Marin Mineral
Tucson 2017
February 5, 2017  ·  25 specimens

T312 - Tourmaline  sold

Himalaya Mine, San Diego Co., California, USA
Thumbnail - 2.2 x 1.0 x 0.9 cm



(click on an image to enlarge)

Tourmaline Tourmaline Tourmaline Tourmaline

Transparent pink Tourmaline crystal that intensifies to a cranberry color at the termination. This is an unusual crystal for the Himalaya Mine, somewhat square in cross-section with a steep multi-faceted termination. Undamaged.


T313 - Adamite  sold

Ojuela Mine, Mapimi, Durango, Mexico
Thumbnail - 2 x 2 x 1.5 cm



(click on an image to enlarge)

Adamite Adamite Adamite Adamite

Cluster of upright, chisel-terminated Adamite crystals with pink/purple coloration at the tips. Rare color! Ex. Ron Pellar collection.


T316 - Boleite  sold

Amelia Mine, Santa Rosalia, Baja, Mexico
Thumbnail - 1.4 x 1.3 x 1.2 cm



(click on an image to enlarge)

Boleite Boleite Boleite Boleite

Cluster of intergrown Boleite cubes. Largest cube is 7mm on edge.


T317 - Miargyrite on Quartz  sold

Rosebud Mine, Pershing Co., Nevada, USA
Thumbnail - 2.5 x 2.5 x 1.3 cm



(click on an image to enlarge)

Miargyrite on Quartz Miargyrite on Quartz Miargyrite on Quartz

Well formed Miargyrite crystals to 6mm on drusy Quartz. This locality is now closed.


T318 - Wulfenite  sold

Los Lamentos, Chihuahua, Mexico
Thumbnail - 2.3 x 1.8 x 0.4 cm



(click on an image to enlarge)

Wulfenite Wulfenite

Thick, glassy orange crystal from recent finds.


T319 - Tourmaline  sold

Malkan, Siberia, Russia
Thumbnail - 2 x 1 x 0.8 cm



(click on an image to enlarge)

Tourmaline Tourmaline Tourmaline

Bright and lively pink Tourmaline. Great color and transparency, no damage.


T320 - Aquamarine  sold

Kunar Prov., Afghanistan
Thumbnail - 1.5 x 1.3 x 0.7 cm



(click on an image to enlarge)

Aquamarine Aquamarine Aquamarine

Transparent, tabular Aqua on Albite and Muscovite containing a fluid-filled cavity with a moving bubble. Undamaged.


T321 - Diopside on Graphite  sold

Merelani Hills, Arusha, Tanzania
Thumbnail - 2.8 x 0.6 x 0.3 cm



(click on an image to enlarge)

Diopside on Graphite Diopside on Graphite Diopside on Graphite

Fine and undamaged single Diopside on Graphite. Great color and uniform shape. Hard to find this good.


T322 - Azurite on Volborthite with Malachite  sold

Milpillas Mine, Cuitaca, Sonora, Mexico
Thumbnail - 2.5 x 1.5 x 1 cm



(click on an image to enlarge)

Azurite on Volborthite with Malachite Azurite on Volborthite with Malachite Azurite on Volborthite with Malachite Azurite on Volborthite with Malachite

Rosette of Volborthite with Azurite crystals perched on top and back. Main Azurite is 1.5cm wide. This is rare stuff that will not be available in the future. These huge Volborthites are the world's best and a one time find, and those associated with Azurite are the most aesthetic.


T324 - Cuprian Adamite  sold

Tsumeb, Namibia
Thumbnail - 1.8 x 1.6 x 1.1 cm



(click on an image to enlarge)

Cuprian Adamite Cuprian Adamite

Cluster of deep green Cuprian Adamite crystals. Mounted on a Lucite base.


T325 - Paracelsian  sold

Benallt Mine, Llyn Peninsula, Wales, United Kingdom
Thumbnail - 1.9 x 0.4 x 0.3 cm



(click on an image to enlarge)

Paracelsian Paracelsian

Single gemmy chisel-terminated Paracelsian crystal. Excellent example of the species, recently traded out of the British museum.


T326 - Wavellite on Quartz  sold

Siglo XX Mine, Llallagua, Potosi, Bolivia
Thumbnail - 2.7 x 1.7 x 1.0 cm



(click on an image to enlarge)

Wavellite on Quartz Wavellite on Quartz Wavellite on Quartz

Highly aesthetic specimen with a single 1cm sphere of yellow Wavellite attached to transparent Quartz.


T327 - Spinel  sold

Morogoro, Tanzania
Thumbnail - 1.3 x 1.3 x 1.2 cm



(click on an image to enlarge)

Spinel Spinel Spinel

Transparent purple Spinel crystal. Complete all around with good faces though irregular on the bottom face where it was attached and still has some attached Calcite. Weighs 14 carats.


T328 - Chrome Tourmaline  sold

Landani, Tanzania
Thumbnail - 2 x 1.4 x 1.4 cm



(click on an image to enlarge)

Chrome Tourmaline Chrome Tourmaline Chrome Tourmaline

Single chromium and vanadium rich Dravite crystal with exceptional color. Many of these are very dark, this one really explodes with saturated deep green color, way beter than most. Undamaged. Weighs 6.59 grams.


T329 - Chrome Tourmaline  sold

Landani, Tanzania
Thumbnail - 2.6 x 1.4 x 1.2 cm



(click on an image to enlarge)

Chrome Tourmaline Chrome Tourmaline Chrome Tourmaline

Single chromium and vanadium rich Dravite crystal with an unusually elongated form for the locality. The body is dark green with vivid, emerald green color at the terminations. Undamaged. Weighs 6.45 grams.


T331 - Spinel  sold

Mogok, Myanmar
Thumbnail - 1.0 x 1.0 x 0.5 cm



(click on an image to enlarge)

Spinel Spinel

Three spinel-twinned Spinel crystals to 1cm in size. Translucent with a purple/red coloration.


T332 - Spinel  sold

Mogok, Myanmar
Thumbnail - 1.5 x 1.5 x 0.9 cm



(click on an image to enlarge)

Spinel Spinel

Thick spinel-twinned Spinel crystal. Translucent with a purple/red coloration.


T333 - Spinel  sold

Mogok, Myanmar
Thumbnail - 1.4 x 1.3 x 0.9 cm



(click on an image to enlarge)

Spinel Spinel Spinel

Twinned Spinel crystal. Translucent with a purple/red coloration.


T334 - Spinel  sold

Mogok, Myanmar
Thumbnail - 1.0 x 1.0 x 0.7 cm



(click on an image to enlarge)

Spinel Spinel Spinel

Twinned Spinel crystal. Translucent with a purple/red coloration.


T335 - Rhodochrosite  sold

N'Chwanning Mine, Kuruman, South Africa
Thumbnail - 3 x 1.5 x 1.4 cm



(click on an image to enlarge)

Rhodochrosite Rhodochrosite Rhodochrosite

Juicy, good sized deep red single Rhodo crystal. Complete all around though with an indentation from an adjacent crystal on one side. Small cleave at the termination. There is also an old collection number afixed to the base.


T336 - Tourmaline  sold

Barra de Salinas, Minas Gerais, Brazil
Thumbnail - 2.1 x 1.5 x 1.2 cm



(click on an image to enlarge)

Tourmaline Tourmaline

Spectacular, deeply saturated new production from Barra de Salinas. Deep cranberry red followed by a thin yellow zone and a green termination. Complete all around and undamaged, with a tiny feather of Tourmaline that sticks up a little higher than the rest. Weighs 6.5 grams.


T337 - Tourmaline  sold

Barra de Salinas, Minas Gerais, Brazil
Thumbnail - 2.7 x 1.3 x 1.2 cm



(click on an image to enlarge)

Tourmaline Tourmaline

Spectacular, deeply saturated new production from Barra de Salinas. Deep cranberry red followed by a thin yellow zone and a green termination. Complete all around and undamaged. Weighs 9.5 grams.


T338 - Tourmaline  sold

Stewart Mine, Pala, San Diego Co., California, USA
Thumbnail - 1.6 x 0.9 x 0.9 cm



(click on an image to enlarge)

Tourmaline Tourmaline

Single 'hot' pink Tourmaline crystal, typical great color for the Stewart Mine. Complete all around and perfectly terminated.


T340 - Diopside with Tanzanite  sold

Merelani Hills, Arusha, Tanzania
Thumbnail - 1.4 x 0.9 x 0.6 cm



(click on an image to enlarge)

Diopside with Tanzanite Diopside with Tanzanite

Fine and undamaged single Diopside with an attached partial crystal of Tanzanite. Great color.


T341 - Diopside on Graphite  sold

Merelani Hills, Arusha, Tanzania
Thumbnail - 3 x 1.3 x 1.2 cm



(click on an image to enlarge)

Diopside on Graphite Diopside on Graphite

Cluster of Diopside on Graphite. Great color.


« All updates
©2026 Marin Mineral