Item talk:Q41460

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Revision as of 15:33, 24 October 2023 by Sky (talk | contribs) (Created page with "= Mindat Description = Igneous rocks that mostly do not fit into the standard QAPF, TAS and ultramafic diagrams = Geoscience Ontology Description = Rock with 'exotic' mineralogical, textural or field setting characteristics; typically dark colored, with abundant phenocrysts. Criteria include: presence of greater than 10 percent melilite or leucite, or presence of kalsilite, or greater than 50 percent carbonate minerals. Includes Carbonatite, Melilitic rock, Kalsilitic r...")
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Mindat Description

Igneous rocks that mostly do not fit into the standard QAPF, TAS and ultramafic diagrams

Geoscience Ontology Description

Rock with 'exotic' mineralogical, textural or field setting characteristics; typically dark colored, with abundant phenocrysts. Criteria include: presence of greater than 10 percent melilite or leucite, or presence of kalsilite, or greater than 50 percent carbonate minerals. Includes Carbonatite, Melilitic rock, Kalsilitic rocks, Kimberlite, Lamproite, Leucitic rock and Lamprophyres.

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