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Definition of Pyromorphite
1. Noun. A mineral consisting of lead chloride and phosphate; a minor source of lead.
Definition of Pyromorphite
1. n. Native lead phosphate with lead chloride, occurring in bright green and brown hexagonal crystals and also massive; -- so called because a fused globule crystallizes in cooling.
Definition of Pyromorphite
1. Noun. (minerology) A yellowish-green mineral, a mixed phosphate and chloride of lead with the chemical formula Pb5(PO4)3Cl, that is sometimes mined as an ore. ¹
¹ Source: wiktionary.com
Definition of Pyromorphite
1. [n -S]
Lexicographical Neighbors of Pyromorphite
Literary usage of Pyromorphite
Below you will find example usage of this term as found in modern and/or classical literature:
1. The Assayer's Manual: An Abridged Treatise on the Docimastic Examination of by Bruno Kerl (1883)
"A, with an addition of from 20 to 30 pen- cent. of borax, according to the presence
of more or less earthy substances. With pyromorphite containing ..."
2. Economic Mineralogy: A Practical Guide to the Study of Useful Minerals by Thomas Crook (1921)
"Anglesite (lead sulphate) and pyromorphite (lead chlorophosphate) are less
important, but occur frequently. The most important of these lead-ore minerals is ..."
3. The Metallurgy of Lead & Silver by Henry Francis. Collins (1899)
"When crystallised, it is, like the carbonate, nearly free from silver. pyromorphite,
3Pb:i(P64)2 + PbCl., with 69 5 per cent. ..."
4. The Metallurgy of Lead & Silver by Henry Francis Collins (1899)
"... in America "carbonates," under which general term is included not only cerussite
itself, but all its admixtures with anglesite, pyromorphite, ..."
5. The Assayer's Manual: An Abridged Treatise on the Docimastic Examination of by Bruno Kerl (1883)
"With pyromorphite containing arsenic from 5 to 10 per cent. of iron is added to
... Lead phosphate (pyromorphite): 300 grains of ore, 400 grains of sodium ..."
6. A Practical Treatise on Metallurgy: Adapted from the Last German Edition of by Bruno Kerl, William Crookes, Ernst Otto Röhrig (1868)
"... cent of lead and 35 ounces of silver to the ton, besides a small amount of gold.
Sulphate of lead contains more silver than galena does. 4. pyromorphite ..."
7. A Practical Treatise on Metallurgy: Adapted from the Last German Edition of by Sir William Crookes, Bruno Kerl, Ernst Otto Röhring (1868)
"... cent of lead and 35 ounces of silver to the ton, besides a small amount of gold.
Sulphate of lead contains more silver than galena does. 4. pyromorphite ..."
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