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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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Komarovite #20449
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| Pegmatite #61, Karnasurt Mt., Lovozero Massif, Kola Peninsula, Russia |
Type Locality
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| Chemical Formula: (Ca,Mn)2(Nb,Ti)2Si2O7(O,F)2•3.5(H2O) |
| Size: Thumbnail |
Creamy colored platy crystals after Vuonnemite according to Dr. Igor Pekov, who identified this piece. |
| Overall: 3 x 2.5 x 1.5 cm |
| Available |
| $50.00 |
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| More information on Komarovite on Webmineral.com or MinDat.org |
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Komarovite #20450
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| Pegmatite #61, Karnasurt Mt., Lovozero Massif, Kola Peninsula, Russia |
Type Locality
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| Chemical Formula: (Ca,Mn)2(Nb,Ti)2Si2O7(O,F)2•3.5(H2O) |
| Size: Miniature |
Pale pearly-pink Komarovite as a thin crust on matrix. Identified by Igor Pekov. |
| Overall: 3.5 x 3 x 3 cm |
| Available |
| $45.00 |
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| More information on Komarovite on Webmineral.com or MinDat.org |
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Kozulite #26515
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| Tanohata mine, Iwate Prefecture, Tohoku Region, Honshu Island, Japan |
Type Locality
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| Chemical Formula: NaNa2Mn++4(Fe+++,Al)Si8O22(OH)2 |
| Size: Miniature |
Mass of finely crystalline black-red matrix. |
| Overall: 4.5 x 4 x 1 cm |
| Sold |
| $40.00 |
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| More information on Kozulite on Webmineral.com or MinDat.org |
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| Click For More Photos |
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Krettnichite #21957
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| Manganese mine, Krettnich, Wadern, Saarland, Germany |
Ex. Feinglos Collection
Type Locality
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| Chemical Formula: PbMn+++2(VO4)2(OH)2 |
| Size: Thumbnail |
Small thumbnail with black metallic Krettnichite crystals to <1mm. There are good crystals visible on this piece, but they were difficult to get good photos of. |
| Overall: 1 x 0.5 x 1 cm |
| Available |
| $45.00 |
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| More information on Krettnichite on Webmineral.com or MinDat.org |
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| Click For More Photos |
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Kupletskite with Analcime, Aegerine, Astrophyllite #26484
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| Mont Saint-Hilaire, Quebec, Canada |
| Chemical Formula: K2Na(Mn,Fe++)7(Ti,Nb)2Si8O26(OH)4F |
| Size: Miniature |
Aesthetic specimen with 1.5cm Analcime crystals with two attached Aegerines to 4.5cm and a cluster of deep red Kupletskite crystals to 4mm. Also associated are bronze plates of Astrophyllite, not photographed. |
| Overall: 4.5 x 3.5 x 3 cm |
| Sold |
| $50.00 |
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| More information on Kupletskite on Webmineral.com or MinDat.org |
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| Click For More Photos |
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Kuzmenkoite - (Mn) #9745
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| Selsurt Mt, Lovozero Massif, Kola Peninsula, Russia |
| Chemical Formula: (K,Na)2(Mn,Fe)(Ti,Nb)4[Si4O12]2(OH)4•5(H2O) |
Pale creamy yellow, crude crystals to less than 0.75mm scattered in vugs. Overall 1.5 x 1 x 1cm. |
| Available |
| $35.00 |
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| More information on Kuzmenkoite - (Mn) on Webmineral.com or MinDat.org |
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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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Copyright © 2000 - 2010 Dakota Matrix Minerals
All photos by Dakota Matrix and are Copyrighted © and may not be used without permission
Last modified: September 6, 2010 |
