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Metatonalite

A rock classification type
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A metamorphosed tonalite.


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Unique IdentifiersHide

Mindat ID:
48711
Long-form identifier:
mindat:1:1:48711:7

Similar NamesHide

MelatonaliteA rock subtype

Classification of MetatonaliteHide

Chemical AnalysisHide

Oxide wt%:
 1
SiO270.26 %
Al2O313.64 %
TiO20.32 %
Fe2O34.90 %
MgO1.13 %
CaO4.90 %
Na2O3.85 %
K2O0.07 %
MnO0.05 %
P2O50.13 %
Total:99.25 %
Sample references:
IDLocalityReferenceNotes
1Lyngen, Troms og Finnmark, Norway
Oliver, Grahame J. H., Krogh, Thomas. E. (1995) U-Pb zircon age of 469 5 Ma for a metatonalite from the Kjosen Unit of the Lyngen Magmatic Complex northern Norway. Norges Geologiske Undersøkelse Bulletin 428 p.27-32.
A metatonalite in the Kjosen Unit MORB ophiolite. NO41 was used for age determination, KJ104 for XRF quantitative chemical analysis.

Internet Links for MetatonaliteHide

References for MetatonaliteHide

Reference List:
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