![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
![]() |
  | |
![]() |
C470 - Azurite with Malachite $ 2800 SOLD Bisbee, Cochise Co., Arizona, USA cabinet - 12.5 x 10 x 2.5 cm ![]() ![]() ![]() Flat matrix partially covered by bubbly Malachite which is in turn covered by bright, sparkly Azurite. Essentially undamaged with only one or two very slight bruises along edges. Showy and rare specimen that has been in a collection since the 1970s. A gorgeous specimen, brighter and more sparkly than photos.
C473 - Copper $ 3500 SOLD Keeweenaw Peninsula, Michigan, USA cabinet - 10 x 8.5 x 2.0 cm ![]() ![]() ![]() Grouping of Copper crystals with a rich red patina. Ex. Peter Bancroft specimen.
C474 - Mangano Calcite with Quartz $ 390 SOLD Casapalca Mine, Lima Department, Peru miniature - 5 x 4.5 x 4 cm ![]() ![]() ![]() A 3.7cm pink, scalenohedral Manganocalcite crystal, partially coated by drusy Quartz, adjacent to a mound of Quartz crystals. Clean and undamaged.
C475 - Prehnite $ 550 Merelani Hills, Arusha, Tanzania miniature - 3.5 x 3 x 3 cm ![]() ![]() ![]() ![]() Cluster of translucent yellow Prehnite crystals on Graphite. Such Prehnites have come out sporadically from Merelani over the years, but never before in the quality that has been found in the last year. This specimen has big crystals with individuals to 1.6cm wide. The lower back edge is contacted, otherwise nothing but great crystals sticking out in various directions. A good one for the find.
C476 - Prehnite $ 450 SOLD Merelani Hills, Arusha, Tanzania small cabinet - 5.2 x 4.9 x 3 cm ![]() ![]() ![]() Cluster of translucent yellow Prehnite crystals. Such Prehnites have come out sporadically from Merelani over the years, but never before in the quality that has been found in the last year. This specimen has big crystals with great color. It appears to have grown on a Tanzanite crystal (there is a flat surface and traces of Tanzanite on the back). There is some chatter on some crystals but it's in overall great condition and has a fabulous 'glow' to it. A good one for the find.
C477 - Barite $ 350 SOLD Book Cliffs, Grand Junction, Mesa County, Colorado, USA miniature - 4 x 4 x 3.5 cm ![]() ![]() A stunner of a Barite specimen with water clear, glassy crystals on matrix. Main crystal is 3cm and undamaged.
C478 - Gold on Quartz $ 600 SOLD 16-1 Mine, Alleghany, Sierra Co., California, USA small cabinet - 6 x 4.5 x 1.5 cm ![]() ![]() ![]() Bright Gold on and in milky Quartz from the famous 16-1 Mine. Center cluster of Gold is 1.8cm wide.
C479 - Benitoite $ 1600 SOLD Gem Mine, San Benito Co., California, USA small cabinet - 5.5 x 5 x 2.5 cm ![]() ![]() ![]() ![]() Deep blue crystals of Benitoite to 2.1cm on schist matrix with white Natrolite. This specimen has two qualities which most do not have - deep blue color and good luster. The color is as good as it gets and the luster is good. A small shallow nick on the large crystal is the only detraction I could find. Uncommon to find them this good!
C480 - Epidote on Feldspar $ 750 SOLD Baja California, Mexico small cabinet - 7 x 6 x 4.5 cm ![]() ![]() ![]() Terminated green Epidote crystal rising out of the center of large white Feldspar crystals. This is an old John Sinkankas specimen with his number 'JS EP12' affixed to the backside. The termination faces are slightly etched but undamaged. Both a good Baja Epidote specimen and a historic specimen.
C481 - Tourmaline $ 1500 SOLD Pederniera Mine, Minas Gerais, Brazil small cabinet - 7.8 x 1 x 1 cm ![]() ![]() ![]() ![]() ![]() Classic gem green Tourmaline from the Perderniera. Undamaged with the uppper two thirds entirely facet quality gem. There is a very shallow indentation on one side where another Tourmaline grew against it. A more blue/green body color grading to more grass green at the termination. A stunner!
C482 - Chlorargyrite $ 450 SOLD Broken Hill, New South Wales, Australia miniature - 5 x 3 x 3 cm ![]() ![]() Olive green crystals of Chlorargyrite that contrast well against the black matrix. A rare silver chloride specimen likely mined 100 years ago. Undamaged, quality specimen.
C483 - Tourmaline on Lepidolite (R) $ 850 SOLD Golconda Mine, Minas Gerais, Brazil small cabinet - 8.5 x 4.5 x 3 cm ![]() ![]() ![]() Long cluster of cranberry red Tourmaline crystals with green tips on Lepidolite. Stunningly beautiful piece with good transparency and balance. There is one repair to the main crystal which keeps the price low. Can be displayed from front or back.
Q303 - Nagyagite $ 125 SOLD Nagyag, Hunedoara Co., Romania thumbnail - 1.8 x 1.7 x 0.4 cm ![]() ![]() Nagyagite is a Lead/Gold/Tellurium/Antimony sulfide. This specimen was from the collection of a German professor who emigrated to the U.S. and comes with an old Wilhelm Maucher label that dates the specimen back to at least 1936. ©2010-2018 Marin Mineral |