Selected Specimens

US$    € EURO    ¥ YEN    £ POUND    CAN$    AUS$    Note

(click on a page number to go to that page:)

1 2 3 4 5 6 7 8 9 10 11 12
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

 page 92 / 113  -  prev  -  next  -  bottom  -  Home 


J506 - Spinel $ 400
Mahenge, Morogoro, Tanzania
thumbnail - 2.2 x 2.1 x 2 cm


Spinel from Mahenge, Morogoro, Tanzania [db_pics/pics/J506a.jpg] Spinel from Mahenge, Morogoro, Tanzania [db_pics/pics/J506b.jpg] Spinel from Mahenge, Morogoro, Tanzania [db_pics/pics/J506c.jpg] Spinel from Mahenge, Morogoro, Tanzania [db_pics/pics/J506d.jpg]

Complete octahedral Spinel crystal with sharp, glassy faces and good red color. Minor chipping on a couple points, but overall in excellent condition. Weighs 7.4 grams with small gem zones. One of the best I was able to get from the 2018 finds.


J565 - Rhodochrosite $ 280
Sunnyside Mine, Colorado, USA
small cabinet - 6.5 x 5.5 x 4.5 cm


Rhodochrosite from Sunnyside Mine, Colorado, USA [db_pics/pics/J565a.jpg] Rhodochrosite from Sunnyside Mine, Colorado, USA [db_pics/pics/J565b.jpg] Rhodochrosite from Sunnyside Mine, Colorado, USA [db_pics/pics/J565c.jpg] Rhodochrosite from Sunnyside Mine, Colorado, USA [db_pics/pics/J565d.jpg]

An open vug in sulfide matrix lined with Calcite, tiny needle Quartz crystals, and flattened rhombs of pink Rhodochrosite. Undamaged and very bright and clean looking.


J563 - Huebnerite with Quartz $ 75
Pasto Bueno Mine, Ancash, Peru
miniature - 4.5 x 4.2 x 4 cm


Huebnerite with Quartz from Pasto Bueno Mine, Ancash, Peru [db_pics/pics/J563a.jpg] Huebnerite with Quartz from Pasto Bueno Mine, Ancash, Peru [db_pics/pics/J563b.jpg] Huebnerite with Quartz from Pasto Bueno Mine, Ancash, Peru [db_pics/pics/J563c.jpg] Huebnerite with Quartz from Pasto Bueno Mine, Ancash, Peru [db_pics/pics/J563d.jpg]

Upright standing crystals of dark red Huebnerite associated with clear Quartz crystals. A Pasto Bueno classic.


J562 - Tetrahedrite, Sphalerite $ 175
Casapalca Mine, Huarochiri Province, Lima, Peru
small cabinet - 9 x 7 x 3.5 cm


Tetrahedrite, Sphalerite from Casapalca Mine, Huarochiri Province, Lima, Peru [db_pics/pics/J562a.jpg] Tetrahedrite, Sphalerite from Casapalca Mine, Huarochiri Province, Lima, Peru [db_pics/pics/J562b.jpg] Tetrahedrite, Sphalerite from Casapalca Mine, Huarochiri Province, Lima, Peru [db_pics/pics/J562c.jpg] Tetrahedrite, Sphalerite from Casapalca Mine, Huarochiri Province, Lima, Peru [db_pics/pics/J562d.jpg]

Sphalerite, Tetrahedrite, and Pyrite crystals form a classic, quality Peruvian specimen. Little to no damage.


J512 - Fluorite with Barite $ 400
Boulder Hill Mine, Wellington, Nevada, USA
cabinet - 10.5 x 7.5 x 4 cm


Fluorite with Barite from Boulder Hill Mine, Wellington, Nevada, USA [db_pics/pics/J512a.jpg] Fluorite with Barite from Boulder Hill Mine, Wellington, Nevada, USA [db_pics/pics/J512b.jpg] Fluorite with Barite from Boulder Hill Mine, Wellington, Nevada, USA [db_pics/pics/J512c.jpg] Fluorite with Barite from Boulder Hill Mine, Wellington, Nevada, USA [db_pics/pics/J512d.jpg]

Translucent to transparent Fluorite crystals with distinct grey phantoms. This is an undamaged floater with cream colored Barite crystals attached to the backside. This is a self collected specimen and the single best piece from a large pocket I found there approximately 15 years ago.


J259 - Agate after bivalve $ 90
Dakhla area, Western Sahara, Morocco
thumbnail - 2.3 x 2 x 1.5 cm


Agate after bivalve from Dakhla area, Western Sahara, Morocco [db_pics/pics/J259a.jpg] Agate after bivalve from Dakhla area, Western Sahara, Morocco [db_pics/pics/J259b.jpg] Agate after bivalve from Dakhla area, Western Sahara, Morocco [db_pics/pics/J259c.jpg]

Fossil bivalve shell that has been replaced by translucent golden agate. These are found on the surface, having weathered out of the surrounding rock formations. There are about 40 different species found at this deposit. Although they could have weathered out of different formations, they are all believed to be Eocene in age. Most are broken pieces and weathered and perfectly preserved examples such as this are uncommon, probably less than 5 percent of what is found.


J507 - Spinel $ 200
Ruaha, near Mahenge, Morogoro, Tanzania
thumbnail - 2.4 x 1.8 x 1.6 cm


Spinel from Ruaha, near Mahenge, Morogoro, Tanzania [db_pics/pics/J507a.jpg] Spinel from Ruaha, near Mahenge, Morogoro, Tanzania [db_pics/pics/J507b.jpg] Spinel from Ruaha, near Mahenge, Morogoro, Tanzania [db_pics/pics/J507c.jpg] Spinel from Ruaha, near Mahenge, Morogoro, Tanzania [db_pics/pics/J507d.jpg]

Intergrown spinel-twinned purple Spinel crystals from a new find. Complete all around with typical pitted growth but only very minor chipping. Good luster and translucency.


J561 - Fluorite on Quartz with Scheelite $ 350
Yaogangxian Mine, Hunan, China
small cabinet - 6.5 x 5 x 5 cm


Fluorite on Quartz with Scheelite from Yaogangxian Mine, Hunan, China [db_pics/pics/J561a.jpg] Fluorite on Quartz with Scheelite from Yaogangxian Mine, Hunan, China [db_pics/pics/J561b.jpg] Fluorite on Quartz with Scheelite from Yaogangxian Mine, Hunan, China [db_pics/pics/J561c.jpg] Fluorite on Quartz with Scheelite from Yaogangxian Mine, Hunan, China [db_pics/pics/J561d.jpg] Fluorite on Quartz with Scheelite from Yaogangxian Mine, Hunan, China [db_pics/pics/J561e.jpg] Fluorite on Quartz with Scheelite from Yaogangxian Mine, Hunan, China [db_pics/pics/J561f.jpg] Fluorite on Quartz with Scheelite from Yaogangxian Mine, Hunan, China [db_pics/pics/J561g.jpg]

Attractive and classic Yaogangxian specimen consisting of a large double-terminated Quarz crystal, cubic purple Fluorite, yellow/green Mica, and tan Scheelite crystals. It's nearly a floater with a small point of contact at the base, otherwise complete all around and undamaged.


J544 - Enargite $ 165
Butte, Silverbow Co., Montana, USA
small cabinet - 5.5 x 4.5 x 2.5 cm


Enargite from Butte, Silverbow Co., Montana, USA [db_pics/pics/J544a.jpg] Enargite from Butte, Silverbow Co., Montana, USA [db_pics/pics/J544b.jpg] Enargite from Butte, Silverbow Co., Montana, USA [db_pics/pics/J544c.jpg]

Lustrous Enargite crystals cover the top surface of a Pyrite and Enargite matrix.


J564 - Enargite $ 265
Butte, Silverbow Co., Montana, USA
small cabinet - 6 x 5.5 x 3 cm


Enargite from Butte, Silverbow Co., Montana, USA [db_pics/pics/J564a.jpg] Enargite from Butte, Silverbow Co., Montana, USA [db_pics/pics/J564b.jpg] Enargite from Butte, Silverbow Co., Montana, USA [db_pics/pics/J564c.jpg]

Lustrous Enargite crystals cover the top surface of a Pyrite and Enargite matrix. Comes with two old labels that indicate it was formerly in the James Manchester collection (1871-1948).


J621 - Brucite $ 225
Killa Saifullah, Balochistan, Pakistan
small cabinet - 7.5 x 3.2 x 2.5 cm


Brucite from Killa Saifullah, Balochistan, Pakistan [db_pics/pics/J621a.jpg] Brucite from Killa Saifullah, Balochistan, Pakistan [db_pics/pics/J621b.jpg] Brucite from Killa Saifullah, Balochistan, Pakistan [db_pics/pics/J621c.jpg]

Large, solid radial mass of Brucite on matrix. This is an uncommon example well crystallized all around, characteristic of open pocket growth and not growth in tight, contacted seams as are most. Translucent, thick and sturdy. Undamaged.


J541 - Quartz on Andradite $ 150
Stanley Butte, Arizona, USA
miniature - 4.5 x 4.5 x 2 cm


Quartz on Andradite from Stanley Butte, Arizona, USA [db_pics/pics/J541a.jpg] Quartz on Andradite from Stanley Butte, Arizona, USA [db_pics/pics/J541b.jpg] Quartz on Andradite from Stanley Butte, Arizona, USA [db_pics/pics/J541c.jpg]

Andradite crystals to 1cm partially coated by small Quartz crystals.


J526 - Wulfenite $ 300
Mezica Mines, Carinthia Region, Slovenia
cabinet - 9.5 x 9 x 2.5 cm


Wulfenite from Mezica Mines, Carinthia Region, Slovenia [db_pics/pics/J526a.jpg] Wulfenite from Mezica Mines, Carinthia Region, Slovenia [db_pics/pics/J526b.jpg] Wulfenite from Mezica Mines, Carinthia Region, Slovenia [db_pics/pics/J526c.jpg] Wulfenite from Mezica Mines, Carinthia Region, Slovenia [db_pics/pics/J526d.jpg]

Good coverage of yellow/orange dipyramidal Wulfenite crystals on a light colored matrix.


J527 - Vivianite $ 450
Blackbird Mine, Lemhi Co., Idaho, USA
cabinet - 10 x 5 x 2.5 cm


Vivianite from Blackbird Mine, Lemhi Co., Idaho, USA [db_pics/pics/J527a.jpg] Vivianite from Blackbird Mine, Lemhi Co., Idaho, USA [db_pics/pics/J527b.jpg] Vivianite from Blackbird Mine, Lemhi Co., Idaho, USA [db_pics/pics/J527c.jpg] Vivianite from Blackbird Mine, Lemhi Co., Idaho, USA [db_pics/pics/J527d.jpg]

Translucent purple Vivianite crystals to 3cm on a white Quartz matrix. These are old USA classics found in the 1960s and only turn up as old collections get dispersed. To my knowledge they are the only purple Vivianites found anywhere.


J557 - Atacamite $ 175
Copiapo, Chile
small cabinet - 8.5 x 5 x 1 cm


Atacamite from Copiapo, Chile [db_pics/pics/J557a.jpg] Atacamite from Copiapo, Chile [db_pics/pics/J557b.jpg] Atacamite from Copiapo, Chile [db_pics/pics/J557c.jpg] Atacamite from Copiapo, Chile [db_pics/pics/J557d.jpg]

Thin, flat matrix covered by radial sprays of lustrous green Atacamite. An excellent example for the occurrence.



(click on a page number to go to that page:)

1 2 3 4 5 6 7 8 9 10 11 12
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

 page 92 / 113  -  prev  -  next  -  top  -  Home 

©2010-2018 Marin Mineral