Marin Mineral Company - Selected Specimens

Selected Specimens

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CT376 - Malachite psuedomorphs with Turquoise $ 150
Miami, Globe-Miami Mining District, Gila Co., Arizona, USA
small cabinet - 6 x 3.5 x 3.5 cm

(click on an image to enlarge)
Malachite psuedomorphs with Turquoise from Miami, Globe-Miami Mining District, Gila Co., Arizona, USA [db_pics/pics/CT376a.jpg]

Malachite psuedomorphs with Turquoise from Miami, Globe-Miami Mining District, Gila Co., Arizona, USA [db_pics/pics/CT376a.jpg]

Malachite psuedomorphs with Turquoise from Miami, Globe-Miami Mining District, Gila Co., Arizona, USA [db_pics/pics/CT376b.jpg]

Malachite psuedomorphs with Turquoise from Miami, Globe-Miami Mining District, Gila Co., Arizona, USA [db_pics/pics/CT376c.jpg]

Malachite psuedomorphs with Turquoise from Miami, Globe-Miami Mining District, Gila Co., Arizona, USA [db_pics/pics/CT376d.jpg]

Old speciemn of Malachite psuedomorphs (presumably after Azurite) with areas of Turquoise. Seldom seen specimen that comes with two old labels, one 'the Masimer collectiion' and the other is the "Schneider's' of Poway, California.

K202 - Prehnite $ 450
Merelani Hills, Arusha, Tanzania
small cabinet - 9 x 5.5 x 4.5 cm

(click on an image to enlarge)
Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/K202a.jpg]

Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/K202b.jpg]

Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/K202c.jpg]

Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/K202d.jpg]

Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/K202e.jpg]

Large, distinct crystal clusters of Prehite atop a Graphite matrix. A beautiful example of the recent style found in 2019 that form elongated clusters that taper to a thin chisel-tip termination. This style also has a more bluegreen yellow color (as compared to previous with a more lemon yellow color) that doesn't get picked up by the camera very well. Wonderful piece that displays very well.

K934 - Prehnite $ 250
Merelani Hills, Arusha, Tanzania
miniature - 4.4 x 3.5 x 3.2 cm

(click on an image to enlarge)
Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/K934a.jpg]

Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/K934b.jpg]

Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/K934c.jpg]

Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/K934d.jpg]

Large, distinct crystals of Prehite atop a bit of Graphite matrix. Translucent with great yellow color yellow color. The size of the individual crystals is remarkable and uncommon for Prehnite as a species. It is contacted on one side where a Tanzanite crystal grew, and bits of Tanzanite remain attached.

K466 - Prehnite $ 350
Merelani Hills, Arusha, Tanzania
small cabinet - 6 x 5 x 2 cm

(click on an image to enlarge)
Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/K466a.jpg]

Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/K466b.jpg]

Prehnite from Merelani Hills, Arusha, Tanzania [db_pics/pics/K466c.jpg]

CT342 - Realgar $ 150
Getchell Mine Humboldt Co., Nevada, USA
miniature - 5 x 5 x 4 cm

(click on an image to enlarge)
Realgar from Getchell Mine Humboldt Co., Nevada, USA [db_pics/pics/CT342a.jpg]

Realgar from Getchell Mine Humboldt Co., Nevada, USA [db_pics/pics/CT342c.jpg]

Realgar from Getchell Mine Humboldt Co., Nevada, USA [db_pics/pics/CT342d.jpg]

Bright, translucent acicular Realgar crystals covering surfaces and filling vugs in matrix. Ex. Trantham collection #225 acquired in 1979 and valued at that time at $20.

CT114 - Cerussite $ 150
Touissit, Morocco
thumbnail - 3 x 1.5 x 1.2 cm

(click on an image to enlarge)
Cerussite from Touissit, Morocco [db_pics/pics/CT114a.jpg]

Cerussite from Touissit, Morocco [db_pics/pics/CT114b.jpg]

Cerussite from Touissit, Morocco [db_pics/pics/CT114c.jpg]

White 'snowflake' Cerussite cluster 2.1cm wide, on matrix. Old material from the Chuck Trantham collection.

CT399 - Inderite $ 300
Boron, Kern Co., California, USA
small cabinet - 8 x 3 x 2 cm

(click on an image to enlarge)
Inderite from Boron, Kern Co., California, USA [db_pics/pics/CT399a.jpg]

Inderite from Boron, Kern Co., California, USA [db_pics/pics/CT399b.jpg]

Inderite from Boron, Kern Co., California, USA [db_pics/pics/CT399c.jpg]

Inderite from Boron, Kern Co., California, USA [db_pics/pics/CT399e.jpg]

Inderite from Boron, Kern Co., California, USA [db_pics/pics/CT399f.jpg]

Well formed cluster of terminated, translucent Inderite crystals. Elegant, prismatic crystals with a thin coating of white Tincalconite in areas. Ex. Chuck Trantham collection #53. Though Chuck saw many of these, this was the one he decided to keep, for obvious reasons.

CT350 - Analcime $ 275
North Table Mountain, Golden, Colorado, USA
miniature - 3.5 x 3.2 x 3 cm

(click on an image to enlarge)
Analcime from North Table Mountain, Golden, Colorado, USA [db_pics/pics/CT350a.jpg]

Analcime from North Table Mountain, Golden, Colorado, USA [db_pics/pics/CT350b.jpg]

Analcime from North Table Mountain, Golden, Colorado, USA [db_pics/pics/CT350c.jpg]

Analcime from North Table Mountain, Golden, Colorado, USA [db_pics/pics/CT350d.jpg]

Well formed, equant single Analcime crystal with smaller attached crystals. This locality has produced Colorado's finest zeolites and this is considered a large crystal for the locality. Complete all around and undamaged.

CT100 - Silver $ 250
Batopilas, Chihuahua, Mexico
thumbnail - 2.8 x 2.5 x 1.2 cm

(click on an image to enlarge)
Silver from Batopilas, Chihuahua, Mexico [db_pics/pics/CT100a.jpg]

Silver from Batopilas, Chihuahua, Mexico [db_pics/pics/CT100c.jpg]

Silver from Batopilas, Chihuahua, Mexico [db_pics/pics/CT100d.jpg]

Silver from Batopilas, Chihuahua, Mexico [db_pics/pics/CT100f.jpg]

Silver from Batopilas, Chihuahua, Mexico [db_pics/pics/CT100g.jpg]

Specimen of Silver crystals from Batopilas. Not the typical 'herringbone' style for the locality, this is a dense mass of crystals, some showing platy, cubic crystals to 3mm. Ex. Chuck Trantham collection.

CT378 - Polybasite with Quartz $ 175
Las Chispas Mine. Arizpe, Sonora, Mexico
miniature - 4.9 x 3.5 x 2 cm

(click on an image to enlarge)
Polybasite with Quartz from Las Chispas Mine. Arizpe, Sonora, Mexico [db_pics/pics/CT378a.jpg]

Polybasite with Quartz from Las Chispas Mine. Arizpe, Sonora, Mexico [db_pics/pics/CT378b.jpg]

Polybasite with Quartz from Las Chispas Mine. Arizpe, Sonora, Mexico [db_pics/pics/CT378c.jpg]

Polybasite with Quartz from Las Chispas Mine. Arizpe, Sonora, Mexico [db_pics/pics/CT378d.jpg]

Polybasite with Quartz from Las Chispas Mine. Arizpe, Sonora, Mexico [db_pics/pics/CT378e.jpg]

Polybasite and Argentite associated with white Quartz crystals. Historic specimen from and old silver mine that operated from the 1880's to about 1907.

CT425 - Chlorite after Garnet $ 220
Oldman Ranch, Wyoming, USA
miniature - 5 x 4 x 3.2 cm

(click on an image to enlarge)
Chlorite after Garnet from Oldman Ranch, Wyoming, USA [db_pics/pics/CT425a.jpg]

Chlorite after Garnet from Oldman Ranch, Wyoming, USA [db_pics/pics/CT425b.jpg]

Chlorite after Garnet from Oldman Ranch, Wyoming, USA [db_pics/pics/CT425c.jpg]

Chlorite after Garnet from Oldman Ranch, Wyoming, USA [db_pics/pics/CT425d.jpg]

Large, complete dodecahedral crystal of Chlorite after Garnet. There is an indentation on the back face, otherwise it has perfect flat faces all around. Ex. Chuck Trantham collection acquired from Dyck's Minerals in 1987.

CT404 - Natrolite $ 275
Chimney Rock Quarry, Somerset Co., New Jersey, USA
small cabinet - 5.2 x 0.9 x 0.9 cm

(click on an image to enlarge)
Natrolite from Chimney Rock Quarry, Somerset Co., New Jersey, USA [db_pics/pics/CT404a.jpg]

Natrolite from Chimney Rock Quarry, Somerset Co., New Jersey, USA [db_pics/pics/CT404b.jpg]

Natrolite from Chimney Rock Quarry, Somerset Co., New Jersey, USA [db_pics/pics/CT404c.jpg]

Natrolite from Chimney Rock Quarry, Somerset Co., New Jersey, USA [db_pics/pics/CT404d.jpg]

Natrolite from Chimney Rock Quarry, Somerset Co., New Jersey, USA [db_pics/pics/CT404e.jpg]

Single well terminated Natrolite crystal. Transparent crystal with some small crystals and coatings on two sides. Undamaged and even has a nice phantom about 1cm down from the termination. Old material from the classic USA locality that produced what are considered some of the world's best Natrolites.

CT405 - Natrolite $ 275
Chimney Rock Quarry, Somerset Co., New Jersey, USA
miniature - 4.6 x 1.3 x 1 cm

(click on an image to enlarge)
Natrolite from Chimney Rock Quarry, Somerset Co., New Jersey, USA [db_pics/pics/CT405a.jpg]

Natrolite from Chimney Rock Quarry, Somerset Co., New Jersey, USA [db_pics/pics/CT405b.jpg]

Natrolite from Chimney Rock Quarry, Somerset Co., New Jersey, USA [db_pics/pics/CT405c.jpg]

Natrolite from Chimney Rock Quarry, Somerset Co., New Jersey, USA [db_pics/pics/CT405d.jpg]

Natrolite from Chimney Rock Quarry, Somerset Co., New Jersey, USA [db_pics/pics/CT405e.jpg]

Single well terminated Natrolite crystal. Transparent and undamaged. Old material from the classic USA locality that produced what are considered some of the world's best Natrolites.

CT419 - Spessartine $ 500
Marienfluss, Kunene Region, Namibia
thumbnail - 1.2 x 1 x 1 cm

(click on an image to enlarge)
Spessartine from Marienfluss, Kunene Region, Namibia [db_pics/pics/CT419a.jpg]

Spessartine from Marienfluss, Kunene Region, Namibia [db_pics/pics/CT419c.jpg]

Spessartine from Marienfluss, Kunene Region, Namibia [db_pics/pics/CT419d.jpg]

Single Spessartine from 1990s finds at Marienfluss, located near the border with Angola. The color is an amazing vidid citrus orange. These form tightly in a Biotite schist, and this one has a few indentations on the backside, but overall it's in great comdion and complete all around. These were never abundant and now even harder to find.

CT248 - Mimetite on Cerussite $ 150
Tsumeb, Namibia
thumbnail - 2.5 x 2 x 2 cm

(click on an image to enlarge)
Mimetite on Cerussite from Tsumeb, Namibia [db_pics/pics/CT248aa.jpg]

Mimetite on Cerussite from Tsumeb, Namibia [db_pics/pics/CT248b.jpg]

Mimetite on Cerussite from Tsumeb, Namibia [db_pics/pics/CT248d.jpg]

Glassy Cerussite crystal partially coated by yellow Mimetite (old label says Beaverite) on a Mottramite coated matrix. (click on a page number to go to that page:)

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