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| These galleries are dedicated to rare minerals. |
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Products are separated alphabetically, letters that are underlined contain products.
If a letter is red you are currently viewing that page. |
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Jacobsite #5631
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| Langban, Sweden |
| Micro crystals of Jacobsite to 1 mm. |
Grenier Collection
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| Chemical Formula: (Mn++,Fe++,Mg)(Fe+++,Mn+++)2O4 |
| Size: Thumbnail |
Rich specimen full of black subhedral grains to less than 1mm. Ex. Gary Grenier Collection. |
| Overall: 3 x 2 x 2 cm |
| Sold |
| $35.00 |
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| More information on Jacobsite on Webmineral.com or MinDat.org |
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| Click For More Photos |
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Jahnsite (CaMnMg) #6002
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| Tip Top mine, Custer Co., South Dakota, United States |
| Chemical Formula: (Ca,Mn)(Fe++,Mn++)Fe++2Fe+++2(PO4)4(OH)2•8(H2O) |
| Size: Sm Cabinet |
Nut brown platy crystals with striations to 1mm associated with green Mitridatite. Possible Collinsite also with Quartz matrix. |
| Overall: 6 x 3 x 3 cm |
| Sold |
| $40.00 |
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| More information on Jahnsite (CaMnMg) on Webmineral.com or MinDat.org |
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| Click For More Photos |
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Jahnsite (CaMnMg) with Mitridatite #24652
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| Tip Top mine, Custer Co., South Dakota, United States |
Type Locality
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| Chemical Formula: (Ca,Mn)(Fe++,Mn++)Fe++2Fe+++2(PO4)4(OH)2•8(H2O) |
| Size: Sm Cabinet |
Nut brown striated crystals to about 2mm - this is fairly large for the species associated with deep red bladed Mitridatite. |
| Overall: 7 x 4 x 4 cm |
| Sold |
| $60.00 |
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| More information on Jahnsite (CaMnMg) on Webmineral.com or MinDat.org |
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| Click For More Photos |
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Jamesonite #DC24703
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| Mazapil, Zacatecas, Mexico |
Cooke Collection
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| Chemical Formula: Pb4FeSb6S14 |
| Size: Sm Cabinet |
Good coverage of acicular Jamesonite to over 2cm on Calcite with a bit of associated Bournonite. |
| Overall: 6.5 x 5 x 4 cm |
| Available |
| $65.00 |
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| More information on Jamesonite on Webmineral.com or MinDat.org |
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Jamesonite #23344
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| Alexander Lode, near Silver City, Pennington Co., South Dakota, United States |
| Chemical Formula: Pb4FeSb6S14 |
| Size: Cabinet |
Large specimen with metallic, compact silvery Jamesonite crystals throughout Quartz matrix. This locality is briefly mentioned in the 1960 Roberts & Rapp, "Mineralogy of the Black Hills". |
| Overall: 10 x 5.5 x 7.5 cm |
| Sold |
| $50.00 |
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| More information on Jamesonite on Webmineral.com or MinDat.org |
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| Click For More Photos |
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Jamesonite #23471
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| Cornwall, England, United Kingdom |
Antique Specimen
Ex. Gregory, Bottley & Co. Specimen
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| Chemical Formula: Pb4FeSb6S14 |
| Size: Miniature |
Massive piece of silvery Jamesonite. |
| Overall: 5 x 4 x 2.5 cm |
| Sold |
| $40.00 |
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| More information on Jamesonite on Webmineral.com or MinDat.org |
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Copyright © 2000 - 2010 Dakota Matrix Minerals
All photos by Dakota Matrix and are Copyrighted © and may not be used without permission
Last modified: February 8, 2010 |
