Mixed Minerals — Marin Mineral

Mixed Minerals
April 20, 2009 · 15 specimens

A795 - Lepidolite on Indicolite sold

Kunar Prov., Afghanistan
Miniature - 3.4 x 1 x 1 cm

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Fine blue Indicolite with a couple intersting features. First is the termination which is split up due to intergrowth with Lepidolite, second is the curving nature of the crystal caused by fracturing and rehealing in the pegmatite. Good luster and color, 3.4 x 1 x 1 cm.

A796 - Scorodite sold

Pingtouling Mine, Guangdong Prov., China
Miniature - 4 x 4 x 3.5 cm

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Scorodite crystals to 5mm on pyrite rich matrix. These are the good blue colored crystals, 4 x 4 x 3.5 cm.

AF772 - Sphene sold

Mahenge, Tanzania
Thumbnail - 2.1 x 1 x 0.9 cm

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Bright green Sphene from new find in Tanzania. Sharp, smooth faces and looks like green glass. A little area of contact on the bottom edge where it was attached, otherwise perfect. This is the best quality crystal I has seen so far from this find, 2.1 x 1 x 0.9 cm.

AF773 - Aquamarine with Feldspar sold

Erongo Mtns., Namibia
Miniature - 3.3 x 3 x 1.5 cm

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One thing I like about the Erongo pegmatite specimens are associations with Carlsbad twin Feldspars. This is a fine example with a good sized Aqua (3.3 x 1.2 cm) attached to a twin feldspar, 3.3 x 3 x 1.5 cm.

AF774 - Tanzanite (R) sold

Merelani Hills, Arusha Region, Tanzania
Thumbnail - 2.7 x 1.3 x 0.6 cm

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Glassy and lustrous gem Tanzanite crystal, complete all around with excellent rich color and great transparency. This crystal has a clean repair through the center - without it, this would be a $2,000 crystal. It weighs 29 carats with plenty of good gem rough, 2.7 x 1.3 x 0.6 cm.

NA252 - Cubanite sold

Henderson #2 Mine, Chibougamau, Quebec, Canada
Thumbnail - 1 x 0.9 x 0.7 cm

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Double terminated Cubanite crystal on a small amount of matrix. Elongated crystal with good twinning striations on each end. Cubanite is a copper iron sulfide that gets its name from the country where the type locality is found (Cuba). Rare material from a long closed mine, 1 x 0.9 x 0.7 cm.

NA253 - Cubanite sold

Henderson #2 Mine, Chibougamau, Quebec, Canada
Thumbnail - 1 x 1 x 0.8 cm

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Bright and lustrous double terminated Cubanite crystal with attached Calcite crystals. Cubanite is a copper iron sulfide that gets its name from the country where the type locality is found (Cuba). Rare material from a long closed mine, 1 x 1 x 0.8 cm.

NA254 - Cubanite sold

Henderson #2 Mine, Chibougamau, Quebec, Canada
Thumbnail - 1.2 x 1 x 0.7 cm

(click on an image to enlarge)

Pair of terminated Cubanite crystals, elongated crystals with good twinning striations on the ends. Cubanite is a copper iron sulfide that gets its name from the country where the type locality is found (Cuba). Rare material from a long closed mine, 1.2 x 1 x 0.7 cm.

NA255 - Cubanite sold

Henderson #2 Mine, Chibougamau, Quebec, Canada
Thumbnail - 1.4 x 1.2 x 1 cm

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Matrix Cubanite spceimen with a 1cm wide cluster of crystals, each showing good twinning striations. Cubanite is a copper iron sulfide that gets its name from the country where the type locality is found (Cuba). Rare material from a long closed mine, 1.4 x 1.2 x 1 cm.

NA256 - Cubanite sold

Henderson #2 Mine, Chibougamau, Quebec, Canada
Thumbnail - 0.9 x 0.7 x 0.6 cm

(click on an image to enlarge)

Terminated Cubanite crystal with attached Calcite. Elongated crystal with good twinning striations on the end. Cubanite is a copper iron sulfide that gets its name from the country where the type locality is found (Cuba). Rare material from a long closed mine, 0.9 x 0.7 x 0.6 cm.

NA257 - Cubanite sold

Henderson #2 Mine, Chibougamau, Quebec, Canada
Thumbnail - 1.1 x 0.8 x 0.4 cm

(click on an image to enlarge)

Double terminated Cubanite crystal. Flattened crystal with good twinning striations on both sides. Cubanite is a copper iron sulfide that gets its name from the country where the type locality is found (Cuba). Rare material from a long closed mine, 1.1 x 0.8 x 0.4 cm.

NA258 - Cubanite sold

Henderson #2 Mine, Chibougamau, Quebec, Canada
Thumbnail - 0.8 x 0.8 x 0.7 cm

(click on an image to enlarge)

Double terminated Cubanite crystal with good luster. Cubanite is a copper iron sulfide that gets its name from the country where the type locality is found (Cuba). Rare material from a long closed mine, 0.8 x 0.8 x 0.7 cm.

E384 - Magnetite sold

Dashkesan Mine, Azerbasan
Small Cabinet - 7.5 x 7 x 5 cm

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Large silvery Magnetite crystals to 3cm wide occurring as both well isolated crystals and clusters. The white mineral tucked under one end of the cluster is Apatite, 7.5 x 7 x 5 cm.

SA904 - Realgar, Orpiment on sold

Mina Palomo, Julcani, Peru
Miniature - 4.2 x 4.2 x 1.5 cm

(click on an image to enlarge)

Translucent red Realgar crystals with Orpiment. Good crystals, colorful piece, size 4.2 x 4.2 x 1.5 cm.

SA905 - Chalcopyrite on Sphalerite sold

Alimon Mine, Huaron District, Peru
Small Cabinet - 5.5 x 4 x 3 cm

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These Peruvian combo specimens have been plentiful and I used to get these by the hundreds, some some always stood out from the pack, this was one of them. Bright Chalcopyrite crystals to 1cm with black sphalerite and quartz, an excellent example from this prolific locality, 5.5 x 4 x 3 cm.

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