Tonalite (Q41564)

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Revision as of 17:16, 5 July 2023 by Sky (talk | contribs) (‎Changed an Item: Changed Mindat identifier to long form in instance of classification qualifier)
A granitoid (a coarse grained igneous rock with <90% mafics; felsic minerals are composed mostly of quartz (20-60%), Kspar (alkali-feldspar) and plagioclase), where plagioclase is >90% of the total feldspar on the QAPF diagram
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Tonalite
A granitoid (a coarse grained igneous rock with <90% mafics; felsic minerals are composed mostly of quartz (20-60%), Kspar (alkali-feldspar) and plagioclase), where plagioclase is >90% of the total feldspar on the QAPF diagram

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