Marin Mineral
Mixed Minerals from Tucson
March 1, 2026  ·  15 specimens

R753 - Fluorite  sold

Erongo Mtns., Namibia
Thumbnail - 3 x 2.5 x 1.5 cm



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Fluorite Fluorite Fluorite Fluorite

Sharply formed crystals of Fluorite with attached Muscovite from the Eongo Mountains. The Fluorite are complete all around, transparent, and purple and green in color. Undamaged.


R754 - Fluorite   $225  available

Erongo Mtns., Namibia
Thumbnail - 2.7 x 1.4 x 1.0 cm



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Fluorite Fluorite Fluorite Fluorite Fluorite

Stacked cluster of rectangular-shaped Fluorite crystals with attached schorl from the Eongo Mountains. The Fluorite are complete all around, transparent, and purple and green in color. There appears to be a slight faden line running up the center. Very transparent and fine.

R755 - Copper (cubic!)   $3,500  available

Ojibway Mine, Keweenaw Co., Michigan, USA
Small Cabinet - 7.5 x 5 x 3.5 cm



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Copper (cubic!) Copper (cubic!) Copper (cubic!) Copper (cubic!) Copper (cubic!) Copper (cubic!)

Cluster of large Copper crystals with rich dark patina and minor amounts of attached white Calcite. The crystals are the hard to find cubic form. Ex. Don and Gloria Olson collection with label.

R756 - Chalcopyrite on Dolomite  sold

Yuncheng, Shanxi Prov., China
Small Cabinet - 6.5 x 5 x 3 cm



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Chalcopyrite on Dolomite Chalcopyrite on Dolomite Chalcopyrite on Dolomite Chalcopyrite on Dolomite

Glassy, transparent rhomb of Dolomite with attached Chalcopyrite crystals. These are rare specimens from a small find. They were collected over a period of 2-3 years and all were purchased by one Chinese dealer. Complete all around floater specimen with excellent transparency.


R757 - Kolwezite on Cobaltian Dolomite   $275  available

Kolwezi Mining Dist. Lualaba, DR Congo
Cabinet - 13.5 x 8.0 x 5 cm



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Kolwezite on Cobaltian Dolomite Kolwezite on Cobaltian Dolomite Kolwezite on Cobaltian Dolomite Kolwezite on Cobaltian Dolomite

Green spherical groups of Kolwezite atop hot pink crystals of Cobaltian Dolomite.

R758 - Nifontovite  sold

Rey Y Reina Mine, Charcas, San Luis Potosi, Mexico
Small Cabinet - 5.4 x 0.8 x 0.5 cm



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Nifontovite Nifontovite Nifontovite Nifontovite

Highly transparent single crystal of Nifontovite from Charcas. Complete all around and undamaged water-clear crystal. From recent finds of larger than normal crystals for the species. Better than photos which don't convey just how bright and glassy the crystal is.


R759 - Nifontovite   $350  available

Rey Y Reina Mine, Charcas, San Luis Potosi, Mexico
Small Cabinet - 5.2 x 0.6 x 0.5 cm



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Nifontovite Nifontovite Nifontovite

Highly transparent single crystal of Nifontovite from Charcas. Complete all around and undamaged water-clear crystal. From recent finds of larger than normal crystals for the species. Better than photos which don't convey just how bright and glassy the crystal is.


R760 - Nifontovite   $350  available

Rey Y Reina Mine, Charcas, San Luis Potosi, Mexico
Miniature - 4.5 x 1 x 0.6 cm



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Nifontovite Nifontovite Nifontovite Nifontovite

Highly transparent single crystal of Nifontovite from Charcas. Complete all around and undamaged water-clear crystal. From recent finds of larger than normal crystals for the species. Better than photos which don't convey just how bright and glassy the crystal is.


R761 - Pezzottaite   $450  available

Sakavalana Mine, Ambatovita, Fianarantsoa Prov., Madagascar
Thumbnail - 1.2 x 0.8 x 0.6 cm



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Pezzottaite Pezzottaite Pezzottaite

Translucent to transparent Pezzottaite crystal with rich raspberry color. Flat front face with a bevelled edge and some attached Schorl on the back. Old stock from the original finds.

R762 - Pezzottaite  sold

Sakavalana Mine, Ambatovita, Fianarantsoa Prov., Madagascar
Thumbnail - 1.7 x 1.3 x 0.8 cm



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Pezzottaite Pezzottaite Pezzottaite

Translucent to transparent Pezzottaite crystal with rich raspberry color. Flat front face with a bevelled edge. Old stock from the original finds.


R763 - Azurite  sold

Shilu Mine, Guangdong Prov., China
Small Cabinet - 6 x 5 x 4.5 cm



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Azurite Azurite Azurite

Classic Shilu Mine Azurite 'ball' from old finds. This one has exceptional, individual crystals sticking out in all directions from the main spherical cluster. In excellent condition with good crystals on all sides. Ex. Jack Nieburger collection.


R764 - Woodhouseite   $750  available

Champion Mine, Mono Co., California, USA
Thumbnail - 2.3 x 2 x 1 cm



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Woodhouseite Woodhouseite Woodhouseite Woodhouseite

Outstanding large Woodhouseite crystal on Quartz matrix. The crystal is yellow/tan in color and 9mm in size. Thick and robust fine quality crystal associated with additional smaller crystals. Superb thumbnail for the species!!

R765 - Euclase  sold

Mamoes Mine, Equador, Rio Grande do Norte, Brazil
Miniature - 3.4 x 1.5 x 0.6 cm



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Euclase Euclase Euclase Euclase

Doubly-terminated single Euclase crystal from Brazil. Translucent white with a blue center zone. Ex. Marty Zinn collection.


R766 - Wulfenite with Willemite  sold

Los Lamentos, Chihuahua, Mexico
Miniature - 3.2 x 2 x 1.5 cm



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Wulfenite with Willemite Wulfenite with Willemite Wulfenite with Willemite Wulfenite with Willemite

Transparent 2.2cm orange Wulfenite crystal on matrix with white Willemite crystals. Complete and undamaged.


R767 - Wulfenite with Willemite  sold

Los Lamentos, Chihuahua, Mexico
Small Cabinet - 5.2 x 4 x 2 cm



(click on an image to enlarge)

Wulfenite with Willemite Wulfenite with Willemite Wulfenite with Willemite Wulfenite with Willemite Wulfenite with Willemite

Transparent orange Wulfenite crystals on matrix with white Willemite crystals. There are a number of exceptional, transparent 'window-pane' crystals on this specimen. Complete and undamaged.


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