trachyte (Q41816): Difference between revisions
From geokb
(Changed an Item: Updated rock class item with Geoscience Ontology GSRM subclass data) |
(Changed an Item: added OpenAlex concept ID to GeoKB ontology item) |
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| Property / OpenAlex ID: C36723533 / rank | |||
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Latest revision as of 20:39, 12 September 2024
Trachytoid that has a plagioclase to total feldspar ratio between 0.1 and 0.35, between 0 and 5 percent quartz in the QAPF fraction, and no feldspathoid minerals. QAPF field 7.
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | trachyte |
Trachytoid that has a plagioclase to total feldspar ratio between 0.1 and 0.35, between 0 and 5 percent quartz in the QAPF fraction, and no feldspathoid minerals. QAPF field 7. |
