metaluminous (C2)
adjective
Pronunciation: /ˌmɛtəˈlʊmɪnəs/
Definition
Rocks that have a higher proportion of aluminum to magnesium, often found in igneous and metamorphic formations.
Examples
The geologist classified the sample as metaluminous due to its high aluminum content.
Metaluminous rocks are commonly associated with granitic intrusions.
The metaluminous character of the rocks suggested a complex magmatic history.
How to Use metaluminous
- metaluminous rocks (noun phrase)
- rocks with a high aluminum content and a low magnesium content — "The geologist studied the metaluminous rocks found in the mountain range."
- metaluminous magma (noun phrase)
- magma with a high aluminum content and a low magnesium content — "The metaluminous magma produced rocks with a distinctive mineralogy."
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