| Locality type: | Hill |
| Classification |
|---|
|
| Species: | Prehnite |
| Formula: | Ca2Al2Si3O10(OH)2 |
| Quality for species: | Excellent - world class for species or very significant. (!!) |
| Confirmation |
|---|
|
| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
|---|
|
| Zoisite | 89 |
| - var Tanzanite | 83 |
| Graphite | 82 |
| Calcite | 28 |
| Diopside | 17 |
| Pyrite | 11 |
| Fluorite | 10 |
| Apophyllite Group | 10 |
| Chabazite-Ca | 10 |
| Stilbite-Ca | 10 |
| Marcasite | 9 |
| Fluorapatite | 9 |
| Chabazite | 9 |
| Rhodochrosite | 9 |
| Merelaniite | 6 |
| Quartz | 6 |
| Zircon | 4 |
| Laumontite | 3 |
| Pectolite | 2 |
| Titanite | 2 |
| Tremolite | 1 |
| Dravite | 1 |
| Data |
|---|
|
| Mineral Data: | Click here to view Prehnite data |
| Locality Data: | Click here to view Merelani Hills, Lelatema Mountains, Simanjiro District, Manyara Region, Tanzania |
| Photo Gallery | View Gallery (119 photos) |
| Data Identifiers |
|---|
|
| Mindat Occurrence Record ID: | 640431 |
| Long-form Identifier: | 1:3:640431:4 |
| GUID (UUID V4): | 0 |
| Localities for Prehnite in this Region |
|---|
|
| D-Block Mine, Merelani Hills, Lelatema Mountains, Simanjiro District, Manyara Region, Tanzania |
| Mawaya pit, Merelani Hills, Lelatema Mountains, Simanjiro District, Manyara Region, Tanzania |
| Nearest other occurrences of Prehnite |
|---|
|
|
| 4.8km (3.0 miles) | âD-Block Mine, Merelani Hills, Lelatema Mountains, Simanjiro District, Manyara Region, Tanzania |
| References |
|---|
|
Wilson, Wendell E., Saul, John M., Pardieu, Vincent, Hughes, Richard W. (2009) Famous mineral localities: The Merelani Tanzanite Mines, Lelatema Mountains, Arusha Region, Tanzania. The Mineralogical Record, 40 (5) 346-408 Jaszczak, John, Rumsey, Michael, Bindi, Luca, Hackney, Stephen, Wise, Michael, Stanley, Chris, Spratt, John (2016) Merelaniite, Mo4Pb4VSbS15, a New Molybdenum-Essential Member of the Cylindrite Group, from the Merelani Tanzanite Deposit, Lelatema Mountains, Manyara Region, Tanzania. Minerals, 6 (4). 115 doi:10.3390/min6040115 |
|
Merelani Hills, Lelatema Mountains, Simanjiro District, Manyara Region, Tanzania