Trachydacite (Q41815)

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Revision as of 19:33, 5 July 2023 by Sky (talk | contribs) (‎Changed an Item: Changed Mindat identifier to long form in instance of classification qualifier)
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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