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Tanzanite from
C-Block Mine, Merelani Hills, Lelatema Mountains, Simanjiro District, Manyara Region, Tanzania


04206490017362039571903.jpg
Tanzanite, etc.

C-Block Mine, Merelani Hills, Lelatema Mountains, Simanjiro District, Manyara Region, Tanzania
04206490017362039571903.jpg
Tanzanite, etc.

C-Block Mine, Merelani Hills, Lelatema Mountains, Simanjiro District, Manyara Region, Tanzania
00192760017272285074082.jpg
Tanzanite, etc.

C-Block Mine, Merelani Hills, Lelatema Mountains, Simanjiro District, Manyara Region, Tanzania
Locality type:Mine
Classification
Species:Zoisite var: Tanzanite
Formula:(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Comments:Largest gem grade crystal (called "Mawenzi") is 7x8x22cm and weighs 16839 carats (> 3kg)
Habit:Elongated prisms
Colour:Blue, red
Quality for species:Excellent - world class for species or very significant. (!!)
Abundance at site:Very common
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Prehnite1
Data
Mineral Data:Click here to view Tanzanite data
Locality Data:Click here to view C-Block Mine, Merelani Hills, Lelatema Mountains, Simanjiro District, Manyara Region, Tanzania
Data Identifiers
Mindat Occurrence Record ID:539751
Long-form Identifier:1:3:539751:8
GUID (UUID V4):0
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
 
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