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D281 - Covellite $ 350 Leonard Mine, Butte, Silver Bow Co., Montana, USA thumbnail - 3 x 2.9 x 2.2 cm ![]() ![]() ![]() ![]() ![]() Thick crystal groups of irridecent Covellite. Can be displayed equally well from a number of directions.
D291 - Clinoclase $ 380 SOLD Copper Stope, Majuba Hill Mine, Pershing Co., Nevada, USA thumbnail - 3.1 x 2 x 0.8 cm ![]() ![]() ![]() Thick, solid mass of dark blue, botryoidal Clinoclase, perhaps the best example of this style I've ever seen from the Majuba Hill Mine. Ex. Rock Currier collection #3912.
D286 - Shigaite on Selenite with Rhodochrosite $ 200 SOLD N'Chwanning Mine, Kuruman, South Africa miniature - 3.7 x 2.4 x 2 cm ![]() ![]() ![]() ![]() Transparent Gypsum var. Selenite (saw cut on backside) hosting numerous crystals of shiny reddish brown Shigaite. There are also a number of small Rhodochrosite crystals present.
D292 - Spessartine with Quartz $ 450 Tongbei, Fujian Prov., China small cabinet - 6.5 x 5 x 4 cm ![]() ![]() ![]() ![]() ![]() ![]() Cluster of smokey Quartz amost entirely covered by Spessartine garnets. This was from the Jeanne Rosati collection and came with a Trinity Mineral Company label that called a psuedomorph of Spessartine after Quartz. A small amount of smokey Quartz crystal can be seen in the tips of the 3 largest 'fingers' of Spessartine. Well crystallized all around and undamaged. There is no matrix and even part of the bottom is covered by Spessartine crystals.
D283 - Quartz after Andradite $ 125 SOLD Garnet Hill Mine, Calaveras Co., California, USA miniature - 3.5 x 2.5 x 2 cm ![]() ![]() ![]() An Andradite garnet crystal that has been replaced by Quartz. The replacment of Andradite by Epidote is more common at this locality, and often times the crystals will be found alternating between red Andradite, green Epidote, and white Quartz all the way to the core of the crystal, like rings on a tree. Though only a partial crystal, examples of Quartz after Andradite such as this are much less common, with a 5mm thick layer of Quartz with a bit of Andradite attached to the back. Just released from the personal collection of the field collector who held this piece for many years due to it's rarity and quality.
D282 - Quartz after Andradite $ 275 SOLD Garnet Hill Mine, Calaveras Co., California, USA miniature - 4 x 3 x 2 cm ![]() ![]() ![]() Andradite garnet crystals that has been replaced by Quartz on an Epidote matrix. The replacment of Andradite by Epidote is more common at this locality, and often times the crystals will be found alternating between red Andradite, green Epidote, and white Quartz all the way to the core of the crystal, like rings on a tree. Examples of solid Quartz after Andradite such as this are much less common. Just released from the personal collection of the field collector who held this piece for many years due to it's rarity and quality.
K448 - Prehnite SOLD Merelani Hills, Arusha, Tanzania small cabinet - 5.8 x 4 x 3 cm ![]() ![]() ![]() Individual crystals and crystal groups of translucent yellow Prehnite. Merelani Prehnite is among the best in the world, and specimens from recent finds such as this are among the best ever found at the locality. Solid Prehnite with a bit of attached Graphite on the backside. Large, gemmy crystals radiating out in all directions. The cluster is complete all around and translucent throughout. Undamaged except for one point of contact near the top.
K841 - Prehnite SOLD Merelani Hills, Arusha, Tanzania miniature - 4.5 x 4 x 3 cm ![]() ![]() ![]() ![]() ![]() ![]() Large toothy crystals of translucent yellow Prehnite with a thin layer of Graphite on the bottom. Merelani Prehnite is among the best in the world, and specimens from recent finds such as this are among the best ever found at the locality. Solid Prehnite with large, gemmy crystals radiating out along the top. The cluster is complete all around, translucent throughout, and undamaged.
K842 - Prehnite $ 275 SOLD Merelani Hills, Arusha, Tanzania thumbnail - 2.5 x 2.5 x 2.5 cm ![]() ![]() ![]() ![]() ![]() Perfect spherical cluster of translucent yellow Prehnite with a thin layer of Graphite and Pyrite on the bottom. Merelani Prehnite is among the best in the world, and specimens from recent finds such as this are among the best ever found at the locality. Solid Prehnite with large, gemmy crystals radiating out in all directions. The cluster is complete all around, translucent throughout, and undamaged.
K860 - Prehnite $ 150 SOLD Merelani Hills, Arusha, Tanzania miniature - 4.5 x 3.5 x 3 cm ![]() ![]() ![]() Individual crystals and crystal groups of translucent yellow Prehnite. Merelani Prehnite is among the best in the world, and specimens from recent finds such as this are among the best ever found at the locality. Solid Prehnite with a bit of attached Graphite on the backside. Large, gemmy crystals radiating out in all directions. The cluster is complete all around and translucent throughout. Undamaged except for at the bottom where it intergrew with a Tanzanite crystal, and some bit of remaining Tanzanite are present.
D313 - Opal after Bamboo $ 500 SOLD Banten, Java, Indonesia miniature - 5 x 2 x 1.8 cm ![]() ![]() ![]() ![]() Black opal that has completely replaced a section of fossil Bamboo from recent finds in Java. It has a bright play of color (reds, blues, and greens) in areas and also shows fine detail of the former bamboo. These were found in the past 2 years and are uncommon.
K428 - Chrysoberyl 'Cats-eye' $ 120 Brazil thumbnail - 0.4 x 0.4 x 0.3 cm ![]() A round cabochon of golden yellow Chrysoberyl that shows a sharp cat's eye effect. Weighs 0.45 carats.
D249 - Andradite $ 50 SOLD N'Chwanning II Mine, Kuruman, South Africa thumbnail - 3 x 2 x 1.3 cm ![]() ![]() ![]() Red, translucent Andradite crystals to 3mm in size on matrix.
K975 - Spessartine $ 450 SOLD Nani, Loliondo, Tanzania miniature - 3.8 x 3.5 x 3.3 cm ![]() ![]() ![]() ![]() Complete single Spessartine crystal with great orange color. These are no longer being found or at least very seldomly found anymore. A great example with large size, good form, and good color. Slight edge chipping but very limited and overall in great condition.
K531 - Spessartine $ 275 Nani, Loliondo, Tanzania thumbnail - 2.4 x 2.4 x 2.4 cm ![]() ![]() ![]() Complete single Spessartine crystal with great orange color. These are no longer being found or at least very seldomly found anymore. A great example with good color and transparent gem zones. Very trivial edge wear, essentially undamaged.
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