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

It is from this variety that the Venetians make chrysocolla, which I call borax....

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

That he believed it was an artificial product from nitrum is evident enough from his usual expression "chrysocolla made from nitrum, which the Moors call borax."

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

Mix one and a half centumpondia of this with one centumpondium of the chrysocolla which they call borax; from the mixture, when it has been moistened with water, make a lump.

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

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

In thin sections it is translucent and optically isotropic, and recent examinations seem to prove that it is a homogeneous mineral and not a mechanical mixture of chrysocolla and limonite.

From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 3 "Chitral" to "Cincinnati" by Various