trachytoid (Q43307): Difference between revisions

From geokb
(‎Cleared an Item: Added to primary parent rock class as subclass)
(‎Changed an Item: Updated rock class item with Geoscience Ontology GSRM subclass data)
 
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label / enlabel / en
Trachytoid
trachytoid
description / endescription / en
Rocks tentatively identified as trachyte, with felsics comprising <20% quartz, <10%foids and plagioclase/alkali feldspar <2
Fine grained igneous rock than contains less than 90 percent mafic minerals, less than 10 percent feldspathoid mineral and less than 20 percent quartz in the QAPF fraction and has a plagioclase to total feldspar ratio less than 0
Property / instance of
 
Property / instance of: rock material / rank
Normal rank
 
Property / instance of: rock material / reference
 
Property / Mindat identifier
 
Property / Mindat identifier: 50641 / rank
Normal rank
 
Property / subclass of
 
Property / subclass of: fine grained igneous rock / rank
 
Normal rank
Property / subclass of: fine grained igneous rock / reference
 
Property / subclass of: fine grained igneous rock / reference
 
Property / same as
 
Property / same as: https://mindat.org/min-50641.html / rank
 
Normal rank
Property / same as
 
Property / same as: https://w3id.org/gso/rockmaterial/trachytoid / rank
 
Normal rank

Latest revision as of 17:12, 24 October 2023

Fine grained igneous rock than contains less than 90 percent mafic minerals, less than 10 percent feldspathoid mineral and less than 20 percent quartz in the QAPF fraction and has a plagioclase to total feldspar ratio less than 0
Language Label Description Also known as
English
trachytoid
Fine grained igneous rock than contains less than 90 percent mafic minerals, less than 10 percent feldspathoid mineral and less than 20 percent quartz in the QAPF fraction and has a plagioclase to total feldspar ratio less than 0

    Statements