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单词 roeblingite
释义

roeblingiten.

Brit. /ˈrəːblɪŋʌɪt/, U.S. /ˈrɛblɪŋˌaɪt/, /ˈroʊblɪŋˌaɪt/
Origin: From a proper name, combined with an English element. Etymons: proper name Roebling , -ite suffix1.
Etymology: < the name of W. A. Roebling (1837–1926), U.S. civil engineer + -ite suffix1.
Mineralogy.
A rare mineral found as an alteration product of lead ore and typically occurring as compact white masses of minute crystals.Roeblingite is a sulphate, silicate, and hydroxide of lead, calcium, and manganese, Pb2Ca6Mn(Si6O18)(SO4)2(OH)2·4H2O. Crystal system: monoclinic.
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the world > the earth > minerals > types of mineral > sulphates > [noun] > sulphates of two plus elements > basic
alumian1858
svanbergite1866
roeblingite1897
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tsumebite1913
1897 S. L. Penfield & H. W. Foote in Amer. Jrnl. Sci. 153 415 At the request of Mr. Nason the authors take pleasure in naming this mineral roeblingite in honor of the celebrated engineer, Mr. W. A. Rœbling of Trenton, N.J.
1935 C. Palache Minerals Franklin & Sterling Hill 21/2 Here were first found nasonite,..roeblingite [etc.].
1985 Mineral. Mag. 49 756 (title) Roeblingite: a revised formula from infra-red and thermal analysis data.
This entry has been updated (OED Third Edition, November 2010; most recently modified version published online March 2022).
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n.1897
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