![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
  | |
![]() |
M637 - Tourmaline $ 220 Aricanga Mine, Minas Gerais, Brazil thumbnail - 1.7 x 1.1 x 0.9 cm ![]() ![]() ![]() Terminated single Tourmaline crystal from recent finds at the Aricanga Mine. Hot pink body color with a green cap. Complete all around and weighs 3.81 grams.
M603 - Quartz scepter $ 150 Southern Zambia Province, Zambia small cabinet - 7 x 1.8 x 1.5 cm ![]() ![]() ![]() Quartz scepter from recent finds in Zambia. The scepter head has both Amethyst and smokey coloration. Undamaged and double-terminated.
M618 - Peridot $ 200 Pyaung Gaung, Mogok, Myanmar thumbnail - 1.2 x 0.5 x 0.4 cm ![]() ![]() ![]() ![]() Highly gemmy and lustrous, vivid green Peridot crystal. Mogok is known for the world's best Peridot, though they much less common than crystals from Pakistan. They are characterized by great transparency and fine green color, often with surface etching. Larger crystals (such as Bill Larson's that has been the back cover of Mineralogical Record many times), even only 4-5cm, can cost in the many tens to hundreds of thousands of dollars, they are just that rare and desirable. Though small, this crystal is gem quality internally and has high surface luster.
TR103 - Stibiotantalite on Tourmaline, Topaz $ 6000 Shengus, Skardu, Pakistan small cabinet - 5.5 x 4 x 3.5 cm ![]() ![]() ![]() ![]() ![]() Cluster of transparent green Tourmaline crystals, a 3.2cm Topaz crystal, Muscovite, and lots bright yellow Stibiotantalite. This is one of the richest Stibiotantalite specimens I've seen, which by itself would be special. But the association of the gemmy Tourmaline crystals and the Topaz makes this a real stunner. Undamaged. It has also not been professionally cleaned, which could further enhance it's beauty.
TR105 - Benitoite $ 4500 Gem Mine, San Benito Co., California, USA miniature - 4 x 3 x 2.5 cm ![]() ![]() ![]() Two deep blue Benitoite crystals on white Natrolite over a schist matrix. Stunning example with a large 2.8cm crystal and a smaller 1cm crystal in front. Undamaged and hard to find specimen.
M674 - Argyrodite $ 450 Himmelsfurst Mine, Freiberg, Saxony, Germany miniature - 3.5 x 2.3 x 1.5 cm ![]() ![]() ![]() ![]() Dark, slightly irridescent blue Argyrodite over Pyrite. Ex. Philadelphia Academy and William Vaux collections. Rare, historic Argyrodite specimen. Argyrodite is one the rarest of the silver species, a germanium containing silver sulfide.
M681 - Apatite on Quartz $ 600 Panasquiera, Portugal small cabinet - 9 x 5 x 3.5 cm ![]() ![]() ![]() ![]() Cluster of 3 glassy blue Apatite crystals on a partial Quartz crystal.
M699 - Malachite $ 450 Katanga, Congo (DRC) cabinet - 12.5 x 8 x 7 cm ![]() ![]() ![]() ![]() ![]() ![]() ![]() Group of 3 intergrown Malachite stalactites. Great form and a very interesting, appealing piece. Everyone I've showed it to says it reminds them of something different.
K452 - Prehnite $ 375 Merelani Hills, Arusha, Tanzania small cabinet - 5.3 x 5 x 3.5 cm ![]() ![]() ![]() ![]() ![]() Superb bladed crystal group of Prehnite, yellow with a hint of the blue/green color characteristic of the 2019 finds. The front area showed blades of crystals surrounding an inner spherical group of Prehnite and the back shows parallel rows of bladed crystals.
M458 - Copper $ 150 Copper Falls Mine, Keweenaw Co., Michigan, USA miniature - 4 x 2.2 x 1 cm ![]() ![]() ![]() Well formed, quality Copper crystals with a rich patina.
M457 - Galena with Calcite $ 150 Mid-Continent Mine, Treece, Picher Field, Cherokee Co., Kansas, USA miniature - 5 x 5 x 3.5 cm ![]() ![]() ![]() ![]() ![]() ![]() Bright and shiny Galena crystals with an attached honey-colored Calcite crystal. Old specimen from a classic USA locality.
M702 - Tsavorite $ 325 Merelani Hills, Arusha, Tanzania thumbnail - 1.9 x 1.7 x 1.6 cm ![]() ![]() ![]() ![]() Large single Tsavorite crystal with good color. Nearly a floater with a couple indentations, contacts with lustrous glassy faces. It's not perfect, but for the size and color it's a good value.
M703 - Tsavorite with Diopside $ 325 Merelani Hills, Arusha, Tanzania thumbnail - 2 x 2 x 1.4 cm ![]() ![]() ![]() ![]() Large single Tsavorite crystal with good color. The main crystal is 2.5cm wide and displays great from the front with small Diopside crystals below. The backside (3rd photo) shows a dimpled surface from growth against Graphite crystals.
K927 - Azurite $ 125 Milpillas Mine, Cuitaca, Sonora, Mexico thumbnail - 2.3 x 1.5 x 0.9 cm ![]() ![]() ![]() Undamaged single crystal of Azurite that exhibits areas of bright 'electric' blue color. A floater, complete all around crystal from the watercourse pocket.
M559 - Galena $ 75 Sweetwater Mine, Reynolds Co., Missouri, USA thumbnail - 2.5 x 2.5 x 2 cm ![]() ![]() ![]() ![]() ![]() Though 'just' a Galena, it's a very good thumbnail specimen featuring a mirror lustrous 1.5cm Galena cube set in Galena and Pyrite. Undamaged and displays well.
©2010-2018 Marin Mineral |