pyromorphite

American

[pahy-ruh-mawr-fahyt] / ˌpaɪ rəˈmɔr faɪt /

noun

a mineral, lead chlorophosphate, Pb 5 P 3 O 1 2 Cl, occurring in crystalline and massive forms, and of a green, yellow, or brown color; green lead ore: a minor ore of lead.

pyromorphite British

/ ˌpaɪrəʊˈmɔːfaɪt /

noun

a green, yellow, brown, or grey secondary mineral that consists of lead chloro-phosphate in the form of hexagonal crystals. Formula: Pb 5 Cl(PO 4 ) 3

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of pyromorphite

From the German word Pyromorphit, dating back to 1805–15. See pyro-, morph-, -ite ¹

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

For the assay of pyromorphite the following charge may be used:—Ore, 20 grams; "soda," 25 grams; tartar, 7 grams; and fluor spar, 5 grams; and 2 grams of borax as a cover.

From A Text-book of Assaying: For the Use of Those Connected with Mines. by Beringer, Cornelius

Descloizite occurs in veins of lead ores in association with pyromorphite, vanadinite, wulfenite, &c.

From Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 2 "Demijohn" to "Destructor" by Various

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023