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J931 - Spinel $ 150 Ruaha, near Mahenge, Morogoro, Tanzania thumbnail - 2.5 x 2.5 x 2.5 cm ![]() ![]() ![]() Single octahedron of translucent purple Spinel. Slight chipping present but overall a good, sharp single.
J774 - Clinoatacamite $ 290 Lily Mine, Ica Department, Peru miniature - 4 x 3.5 x 2.5 cm ![]() ![]() ![]() Selenite and Chrysocolla lined vug with large, robust crystals of dark green Clinoatacamite to 9mm. The Clinoatacamite is especially good on this one. These are regarded as the world's best Clinoatacamite specimens. The Lily Mine is now closed.
J775 - Clinoatacamite $ 200 Lily Mine, Ica Department, Peru miniature - 3.8 x 3.5 x 3 cm ![]() ![]() ![]() ![]() Selenite and Chrysocolla lined vug with large, robust crystals of dark green Clinoatacamite. These are regarded as the world's best Clinoatacamite specimens. The Lily Mine is now closed.
K110 - Axinite $ 150 Obira, Kyushu, Japan miniature - 5 x 3 x 2 cm ![]() ![]() ![]() Dense clusters of bladed Axinite crystals to 1cm. Crystals are transparent to translucent.
J992 - Quartz $ 250 Tarentaise, Savoi, France miniature - 4 x 2 x 1 cm ![]() ![]() ![]() ![]() 3 Quartz crystals from France, each with unusual form, exceptional luster, and transparency. They all appera to have faden lines. Out of an old collection.
J971 - Hutchinsonite with Pyrite $ 1250 Quiruvilca, La Libertad Dept., Peru cabinet - 12 x 8 x 2.5 cm ![]() ![]() ![]() ![]() Pyrite and red crystals of Hutchinsonite on matrix. Hutchinsonite is a rare thallium sulfosalt species and these recently found red crystals are some of the best ever found. Crystals reach 8mm long and contrast nicely with the Pyrite. Undamaged with an even distribution of both species across the front face. About as nice a Hutchinsonite specimen as you could expect and the best one I've ever had.
J974 - Hutchinsonite with Pyrite $ 500 Quiruvilca, La Libertad Dept., Peru small cabinet - 8.5 x 6 x 2.5 cm ![]() ![]() ![]() Pyrite and red crystals of Hutchinsonite on matrix. Hutchinsonite is a rare thallium sulfosalt species and these recently found red crystals are some of the best ever found. Crystals reach 6mm long and contrast nicely with the Pyrite. Undamaged with an even distribution of both species across the front face. Top quality.
J995 - Ettringite $ 325 Wessels Mine, Kalahari Manganese Fields, South Africa miniature - 5 x 4 x 2.5 cm ![]() ![]() ![]() Water clear Calcite crystals and lemon yellow Ettringite crystals on a Manganite matrix.
K151 - Amethyst $ 650 Toll Mountain, Jefferson Co. Montana, USA small cabinet - 7.5 x 5 x 4 cm ![]() ![]() ![]() ![]() ![]() ![]() ![]() This is a fantastic double-terminated Amethyst with smokey zones perched on a cluster of smaller Quartz crystals. The large DT crystal is 6cm and perfect without a single tiny nick. In fact the whole specimen is an undamaged floater crystallized all around. Comes with an on old Roberts Minerals label, which in my experience has always meant quality.
K131 - Quartz over Dioptase $ 350 Mindouli District, Brazzaville, Congo small cabinet - 7 x 6 x 4.5 cm ![]() ![]() ![]() ![]() ![]() Specimen of chunky Dioptase crystals partially coated by Quartz crystals. The specimen is almost solid Dioptase with some Plancheite or Shattuckite. This is an old specimen from the 1980s or 1990s.
K135 - Chalcocite $ 350 Redruth, Cornwall, England small cabinet - 8.5 x 4 x 1.5 cm ![]() ![]() ![]() ![]() Specimen of solid Chalcocite from the classic Cornwall locality. The Chalcocite grew in a narrow seam and where growth allowed, well formed striated crystals to 2cm formed.
K179 - Stibnite $ 150 Sulfur Bank Mine, Lake Co., California, USA small cabinet - 7 x 6.5 x 5 cm ![]() ![]() ![]() ![]() ![]() Andesite matrix loaded with silvery needles of Stibnite crystals. From an old mercury and sulfur mine located on the banks of Clear Lake.
K152 - Copper $ 1200 Central Mine, Central, Keweenaw Co., Michigan, USA cabinet - 14.5 x 6 x 4 cm ![]() ![]() ![]() ![]() ![]() Well crystallized Copper specimen with both good crystals and alot of character, looking somewhat like a 'walking copper'. Good sharp crystals and good patina.
K149 - Azurite with Malachite $ 150 Dexing, Jiangxi Prov., China small cabinet - 7 x 4 x 3.5 cm ![]() ![]() ![]() ![]() ![]() Azurite and Malachite 'geode' with good Azurite crystals on the outside and a beautiful Azurite crystal lined cavity in the middle. .
K137 - Copper $ 350 Laker Pocket, Eagle Harbor, Keweenaw Co., Michigan, USA small cabinet - 6 x 5.5 x 2.5 cm ![]() ![]() ![]() ![]() ![]() Well crystallized Copper specimen with branches that come together at the top in a mass of very sharp octahedrons of Copper crystals with individuals crystals 7mm wide. Found in 2008 by Bob Barron while metal detecting the lake floor of Lake Superior in about 15 feet of water off Eagle Harbor.
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