Locality type: | River |
Classification |
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Species: | Elbaite |
Formula: | Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH) |
Comments: | Shows the so called Usambara effect, with hue changing from green to red with increases in path length of light through the material. |
Confirmation |
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Validity: | Believed Valid |
Data |
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Mineral Data: | Click here to view Elbaite data |
Locality Data: | Click here to view Umba River (Umba Valley), Korogwe Rural District, Tanga Region, Tanzania |
Data Identifiers |
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Mindat Occurrence Record ID: | 985724 |
Long-form Identifier: | 1:3:985724:7 |
GUID (UUID V4): | f37206d8-2d30-427b-a7c9-cddf55e213cc |
References |
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Reference Search (possible matching items) |
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| | Catalog/List | TX 75261-4127 (NW Corner of Airport Freeway & Valley View Lane) FLOOR Session (Floor, Telephone, HERITAGELive...Dallas, TX 75261-4127 NW Corner of Airport Freeway & Valley View Lane Thursday, September 24 – Friday, September...Texas 75261-4127 NW Corner of Airport Freeway & Valley View Lane Phone 214-528-3500 877-HERITAGE (437-4824)...color • An extremely large 21.33-carat Garnet from Tanzania arguably the finest Mahenge has ever produced...60-carat Chrome Tourmaline (“The Kilimanjaro”) from Tanzania superlative for its size and quality • The finest |
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Umba River, Korogwe Rural District, Tanga Region, Tanzania