Marin Mineral Company - Selected Specimens

Selected Specimens

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CT467 - Calcite on Amethyst $ 275
Valencia Mine, Guanajuato, Mexico
small cabinet - 9 x 8.5 x 3 cm

(click on an image to enlarge)
Calcite on Amethyst from Valencia Mine, Guanajuato, Mexico [db_pics/pics/CT467a.jpg]

Calcite on Amethyst from Valencia Mine, Guanajuato, Mexico [db_pics/pics/CT467b.jpg]

Calcite on Amethyst from Valencia Mine, Guanajuato, Mexico [db_pics/pics/CT467c.jpg]

Calcite on Amethyst from Valencia Mine, Guanajuato, Mexico [db_pics/pics/CT467e.jpg]

Calcite on Amethyst from Valencia Mine, Guanajuato, Mexico [db_pics/pics/CT467f.jpg]

White Calcite crystals atop Amethyst crystals. The Calcite crystals are hollow.

CT401 - Spinel with Pargasite $ 280
Twin Lakes Limestone deposit, Lower Twin Lake, Twin Lakes, Fresno Co., California, USA
small cabinet - 5.2 x 4 x 1.3 cm

(click on an image to enlarge)
Spinel with Pargasite from Twin Lakes Limestone deposit, Lower Twin Lake, Twin Lakes, Fresno Co., California, USA [db_pics/pics/CT401a.jpg]

Spinel with Pargasite from Twin Lakes Limestone deposit, Lower Twin Lake, Twin Lakes, Fresno Co., California, USA [db_pics/pics/CT401a.jpg]

Spinel with Pargasite from Twin Lakes Limestone deposit, Lower Twin Lake, Twin Lakes, Fresno Co., California, USA [db_pics/pics/CT401b.jpg]

Spinel with Pargasite from Twin Lakes Limestone deposit, Lower Twin Lake, Twin Lakes, Fresno Co., California, USA [db_pics/pics/CT401c.jpg]

Spinel with Pargasite from Twin Lakes Limestone deposit, Lower Twin Lake, Twin Lakes, Fresno Co., California, USA [db_pics/pics/CT401d.jpg]

Well formed, translucent octahedrons of blue Spinel to 4mm in size associated with brown Pargasite crystals. Sawcut on back. Collected by Chuck Trantham and Al McGuinness in 1986. Chuck's label indicates locality as 'Locality 2, Twin Lakes area, Fresno Co., California, USA'.

CT510 - Heulandite on Quartz $ 220
Prospect Park, New Jersey, USA
miniature - 4 x 2.8 x 2.5 cm

(click on an image to enlarge)
Heulandite on Quartz from Prospect Park, New Jersey, USA [db_pics/pics/CT510a.jpg]

Heulandite on Quartz from Prospect Park, New Jersey, USA [db_pics/pics/CT510b.jpg]

Heulandite on Quartz from Prospect Park, New Jersey, USA [db_pics/pics/CT510c.jpg]

Heulandite on Quartz from Prospect Park, New Jersey, USA [db_pics/pics/CT510d.jpg]

Large, fine quality Heulandite crystal atop drusy Quartz crystals. Ex. Chuck Trantham collection. Old label indicates it was purchased by Chuck from Frazier's minerals in 1991 and was formerly in the collection of Paul Patchick (#1102). Complete and undamaged.

CT482 - Rhodochrosite $ 125
Cananea, Sonora, Mexico
thumbnail - 3 x 2 x 1.7 cm

(click on an image to enlarge)
Rhodochrosite from Cananea, Sonora, Mexico [db_pics/pics/CT482a.jpg]

Rhodochrosite from Cananea, Sonora, Mexico [db_pics/pics/CT482b.jpg]

Rhodochrosite from Cananea, Sonora, Mexico [db_pics/pics/CT482c.jpg]

Rhodochrosite from Cananea, Sonora, Mexico [db_pics/pics/CT482d.jpg]

Pink Rhodochrosite crystals on matrix. Ex. Chuck Trantham collection. Old label indicates it was purchased by Chuck at an estate sale in Atherton, California in 1999.

CT541 - Neptunite with Joaquinite $ 950
Gem Mine, San Benito Co., California, USA
small cabinet - 6.5 x 5 x 2 cm

(click on an image to enlarge)
Neptunite with Joaquinite from Gem Mine, San Benito Co., California, USA [db_pics/pics/CT541a.jpg]

Neptunite with Joaquinite from Gem Mine, San Benito Co., California, USA [db_pics/pics/CT541b.jpg]

Neptunite with Joaquinite from Gem Mine, San Benito Co., California, USA [db_pics/pics/CT541c.jpg]

Neptunite with Joaquinite from Gem Mine, San Benito Co., California, USA [db_pics/pics/CT541d.jpg]

Neptunite with Joaquinite from Gem Mine, San Benito Co., California, USA [db_pics/pics/CT541e.jpg]

Thick, lustrous black Neptunite crystals on a flat matrix of Natrolite over schist. This is an old Steve Perry specimen that I purchased from Steve about 20 years ago and have kept in my collection ever since. All the crystals are terminated and undamaged, the main crystal is 2.5cm long. There are small brown Joaquinite crystals on the Natrolite.

CT546 - Phlogopite $ 120
Pain Pyit, Mogok, Myanmar
miniature - 4 x 2.5 x 2.5 cm

(click on an image to enlarge)
Phlogopite from Pain Pyit, Mogok, Myanmar [db_pics/pics/CT546a.jpg]

Phlogopite from Pain Pyit, Mogok, Myanmar [db_pics/pics/CT546b.jpg]

Phlogopite from Pain Pyit, Mogok, Myanmar [db_pics/pics/CT546c.jpg]

Phlogopite from Pain Pyit, Mogok, Myanmar [db_pics/pics/CT546e.jpg]

Phlogopite from Pain Pyit, Mogok, Myanmar [db_pics/pics/CT546f.jpg]

Gem Phlogopyte crystals in white marble matrix. Old material from the Chuck Trantham collection.

CT454 - Manganite $ 275
Ilfeld, Harz Mountains, Germany
small cabinet - 5.5 x 3.5 x 2.5 cm

(click on an image to enlarge)
Manganite from Ilfeld, Harz Mountains, Germany [db_pics/pics/CT454a.jpg]

Manganite from Ilfeld, Harz Mountains, Germany [db_pics/pics/CT454b.jpg]

Manganite from Ilfeld, Harz Mountains, Germany [db_pics/pics/CT454c.jpg]

Shiny black crystals of Manganite from the classic German locality. Ex. Chuck Trantham collection, and in the Robert Philips collection before Chuck.

CT465 - Cobaltian Calcite $ 350
Mashamba West Mine, Katanga, Congo
small cabinet - 6.5 x 5 x 2.5 cm

(click on an image to enlarge)
Cobaltian Calcite from Mashamba West Mine, Katanga, Congo [db_pics/pics/CT465a.jpg]

Cobaltian Calcite from Mashamba West Mine, Katanga, Congo [db_pics/pics/CT465b.jpg]

Cobaltian Calcite from Mashamba West Mine, Katanga, Congo [db_pics/pics/CT465c.jpg]

Well saturated purple pink crystals of Cobaltian Calcitewith crystals to 1cm in size. Undamaged and sawcut on back. Old material from the Chuck Trantham collection.

CT575 - Brewsterite with Harmotome $ 125
Whitesmith Mine, Strontian, Argyllshire, Scotland
thumbnail - 2.2 x 2 x 1.5 cm

(click on an image to enlarge)
Brewsterite with Harmotome from Whitesmith Mine, Strontian, Argyllshire, Scotland [db_pics/pics/CT575a.jpg]

Brewsterite with Harmotome from Whitesmith Mine, Strontian, Argyllshire, Scotland [db_pics/pics/CT575b.jpg]

Brewsterite with Harmotome from Whitesmith Mine, Strontian, Argyllshire, Scotland [db_pics/pics/CT575c.jpg]

Brewsterite with Harmotome from Whitesmith Mine, Strontian, Argyllshire, Scotland [db_pics/pics/CT575d.jpg]

Specimen of Brewsterite, a rare strontian member of the zeolite family, with Harmotome. Open vug filled with transparent to translucent sparkling crystals. From the type locality in Scotland. Old material from the Chuck Trantham collection.

CT596 - Copper on Prehnite $ 200
Shaft #10, Osceola Mine, Calumet, Houghton Co., Michigan, USA
small cabinet - 6 x 4.5 x 3 cm

(click on an image to enlarge)
Copper on Prehnite from Shaft #10, Osceola Mine, Calumet, Houghton Co., Michigan, USA [db_pics/pics/CT596a.jpg]

Copper on Prehnite from Shaft #10, Osceola Mine, Calumet, Houghton Co., Michigan, USA [db_pics/pics/CT596b.jpg]

Copper on Prehnite from Shaft #10, Osceola Mine, Calumet, Houghton Co., Michigan, USA [db_pics/pics/CT596c.jpg]

Copper on Prehnite from Shaft #10, Osceola Mine, Calumet, Houghton Co., Michigan, USA [db_pics/pics/CT596d.jpg]

Copper crystals in an open vug lined with green Prehnite and Quartz crystals. Ex. Chuck Trantham collection. Old Robert Ray collection label included.

CT477 - Analcime $ 75
Prospect Park Quarry, Patterson, New Jersey, USA
thumbnail - 2 x 2 x 2 cm

(click on an image to enlarge)
Analcime from Prospect Park Quarry, Patterson, New Jersey, USA [db_pics/pics/CT477a.jpg]

Analcime from Prospect Park Quarry, Patterson, New Jersey, USA [db_pics/pics/CT477b.jpg]

Analcime from Prospect Park Quarry, Patterson, New Jersey, USA [db_pics/pics/CT477c.jpg]

Analcime from Prospect Park Quarry, Patterson, New Jersey, USA [db_pics/pics/CT477d.jpg]

Single, equant Analcime crystal, complete all around and undamaged. Ex. Chuck Trantham collection.

CT527 - Quartz with Inclusions $ 175
North Trinity Mountains, Lovelock, Pershing Co., Nevada, USA
thumbnail - 2 x 1.1 x 1 cm

(click on an image to enlarge)
Quartz with Inclusions from North Trinity Mountains, Lovelock, Pershing Co., Nevada, USA [db_pics/pics/CT527a.jpg]

Quartz with Inclusions from North Trinity Mountains, Lovelock, Pershing Co., Nevada, USA [db_pics/pics/CT527b.jpg]

Quartz with Inclusions from North Trinity Mountains, Lovelock, Pershing Co., Nevada, USA [db_pics/pics/CT527c.jpg]

Quartz with Inclusions from North Trinity Mountains, Lovelock, Pershing Co., Nevada, USA [db_pics/pics/CT527d.jpg]

Single clear Quartz crystal heavily included by silvery crystals of a mixture of galena, pyrite, chalcopyrite, and tetrahedrite (Ag-rich 'Freibergite'). Ex. Chuck Trantham collection. Acquired by Chuck in 1980 from Al McGuinness

CT172 - Dioptase with Wulfenite $ 180
Mammoth-Saint Anthony Mine, Tiger, Pinal Co., Arizona, USA
thumbnail - 3 x 2.5 x 2 cm

(click on an image to enlarge)
Dioptase with Wulfenite from Mammoth-Saint Anthony Mine, Tiger, Pinal Co., Arizona, USA [db_pics/pics/CT172a.jpg]

Dioptase with Wulfenite from Mammoth-Saint Anthony Mine, Tiger, Pinal Co., Arizona, USA [db_pics/pics/CT172b.jpg]

Dioptase with Wulfenite from Mammoth-Saint Anthony Mine, Tiger, Pinal Co., Arizona, USA [db_pics/pics/CT172c.jpg]

Clusters of vibrant emerald green Dioptase crystals aand orange Wulfenite crystals on a Chrysocolla coated matrix. Additionally, there are small clear Quartz crystals present.

CT230 - Dioptase $ 120
Mammoth-Saint Anthony Mine, Tiger, Pinal Co., Arizona, USA
thumbnail - 2 x 2 x 1.5 cm

(click on an image to enlarge)
Dioptase from Mammoth-Saint Anthony Mine, Tiger, Pinal Co., Arizona, USA [db_pics/pics/CT230a.jpg]

Dioptase from Mammoth-Saint Anthony Mine, Tiger, Pinal Co., Arizona, USA [db_pics/pics/CT230b.jpg]

Dioptase from Mammoth-Saint Anthony Mine, Tiger, Pinal Co., Arizona, USA [db_pics/pics/CT230c.jpg]

Dioptase from Mammoth-Saint Anthony Mine, Tiger, Pinal Co., Arizona, USA [db_pics/pics/CT230d.jpg]

Clusters of vibrant emerald green Dioptase crystals on matrix. The Dioptase occurs in clusters to 5mm wide in various vugs.

CT469 - Apophyllite $ 75
Millington Quarry, Basking Ridge, New Jersey, USA
thumbnail - 3 x 3 x 1.5 cm

(click on an image to enlarge)
Apophyllite from Millington Quarry, Basking Ridge, New Jersey, USA [db_pics/pics/CT469a.jpg]

Apophyllite from Millington Quarry, Basking Ridge, New Jersey, USA [db_pics/pics/CT469b.jpg]

Apophyllite from Millington Quarry, Basking Ridge, New Jersey, USA [db_pics/pics/CT469c.jpg]

Fine quality, glassy Apophyllite crystals from the classic USA locality that is now closed. Sharp, well formed crystals with high luster. Contacted on the backside but displays great from the front. Ex. Chuck Trantham collection.

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13	14	15	16	17	18	19	20	21	22	23	24
25	26	27	28	29	30	31	32	33	34	35	36
37	38	39	40	41	42	43	44	45	46	47	48
49	50	51	52	53	54	55	56	57	58	59	60
61	62	63	64	65	66	67	68	69	70	71	72
73	74	75	76	77	78	79	80	81	82	83	84
85	86	87	88	89	90	91	92	93	94	95	96
97	98	99	*100*	*101*	*102*	*103*	*104*	*105*	*106*	*107*	*108*
*109*	*110*	*111*	*112*	*113*	*114*	*115*	*116*	*117*	*118*	*119*	*120*
*121*	*122*	*123*	*124*	*125*	*126*	*127*	*128*	*129*	*130*	*131*	*132*
*133*	*134*	*135*	*136*	*137*	*138*	*139*	*140*	*141*	*142*

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