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词汇 plumasite
释义

Definition of plumasite in English:

plumasite

noun ˈpluːməsʌɪt
Geology
  • A plutonic rock, typically coarse-grained and found especially in dykes, consisting chiefly of corundum grains in an oligoclase matrix.

Origin

Early 20th century. From the name of Plumas County, California, where it was first found + -ite.

Definition of plumasite in US English:

plumasite

nounˈpluːməsʌɪt
Geology
  • A plutonic rock, typically coarse-grained and found especially in dykes, consisting chiefly of corundum grains in an oligoclase matrix.

Origin

Early 20th century. From the name of Plumas County, California, where it was first found + -ite.

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