Tourmaline T123  -  rare red elbaite-tourmaline; mineral formula from chemical analysis by LA-ICPMS:
(Na0.8Ca0.1[ ]0.1)(Li1.1Al1.5Mn0.8)Al6(BO3)3Si4.7Al1.3O18

Weight:
Colour:
Dimensions:
Origin:

3.37 ct.
dark red (body colour: orange-brown)
10.32 x 10.36 x 5.93 mm
Hofmeyr mine, Nyimba area, Zambia (2014)

Clarity:
Cut:
Treatments:

 

 

SI; small black inclusions near the tip
'precision'
none




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