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Tourmaline from
Avissawella, Colombo District, Western Province, Sri Lanka


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 Avissawella, Colombo District, Western Province, Sri Lanka
Data Identifiers
Mindat Occurrence Record ID:931760
Long-form Identifier:1:3:931760:4
GUID (UUID V4):0
Nearest other occurrences of Tourmaline
25.2km (15.7 miles) ⓘHomagama pegmatite, Colombo District, Western Province, Sri Lanka
71.7km (44.5 miles) ⓘRakwana, Ratnapura District, Sabaragamuwa Province, Sri Lanka
78.9km (49.0 miles) ⓘOwala-Kaikawala area (incl. Gurubabila; Koswana), Matale District, Central Province, Sri Lanka
85.3km (53.0 miles) ⓘMeetiyagoda, Galle District, Southern Province, Sri Lanka
References
Dissanayake, C.B.; Chandrajith, R.; Tobschall, H.J. (2000) The geology, mineralogy and rare element geochemistry of the gem deposits of Sri Lanka. Bulletin of the Geological Society of Finland, 72 (1-2). 5-20 doi:10.17741/bgsf/72.1-2.001
 
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