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Tourmaline from
Rapasaaret, Kaustinen, Central Ostrobothnia, Finland


Locality type:Pegmatite
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 Rapasaaret, Kaustinen, Central Ostrobothnia, Finland
Data Identifiers
Mindat Occurrence Record ID:889180
Long-form Identifier:1:3:889180:8
GUID (UUID V4):0
Nearest other occurrences of Tourmaline
3.1km (1.9 miles) ⓘSyväjärv, Kaustinen, Central Ostrobothnia, Finland
6.8km (4.2 miles) ⓘLeviäkangas, Kaustinen, Central Ostrobothnia, Finland
45.0km (28.0 miles) ⓘHirvikangas, Kalajoki, North Ostrobothnia, Finland
59.7km (37.1 miles) ⓘKurula, Ylivieska, North Ostrobothnia, Finland
References
Geologian tutkimuskeskus, Tutkimusraportti 198 – Geological Survey of Finland, Report of Investigation 198, 2013 Pentti Hölttä (ed.)
Lynch, Edward P.; Szentpéteri, Krisztián; Andersson, Joel B.H.; Kuusela, Janne; Sadeghi, Martiya; Bauer, Tobias E. (2025) Lithium-caesium-tantalum (LCT) pegmatite mineralization in the Paleoproterozoic central Fennoscandian Shield (Sweden and Finland): A review of geological characteristics and assessment of mineral system commonalities. Ore Geology Reviews, 184. 106739 doi:10.1016/j.oregeorev.2025.106739
 
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