phenocryst मीनिंग इन हिंदी

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At the top left is a distinct phenocryst of plagioclase . ]]
Three types of rocks are distinguished by texture and mineral and phenocryst content.
Olivine may also be a phenocryst, and when present, may have rims of pigeonite.
Complex phenocryst assemblages found in a sample indicate that the magma formation is a complex process.
Calc-alkaline phenocryst-rich dacite, andesite and rhyolite rocks are abundant in continental arc.
Phenocryst composition in the rocks varies, encompassing olivine, orthopyroxene, plagioclase and small amounts of biotite.
Trachybasalts are in the form of two textural types; phenocryst-rich lava flows and fragmental flow agglomerates.
A similar type of crystal is a " phenocryst ", a large crystal in an igneous rock.
Aside from the lower phenocryst content, this lava is very similar to Morro Negro, another Pacana lava dome.
In tholeiitic basalt, pyroxene ( augite and orthopyroxene or pigeonite ) and calcium-rich plagioclase are common phenocryst minerals.