Elongated faden-like Tsavorite crystals on a matrix of Calcite crystals. This is an uncommon form of Tsavorite (Grossular) that are not often seen on matrix. There is a Diopside crystal and small Pyrite crystals in association. Great thumbnail from the Merelani Tanzanite mines.
ST268 - Pyromorphite $ 1250 Jersey Vein, Bunker Hill Mine, Kellogg, Idaho, USA small cabinet - 5.5 x 4 x 3.5 cm ![]() ![]() ![]() ![]() ![]() ![]() Beautiful cluster of two generations of Pyromorphite. The first generation in comprised of larger orange crystals of arsenian Pyromorphite with crystals to 1.5cm upon which grew very bright, lustrous yellow to green Pyromorphite.
ST271 - Wulfenite $ 950 Erupcion Mine, Los Lamentos, Chihuahua, Mexico small cabinet - 7.5 x 5 x 3 cm ![]() ![]() ![]() ![]() ![]() ![]() ![]() Translucent, tabular orange Wulfenite crystals to 2.1cm in size on a dark matrix. A showy example of a less common style from this prolific locality.
ST270 - Adamite $ 1250 Mina Ojuela, Mapimi, Durango, Mexico small cabinet - 6.8 x 5 x 3.3 cm ![]() ![]() ![]() ![]() ![]() ![]() Vivid yellow to yellow/green 'pinwheel' crystal clusters on Limonite. Beautiful color.
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