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Tourmaline from
Manghola, Manyara Region, Tanzania


Classification
Species:'Tourmaline' (not an IMA approved species)
Formula:AD3G6 (T6O18)(BO3)3X3Z
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Tourmaline data
Locality Data:Click here to view Manghola, Manyara Region, Tanzania
Data Identifiers
Mindat Occurrence Record ID:346653
Long-form Identifier:1:3:346653:7
GUID (UUID V4):5ff75a04-b158-437b-947b-b79bf29287fe
References
www.ganoksin.com (2008) http://www.ganoksin.com/borisat/nenam/tanzania-mines.htm
Reference Search (possible matching items)
(2000, January) Gems & Gemology Vol. 36 (4) Gemological Institute of America
Journal (issue)
4.82 ct purple sapphire, (10) 5.32 ct Paraíba tourmaline, (11) 2.16 ct demantoid, (12) 1.05 ct emerald...Asia (Myanmar, Thailand, and Vietnam), Africa (Tanzania, Kenya, Zimbabwe, Nigeria, and Namibia, as well...a wide variety of colored stones from southern Tanzania; spessartine garnet from Nigeria and Namibia;...peridot, quartz, spinel, tanzanite, topaz, and tourmaline). Locality information is both summarized in...the country rather than to the specific mine or region. For more on the specific localities, consult tables
 
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