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| The Photo Database is for reference only. These minerals are not for sale. |
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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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Macfallite with Orientite, Braunite
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| Manganese Exploration mine, Copper Harbor, Keweenaw Co., Michigan, United States |
| Micro crystals of Macfallite to 1 mm. |
Jungles Collection
Type Locality
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| Chemical Formula: Ca2(Mn+++,Al)3(SiO4)(Si2O7)(OH)3 |
Deep brownish red, compact, radial crystals to 1mm in matrix with darker brown Orientite. Both mineral replaced Calcite. |
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Macfallite in Quartz with Johnsenite & Braunite
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| Artur mine, Jaguaracu, Minas Gerais, Brazil |
| DeVito Collection & Ex. Carlos Barbosa Collection. |
| Chemical Formula: Ca2(Mn+++,Al)3(SiO4)(Si2O7)(OH)3 |
Less than 1mm maroon crystals suspended as inclusions in Quartz. |
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Mackayite
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| San Miguel, Moctezuma, Sonora, Mexico |
| DeVito Collection |
| Chemical Formula: Fe+++Te2O5(OH) |
Glassy green, well-defined crystals to 0.5mm showing good definition as mostly single crystals. |
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Mackayite
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| Lone Pine mine, Catron Co., New Mexico, United States |
| Chemical Formula: Fe+++Te2O5(OH) |
Dark green micro crystals to less than 0.5mm filling void. |
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Mackayite with Ceragyrite and Hessite
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| San Miguel mine, Moctezuma, Sonora, Mexico |
| DeVito Collection |
| Chemical Formula: Fe+++Te2O5(OH) |
Glassy green Mackayite to 1mm. |
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Macquartite
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| Mammoth - St. Anthony mine, Tiger, Pinal Co., Arizona, United States |
| Type Locality |
| Chemical Formula: Pb3Cu(CrO4)(SiO3)(OH)4•2(H2O) |
straw-like prismatic yellow micro crystals to abut 0.5mm |
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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 1, 2010 |
