单词	peraluminous
释义	peraluminous /ˌpəːrəˈluːmɪnəs / adjective Geology (Of an igneous rock) containing a higher proportion of aluminium than of sodium and potassium (taken together).Although biotite is capable of this, other minerals such as muscovite, garnet and cordierite are more efficient and preferentially occur in strongly peraluminous rocks.... The migmatites are spatially and temporally related to poorly exposed peraluminous intrusions such as the Strichen granite. In keeping with their amphibole content, almost all the samples are metaluminous to slightly peraluminous.
随便看	unedifyingly unedited uneducable uneducated unelaborated unelectable unelected unembarrassed unembellished unembodied unemotional unemotionally unemphatic unemphatically unemployability unemployable unemployed unemployment unemployment benefit unemployment compensation unenclosed unencrypted unencumbered unending unendingly

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