foliaceous
- adjective
- /ˌfoʊliˈeɪʃəs/
- Specialized
- The metamorphic rock displayed a distinctly foliaceous structure visible in its thin, parallel layers.
Examples
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The geologist explained that the foliaceous texture is typical of certain schists and gneisses.
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Some minerals in the collection were classified as foliaceous due to their leaflike sheets.
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The foliaceous structure of the rock made it easy to break apart.
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Many foliaceous minerals are found in sedimentary rock formations.
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The metamorphic rock displayed a distinctly foliaceous structure visible in its thin, parallel layers.
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The geologist explained that the foliaceous texture is typical of certain schists and gneisses.
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Some minerals in the collection were classified as foliaceous due to their leaflike sheets.
Synonyms
Having thin, flat layers like leaves, as in some rocks
Rock that has thin, flat layers like sheets
How Leaflike
Surface Forms
Morphology
foliaceous = foli + aceous
Although the scientific sense is still leaf-related, the classical morphology is not obvious to an average learner and the meaning is not predictable from the surface form alone.
Etymology
Foliaceous comes from the Latin root foli- meaning 'leaf', like in foliage, so geologists use it for rocks and minerals that form thin, flat layers that look like leaves.