Trachydacite (Q41815)

From geokb
Revision as of 17:53, 21 April 2023 by Sky (talk | contribs) (‎Cleared an Item: Added to primary parent rock class as subclass)
A rocktype intermediate between phonolite and dacite, similar to trachyte, but notably has >20% quartz
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English
Trachydacite
A rocktype intermediate between phonolite and dacite, similar to trachyte, but notably has >20% quartz

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