experimental

Entry: trachyte

URI: http://inspire.ec.europa.eu/codelist/LithologyValue/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.

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is a Concept
submitted bySophie Chaduteau
accepted on 16 Jul 2026 11:53:11.080

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date accepted 16 Jul 2026 11:53:11.080
date submitted 16 Jul 2026 09:17:50.520
definition
entity trachyte
source graph graph

item class Concept
label trachyte
notation 1a675829-0ce4-4e7e-ae03-bf9c7b3c9ce3
register lithology value
status status experimental
submitter
account name s.chaduteau@brgm.fr
name Sophie Chaduteau

type register item
version info 2
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Definition

broader trachytic rock
definition 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.
notation trachyte
pref label trachyte
type Concept

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