Definition of penninite in English:

penninite

noun ˈpɛnɪnʌɪt

Mineralogy

A green or greenish-blue mineral consisting of a hydrous silicate of magnesium, ferrous iron, and aluminium, and now usually regarded as a pseudo-trigonal variety of clinochlore.

Origin

Mid 19th century; earliest use found in James Dana (1813–1895), geologist, zoologist, and teacher. From German Pennin pennine + -ite. Apparently intended as an alternative term to pennine.

Definition of penninite in US English:

penninite

nounˈpɛnɪnʌɪt

Mineralogy

A green or greenish-blue mineral consisting of a hydrous silicate of magnesium, ferrous iron, and aluminium, and now usually regarded as a pseudo-trigonal variety of clinochlore.

Origin

Mid 19th century; earliest use found in James Dana (1813–1895), geologist, zoologist, and teacher. From German Pennin pennine + -ite. Apparently intended as an alternative term to pennine.

单词	penninite
释义	Definition of penninite in English: penninite noun ˈpɛnɪnʌɪt Mineralogy A green or greenish-blue mineral consisting of a hydrous silicate of magnesium, ferrous iron, and aluminium, and now usually regarded as a pseudo-trigonal variety of clinochlore. Origin Mid 19th century; earliest use found in James Dana (1813–1895), geologist, zoologist, and teacher. From German Pennin pennine + -ite. Apparently intended as an alternative term to pennine. Definition of penninite in US English: penninite nounˈpɛnɪnʌɪt Mineralogy A green or greenish-blue mineral consisting of a hydrous silicate of magnesium, ferrous iron, and aluminium, and now usually regarded as a pseudo-trigonal variety of clinochlore. Origin Mid 19th century; earliest use found in James Dana (1813–1895), geologist, zoologist, and teacher. From German Pennin pennine + -ite. Apparently intended as an alternative term to pennine.
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