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K305 - Prehnite with Calcite, Tanzanite $ 1800 Merelani Hills, Arusha, Tanzania small cabinet - 8.5 x 5 x 4 cm ![]() ![]() ![]() ![]() ![]() Individual spheres of yellow Prehnite grown in and around flat crystals of white Calcite. This is one of the most beautiful Merelani Prehnites I've ever seen. A fibrous blue Tanzanite and small white crystals (Laumontite?) are attached to the backside. A floater with no points of attachment and little to no damage.
K233 - Prehnite $ 280 Merelani Hills, Arusha, Tanzania miniature - 3.5 x 3.5 x 3.5 cm ![]() ![]() ![]() This is a very interesting Prehnite composed of an almost perfect sphere of solid Prehnite, like a translucent gumdrop, with larger crystals growing out of the sphere in various directions.
K234 - Prehnite $ 750 Merelani Hills, Arusha, Tanzania small cabinet - 5.5 x 5 x 4.5 cm ![]() ![]() ![]() ![]() ![]() Spherical, mound-shaped Prehnite with large, chunky crystals. This is a very good one in terms of form, size, color, and quality. Nearly pristine with just a couple minor nicked crystal tips.
K238 - Prehnite $ 450 Merelani Hills, Arusha, Tanzania small cabinet - 8.5 x 5.5 x 2.5 cm ![]() ![]() ![]() ![]() Translucent blue/green Prehnite crystals with both a color and form new with these late 2018 finds of Prehnite from Merelani. These recent Prehnite have rounded orb formations that morph out into flat bladed crystals. The color, a blue/green/yellow is also a little different than I've seen before in Merelani Prehnites. Undamaged.
K313 - Tsavorite on Graphite $ 350 Merelani Hills, Arusha, Tanzania miniature - 4.5 x 3.5 x 2.5 cm ![]() ![]() ![]() Large, gemmy Tsavorite crystals on a matrix of solid Graphite. The Tsavorite have good color and transparency and reach 1cm in size. There is a bit of chipping which keeps the price much lower than it would otherwise be. Regardless, it displays well with good color and crystal size.
K321 - Tsavorite on Graphite $ 275 Merelani Hills, Arusha, Tanzania miniature - 4 x 3 x 1.5 cm ![]() ![]() ![]() Gemmy Tsavorite crystals on a matrix of solid Graphite. The Tsavorite have good color and transparency and reach 5mm in size. I found 1 small nick on one crystal, otherwise it's undamaged.
K300 - Fire Opal gemstone $ 260 Brazil thumbnail - 1.8 x 1.3 x 1 cm ![]() ![]() ![]() ![]() Orange fire opal gemstone. Appears very clean with no inclusions or edge chips. This was bought about 25 years ago and shows an old price of $139. Weighs 11.35 carats.
K298 - Spessartine $ 650 Nani, Loliondo, Tanzania thumbnail - 2.8 x 2.6 x 2.6 cm ![]() ![]() ![]() ![]() Bright citrus orange Spessartine crystal, complete all around. Equant form with gem zones. There is one minor edge chip and some natural small surface pits, but no significant damage. This is a good one, with minimal black inclusions that negatively affect most of these. The intensity of color and gem zones are even more apparent with backlighting. These are no longer being found. Weighs 26.8 grams.
MM100 - Malachite after Azurite $ 260 Milpillas Mine, Cuitaca, Sonora, Mexico small cabinet - 7 x 6 x 4 cm ![]() ![]() ![]() ![]() Well formed crystals of Malachite after Azurite with a velvety surface luster. Individual crystals to 2.5cm. Highly sculptural and undamaged.
MM102 - Calcite $ 1600 Hercules Mine (Negra Mine), La Negra, Mun. Sierra Mojada, Coahuila, Mexico small cabinet - 9 x 8 x 5 cm ![]() ![]() ![]() Spectacular, bright and gemmy Calcite crystals on matrix. Incredibly beautiful Calcite from a little know Mexican locality. Main crystal is 6.5cm tall and accented by numerous smaller crystals. Undamaged. Much better and brighter in person.
MM104 - Japan twin Quartz with Augelite $ 450 Mundo Nuevo Mine, La Libertad, Peru thumbnail - 2.5 x 2.2 x 1.5 cm ![]() ![]() ![]() Aesthetic thumbnail composed of transparent, Japan twin Quartz crystals all stacked together in an artistic arrangement. A perfect, terminated green Augelite sticks out from the base.
MM108 - Amethyst scepter $ 200 Las Vigas, Veracruz, Mexico miniature - 3.5 x 1.8 x 1.4 cm ![]() ![]() ![]() Deep purple scepter overgrowth of Amethyst over a lighter colored Quartz crystal. Complete all around and undamaged with great color.
MM109 - Ilvaite $ 150 Dalnegorsk, Russia thumbnail - 3 x 2.3 x 2.1 cm ![]() ![]() ![]() ![]() Chunky single Ilvaite crystal, complete all around and undamaged. Good luster and a full sized thumbnail.
MM116 - Azurite on Malachite $ 650 Bisbee, Cochise Co., Arizona, USA small cabinet - 6.3 x 5 x 3 cm ![]() ![]() Sparkling, lustrous blue Azurite crystals atop Malachite. The Malachite occurs as fibrous crystal groups.
MM118 - Hematite with Quartz $ 2500 Big Bertha Mine (Veta Grande Mine), Dome Rock Mts, La Paz Co., Arizona, USA small cabinet - 6 x 4.5 x 3.5 cm ![]() ![]() ![]() Stunning Hematite and Quartz specimen from the classic Arizona locality, likely from the late 1970s. Mirror lustrous tabular crystals to 1.9cm. Comes with an old Larry Conklin label that shows a price of $550 likely from decades ago. There are some small damaged crystals, still this is by far the best I've owned or seen, though admittedly I have not seen many - they are uncommon, Mindat only shows 18 specimens.
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