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单词 agalite
释义

agaliten.

Brit. /ˈaɡəlʌɪt/, U.S. /ˈæɡəˌlaɪt/
Origin: Of uncertain origin. Perhaps a borrowing from Greek, combined with an English element. Etymons: Greek ἄγη , -lite comb. form1.
Etymology: Origin uncertain. Perhaps < ancient Greek ἄγη wonder ( < the same base as ἄγασθαι to wonder, of unknown origin) + -lite comb. form1.
Manufacturing Technology.
A fine, fibrous variety of talc used esp. in the manufacture of paper.
ΘΚΠ
the world > the earth > minerals > types of mineral > silicates > phyllosilicate > [noun] > talc > others
talcite1794
rensselaerite1837
steaschist1845
houghite1851
talcoid1868
agalite1878
1878 Official Gaz. (U.S. Patent Office) 30 Apr. 774/1 Mineral product utilized in the manufacture of paper and otherwise... The word-symbol ‘Agalite’.
1886 Mineral Res. U.S. 1885 (U.S. Geol. Surv.) 534 The talc is packed in burlap or paper bags, ready to be shipped to the consumer, who receives it under names varying with the fancy of the manufacturer, as pulp, mineral pulp, agalite, asbestine pulp, etc.
1916 C. F. Cross & E. J. Bevan Text-bk. Paper-making (ed. 4) viii. 250 Agalite..is a mineral of the nature and chemical properties of asbestos: it consists of nearly pure magnesium silicate.
1949 Paper Making (Brit. Paper & Board Makers' Assoc.) (1950) viii. 110 Magnesium Silicates in several forms (talc, agalite, french chalk, asbestine) are frequently used on the Continent and in America.
2000 A. G. Wylie in M. E. Beard & H. L. Rook Adv. Environmental Measurem. Methods Asbestos 61 Agalite and fibrous talc have been used to designate the asbestiform variety of talc.
This is a new entry (OED Third Edition, September 2012; most recently modified version published online December 2021).
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n.1878
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