α. 1800s– retinasphaltum.
β. 1800s– retinasphalt.
retinasphaltn.
/ˌrɛtᵻˈnasfalt/, /ˌrɛtᵻˈnasfɔːlt/, /ˌrɛtᵻˈnasfəlt/, U.S. /ˌrɛtnˈæsˌfɔlt/, /ˌrɛtnˈæsˌfɑlt/ Mineralogy. Now historical.
A variety of fossil resin or retinite (retinite n. 2).
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the world > the earth > minerals > types of mineral > hydrocarbon minerals > [noun] > resins > retinasphalt
resinite1804
retinasphalt1804
resinasphalt1806
retinite1820
society > occupation and work > materials > raw material > mineral material > mineral and fossil resins > [noun] > fossil resin found with lignite
resinite1804
retinasphalt1804
resinasphalt1806
retinite1820
1804 C. Hatchett in Philos. Trans. (Royal Soc.) 94 410 As it has been proved to consist partly of a resin and partly of a bituminous substance, I am induced to call it Retinasphaltum.
1815 A. Aikin Man. Mineral. (ed. 2) 72 Retinasphalt. Brownish yellow; fusible; partly soluble in Alcohol.
1857 W. A. Miller Elements Chem.: Org. (1862) 124 Fossil Resins, and Bitumen.—These substances include amber, retinasphalt, asphalt, retinite.
1916 R. F. Bacon & W. A. Hamor Amer. Petroleum Industry I. iii. 81 (table) Retinasphalt occurs in the Eocene beds of Cape Sable; no other bitumen has been reported [in Maryland].
1920 H. Abraham Asphalts (ed. 2) iv. 59 The associated resins or waxes, or asphalts,..have been described under various names, including: Anthracoxenite, Bombiccite.., Retinasphaltum.
This entry has been updated (OED Third Edition, March 2010; most recently modified version published online March 2022).
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n.1804