Marin Mineral
Mixed Minerals from Tucson
February 26, 2026  ·  15 specimens

R738 - Malachite after Azurite   $1,200  available

Sacramento Mine, Bisbee, Cochise Co., Arizona, USA
Cabinet - 11 x 5 x 4.5 cm



(click on an image to enlarge)

Malachite after Azurite Malachite after Azurite Malachite after Azurite Malachite after Azurite

Sharply formed, undamaged crystals of Malachite pseudomorphs after Azurite filling a open vug. Excellent, high quality crystals. Ex. John V. Mitchell collection dating back to the 1920s.

R739 - Rutile on Lazulite  sold

Champion Mine, Mono Co., California, USA
Small Cabinet - 6 x 5 x 3.5 cm



(click on an image to enlarge)

Rutile on Lazulite Rutile on Lazulite Rutile on Lazulite

Lustrous dark red Rutile crystal, 7mm wide, set in blue Lazulite and white Quartz. A colorful and uncommonly specimen from the mine.

R740 - Fluorite   $1,200  available

Minerva Mine #1, Hardin Co., Illinois, USA
Small Cabinet - 7 x 6.5 x 4.5 cm



(click on an image to enlarge)

Fluorite Fluorite Fluorite Fluorite

Glassy, transparent purple and blue Fluorite over translucent, deep yellow Fluorite. The yellow Fluorite shows dissolution while the blue/purple Fluorite remains sharp with glassy luster. Small Chalcopyrite crystals and a white Barite ball are included. Undamaged.

R741 - Fluorite   $280  available

Minerva Mine #1, Hardin Co., Illinois, USA
Small Cabinet - 7 x 3.5 x 3 cm



(click on an image to enlarge)

Fluorite Fluorite Fluorite Fluorite

Glassy, transparent purple and blue Fluorite over translucent, deep yellow Fluorite. The blue/purple Fluorite is sharp with glassy luster. Some chipping present, but these glassy Illinois Fluorite are hard to come by in any quality.

R742 - Spessartine  sold

Jos, Nigeria
Thumbnail - 1.4 x 1.0 x 0.9 cm



(click on an image to enlarge)

Spessartine Spessartine Spessartine Spessartine

Vivid orange, near perfect complete single Spessartine crystal. Great color, translucent, and has just a few edge chips, otherwise undamaged. Weighs 3 grams.

R743 - Tanzanite (gem!)  sold

Merelani Hills, Arusha, Tanzania
Thumbnail - 2 x 1.3 x 0.7 cm



(click on an image to enlarge)

Tanzanite (gem!) Tanzanite (gem!) Tanzanite (gem!) Tanzanite (gem!)

Highly transparent single blue Tanzanite crystal with uniform shape and glassy luster. Well crystallized all around and undamaged. All four sides shown. Natural, unheated Tanzanite.

R744 - Anglesite   $2,500  available

Touissit, Morocco
Miniature - 4.7 x 4 x 1.2 cm



(click on an image to enlarge)

Anglesite Anglesite Anglesite Anglesite

Glassy and gemmy single yellow Anglesite crystal. Highly transparent and complete on both sides. Old, well terminated gem crystal.

R745 - Covellite   $375  available

Summitville, Colorado, USA
Miniature - 5 x 3.5 x 1 cm



(click on an image to enlarge)

Covellite Covellite Covellite

Large bladed crystals of Covellite from Colorado. Comes with two old labels.

R746 - Wulfenite   $750  available

Los Lamentos, Ahumada, Chihuahua, Mexico
Thumbnail - 1.6 x 1.3 x 0.6 cm



(click on an image to enlarge)

Wulfenite Wulfenite Wulfenite Wulfenite

Perfect 'window pane' crystal of Wulfenite from a 2025 find at the mine. The crystal is perched on a small amount of matrix allowing for development of all 4 crystal edges. The Wulfenite is 1.6cm on the diagonal.

R747 - Tourmaline  sold

Priatnoe pegmatite, 4500 meter elevation, Kukurt Sai Valley, East Pamir Mtns., Tajikistan
Small Cabinet - 5.3 x 0.9 x 0.8 cm



(click on an image to enlarge)

Tourmaline Tourmaline Tourmaline

Colorful single Tourmaline crystal with multiple color zones of yellows, pinks, greens, and red at the termination. Complete all around and undamaged. This is a rare, hard to find Tourmaline crystal found in a series of 5 pockets, each no larger than a softball. Weighs 7.91 grams.

R748 - Tourmaline  sold

Priatnoe pegmatite, 4500 meter elevation, Kukurt Sai Valley, East Pamir Mtns., Tajikistan
Miniature - 4.4 x 0.8 x 0.7 cm



(click on an image to enlarge)

Tourmaline Tourmaline Tourmaline

Colorful single Tourmaline crystal with multiple color zones of yellows, pinks, greens, and red at the termination. Complete all around and undamaged. This is a rare, hard to find Tourmaline crystal found in a series of 5 pockets, each no larger than a softball. Weighs 4.84 grams.

R749 - Tourmaline  sold

Priatnoe pegmatite, 4500 meter elevation, Kukurt Sai Valley, East Pamir Mtns., Tajikistan
Thumbnail - 3 x 0.5 x 0.5 cm



(click on an image to enlarge)

Tourmaline Tourmaline Tourmaline

Colorful single Tourmaline crystal with multiple color zones of yellows, pinks, greens, and red at the termination. Complete all around and undamaged. This is a rare, hard to find Tourmaline crystal found in a series of 5 pockets, each no larger than a softball. Weighs 1.82 grams.

R750 - Tourmaline   $350  available

Priatnoe pegmatite, 4500 meter elevation, Kukurt Sai Valley, East Pamir Mtns., Tajikistan
Thumbnail - 3 x 0.5 x 0.5 cm



(click on an image to enlarge)

Tourmaline Tourmaline Tourmaline

Colorful single Tourmaline crystal with multiple color zones of yellows, pinks, greens, and red at the termination. Complete all around and undamaged with some contact at the back base. This is a rare, hard to find Tourmaline crystal found in a series of 5 pockets, each no larger than a softball. Weighs 1.48 grams.

R751 - Wulfenite  sold

Ahmad Abad Mine, Bafq Co., Yazd Prov., Iran
Thumbnail - 2.7 x 2 x 0.8 cm



(click on an image to enlarge)

Wulfenite Wulfenite Wulfenite Wulfenite

Thick, flame-like single Wulfenite crystal from Iran. Yellow-orange color with a red line running up the center. A thick crystal with unusual 'honey-comb' growth seen along the sides. Complete and undamaged.

R752 - Copper, Calcite   $1,800  available

Franklin Mine, Houghton Co., Michigan, USA
Miniature - 5.0 x 4.5 x 3 cm



(click on an image to enlarge)

Copper, Calcite Copper, Calcite Copper, Calcite Copper, Calcite Copper, Calcite

Hackly Copper with transparent, Copper-included Calcite crystals. Ex Ben Vone collection.

« All updates
©2026 Marin Mineral