chrysocolla

American  

[kris-uh-kol-uh] / ˌkrɪs əˈkɒl ə /

noun

1. a mineral, hydrous copper silicate, CuSiO 3 ⋅2H 2 O, occurring in compact, green or blue masses, sometimes used in ornaments.

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Etymology

Origin of chrysocolla

1590–1600; < Latin chrȳsocolla < Greek chrȳsókolla gold solder, equivalent to chrȳso- chryso- + kólla glue ( cf. collage)

Example Sentences

Native chrysocolla originates in veins and veinlets, and is found mostly by itself like sand, or adhering to metallic substances, and when scraped off from this appears similar to its own sand.

From De Re Metallica, Translated from the First Latin Edition of 1556 by Agricola, Georgius

Ores.—The principal ores of copper are the oxides cuprite and melaconite, the carbonates malachite and chessylite, the basic chloride atacamite, the silicate chrysocolla, the sulphides chalcocite, chalcopyrite, erubescite and tetrahedrite.

From Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 3 "Convention" to "Copyright" by Various

This description of its occurrence would apply equally well to modern chrysocolla or to malachite.

From De Re Metallica, Translated from the First Latin Edition of 1556 by Agricola, Georgius

The oxide group of minerals—including the copper carbonates, azurite and malachite; the silicate, chrysocolla; the oxide, cuprite; the sulphates, chalcanthite and brochantite; and some native copper associated with these minerals—probably supplies another 5 per cent.

From The Economic Aspect of Geology by Leith, C. K. (Charles Kenneth)

Theophrastus, Dioscorides, Pliny, etc., all give sufficient detail to identify their cyanus and caeruleum partly with modern azurite, and their chrysocolla partly with the modern mineral of the same name.

From De Re Metallica, Translated from the First Latin Edition of 1556 by Agricola, Georgius