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D205 - Tourmaline $ 1500 (=~ £ 1112) Sapo Mine, Minas Gerais, Brazil thumbnail - 2.3 x 1.2 x 1.1 cm ![]() ![]() ![]() ![]() Blue-cap Tourmaline crystal from the famous Sapo Mine. The lower core is red, followed by a blue/green zone then a deep blue termination. Complete all around and undamaged except for one trivial edge chip. Weighs 7.37 grams.
M871 - Ilvaite $ 275 (=~ £ 204) Huanggang Mine, Inner Mongolia, China miniature - 4.8 x 4.3 x 3.9 cm ![]() ![]() ![]() ![]() Glossy single black Ilvaite crystal with typical chisel-shaped termination. Wonderful curving crystal faces give it style and uniqueness. Large impressive crystal that is wider than it is tall. Complete all around.
M852 - Tremolite $ 75 (=~ £ 56) Merelani Hills, Arusha, Tanzania thumbnail - 1.4 x 1.1 x 0.5 cm ![]() ![]() ![]() ![]() Terminated single Tremolite crystal with bright, vivid green coloration. Translucent to transparent, complete all around, with a flat, glassy termination. Most are mere shards or fragments and complete terminated crystals such as this are are much less common. Like a number of other mineral species from Merelani, these Tremolites are considered the world's best of species.
M853 - Tremolite $ 125 (=~ £ 93) Merelani Hills, Arusha, Tanzania thumbnail - 2.1 x 1.7 x 0.4 cm ![]() ![]() ![]() Terminated single Tremolite crystal with bright, vivid green coloration. Translucent to transparent, complete all around, with a flat, glassy termination. Most are mere shards or fragments and complete terminated crystals such as this are are much less common. Like a number of other mineral species from Merelani, these Tremolites are considered the world's best of species.
M945 - Tremolite $ 75 (=~ £ 56) Merelani Hills, Arusha, Tanzania thumbnail - 1.5 x 0.8 x 0.4 cm ![]() ![]() ![]() ![]() Terminated single Tremolite crystal with bright, vivid green coloration. Translucent to transparent, complete all around, with flat, glassy termination faces and a bit of attached Graphite. Most are mere shards or fragments and complete terminated crystals such as this are are much less common. Like a number of other mineral species from Merelani, these Tremolites are considered the world's best of species.
M946 - Tremolite $ 75 (=~ £ 56) Merelani Hills, Arusha, Tanzania thumbnail - 2.1 x 0.8 x 0.4 cm ![]() ![]() ![]() ![]() Terminated single Tremolite crystal with bright, vivid green coloration. Translucent to transparent, complete all around, with flat, glassy termination faces. Most are mere shards or fragments and complete terminated crystals such as this are are much less common. Like a number of other mineral species from Merelani, these Tremolites are considered the world's best of species.
M947 - Tremolite $ 75 (=~ £ 56) Merelani Hills, Arusha, Tanzania thumbnail - 2.6 x 0.7 x 0.4 cm ![]() ![]() ![]() ![]() Terminated single Tremolite crystal with bright, vivid green coloration. Translucent to transparent, complete all around, with flat, glassy termination faces. Most are mere shards or fragments and complete terminated crystals such as this are are much less common. Like a number of other mineral species from Merelani, these Tremolites are considered the world's best of species.
M948 - Tremolite $ 125 (=~ £ 93) Merelani Hills, Arusha, Tanzania thumbnail - 2.1 x 0.9 x 0.5 cm ![]() ![]() ![]() Terminated single Tremolite crystal with bright, vivid green coloration. Translucent to transparent, complete all around, with flat, glassy termination faces. Most are mere shards or fragments and complete terminated crystals such as this are are much less common. Like a number of other mineral species from Merelani, these Tremolites are considered the world's best of species.
M949 - Tremolite $ 75 (=~ £ 56) Merelani Hills, Arusha, Tanzania thumbnail - 1.7 x 0.9 x 0.3 cm ![]() ![]() ![]() ![]() Terminated single Tremolite crystal with bright, vivid green coloration. Translucent to transparent, complete all around, with flat, glassy termination faces. Most are mere shards or fragments and complete terminated crystals such as this are are much less common. Like a number of other mineral species from Merelani, these Tremolites are considered the world's best of species.
M981 - Galena with Sphalerite $ 75 (=~ £ 56) Joplin, Missouri, USA small cabinet - 7 x 5 x 4 cm ![]() ![]() ![]() ![]() ![]() A 3cm crystal of cubic Galena on a thin piece of matrix covered on both sides by crystals of translucent red Sphalerite. The Sphalerite crystals reach 1.5cm in size. Undamaged.
M976 - Sphalerite var. Marmatite with Siderite $ 150 (=~ £ 111) Eagle Mine, Gilman, Colorado, USA small cabinet - 7.5 x 5.5 x 3.4 cm ![]() ![]() ![]() ![]() ![]() ![]() Highly lustrous and bright crystals of Marmatite, an iron-rich variety of Sphalerite, with attached crystals of Siderite. The specimen is solid Marmatite without matrix. Undamaged.
M978 - Dolomite on Calcite Mitchell, Lawrence Co., Indiana, USA small cabinet - 7.5 x 5 x 4.5 cm ![]() ![]() ![]() ![]() Highly lustrous and curving crystals of Dolomite on crystals of translucent dark honey-colored Calcite. The Dolomite cluster is 2cm in size. Undamaged.
M977 - Spessartine with Galena $ 275 (=~ £ 204) 29th Level, North Mine, Broken Hill, New South Wales, Australia small cabinet - 7 x 5.5 x 3 cm ![]() ![]() ![]() ![]() ![]() ![]() Spessartine crystals to 1cm in a matrix of Galena, Spessartine and small amounts of Chalcopyrite. A Broken Hill classic.
D238 - Cinnabar $ 240 (=~ £ 178) Chatian Mine, Fenghuang, Hunan, China miniature - 3.8 x 3.3 x 2.5 cm ![]() ![]() ![]() ![]() Single 'drill bit' twinned Cinnabar crystal set in Dolomite. The Cinnabar is 1.1cm and undamaged.
D236 - Scorodite $ 350 (=~ £ 259) Ojuela Mine, Mapimi, Durango, Mexico small cabinet - 5.5 x 4.5 x 1.8 cm ![]() ![]() ![]() Sharply formed, well isolated octahedral Scorodite crystals to 3mm, along with micro drusy Scorodite, on a Limonite matrix.
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