New England Meteoritical Services
Mantle Rock and Natural Diamond Crystals
Mantle Rock
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| Kimberlite, Sturgeon Lake, Saskatchewa, Canada | Alnoite, Hicks Dome, Southern Illinois, Illinois, USA | Kimberlite, Sloan Ranch Mine, Larimer County, Colorado, USA |
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| Kimberlite, Halas, Dickinson County, Michigan, USA | Lamproite, Hatcher Mesa, Leucite Hills, Wyoming, USA | Kimberlite, Premier Mine, Kimberly, South Africa |
| Mantle rock is interesting and visually striking. They are high-pressure, titanium-rich rocks brought to the Earth's surface through volcanic activity. Most contain garnets and sometimes, diamonds. All are very old, roughly 3 billion years or more. |
| All samples are polished slices, enclosed in a 2" specimen case. |
| Mantle Rock, 6 Localities |
| Locality | |
| Kimberlite, Sturgeon Lake, Saskatchewa, Canada | $20.00 |
| Alnoite, Hicks Dome, Southern Illinois, Illinois, USA | $16.00 |
| Kimberlite, Sloan Ranch Mine, Larimer County, Colorado, USA | $16.00 |
| Kimberlite, Halas, Dickinson County, Michigan, USA | $16.00 |
| Lamproite, Hatcher Mesa, Leucite Hills, Wyoming, USA | $16.00 |
| Kimberlite, Premier Mine, Kimberly, South Africa | $20.00 |
| Complete set of the above six localities | $75.00 |
| Natural Diamond Crystals, 12 Localities |
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| Daimantina, Brazil | Octahedrons, SA | Namibia | Cubic, Zaire |
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| Orange Free State | Macle Twin | Sierra Leone | Cubic, Botswana |
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| Argyle Mine | Carbonado | Crystal Sections | Dudno, Angola |
| Natural Diamond Crystals, 12 localities |
| Locality | Size | Price |
| Diamantina, Minas Gerais, Brazil, clear to light gray crystals | 3 to 4mm rounded octahedrons | |
| Cape Province, South Africa, clear | 2 mm perfect octahedrons | |
| CDM Mine, Oranjemund, Namibia, crystals | 3 to 4mm irregular to rounded,white | |
| Kasai, Zaire (not shown above) | 1mm perfect yellow cubes | |
| Kasai, Zaire, light yellow crystals | 2 to 3mm single cubic crystals | |
| Kasai, Zaire, creamy white crystals | 2 to 3mm cubic, pearl-like color | |
| Orange Free State, South Africa, clear yellow | 2mm octahedrons, very nice | |
| Transvaal, South Africa, Macle Twin | 2mm flattened triangles, clear crystals | |
| Sewa River, Sierra Leone, large crystals | 5mm gray, rounded crystals, | |
| Opra Mine, Botswana, pure white crystals | 2 to 3mm single cubic crystals | |
| Argyle Mine, Western Australia, clear/gray | 3mm octahedrons, nice | |
| Carbonado, Bangui Region, Central African Rep | Please call for price | |
| Dudno Region, Angola, yellow, rounded crystals | 2mm yellow/clear crystals | |
| Aikhal Mine, Siberia, Russia, Superb crystals! | 5 to 6mm cubic crystals |