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Meanings of copper pyrites in anglès

portuguès
calcopirita
català
calcopirita

A yellow copper ore (CuFeS2) made up of copper and iron sulfide.

calcopirita
Usage of copper pyrites in anglès
1
Quartz with specular iron ore. Greenstone, with chalcedony and copper pyrites.
Narrative of a Survey of the Intertropical and Western Coasts of...
2
One piece must contain copper pyrites and the other zincites.
The Boy Mechanic, Volume 1: 700 Things for Boys to Do
3
But since about 1860 sulphuric acid has been more largely made from iron or copper pyrites.
The Project Gutenberg Encyclopedia, Volume 1 of 28
4
Quartz, containing disseminated hematitic iron-ore and copper pyrites.
Narrative of a Survey of the Intertropical and Western Coasts of...
5
Thallium is a rare metal, found in small quantities in some varieties of iron and copper pyrites, and in some lithia micas.
A Text-book of Assaying: For the Use of Those Connected with Min...
6
Copper pyrites (or yellow ore), erubescite (or purple ore), and chalcocite (or grey ore) are the most important.
A Text-book of Assaying: For the Use of Those Connected with Min...
7
Copper pyrites, by its aspect from the other minerals, and from iron pyrites by its inferior hardness and less gravity.
Scientific American Supplement, No. 344, August 5, 1882
Translations for copper pyrites
portuguès
calcopirita