Definition of gray copper ore. Meaning of gray copper ore. Synonyms of gray copper ore

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Definition of gray copper ore

gray copper ore
Tetrahedrite Tet`ra*he"drite, n. [So called because the crystals of the species are commonly tetrahedrons.] (Min.) A sulphide of antimony and copper, with small quantities of other metals. It is a very common ore of copper, and some varieties yield a considerable presentage of silver. Called also gray copper ore, fahlore, and panabase.

Meaning of gray copper ore from wikipedia

- the ore to be harder than that of pure copper, because it is a copper-****nic alloy. In the later 20th century, it was found that ****nical coppers had...
- Chalcocite (/ˈkælkəˌsaɪt/), copper(I) sulfide (Cu2S), is an important copper ore mineral. It is opaque and dark gray to black, with a metallic luster....
- native metals such as copper or gold. Ore bodies are formed by a variety of geological processes generally referred to as ore genesis and can be classified...
- Porphyry copper deposits are copper ore bodies that are formed from hydrothermal fluids that originate from a voluminous magma chamber several kilometers...
- metric tons of iron ore in 2019. Iron ore was the third-highest-value metal mined in the United States, after gold and copper. Iron ore was mined from nine...
- known deposits are situated. Ore bodies range from subhorizontal to steeply dipping. Only one iron oxide copper gold ore deposit is known to contain economically...
- one of a few metallic elements with a natural color other than gray or silver. Pure copper is orange-red and acquires a reddish tarnish when exposed to...
- Azurite or Azure spar: 14  is a soft, deep-blue copper mineral produced by weathering of copper ore deposits. During the early 19th century, it was also...
- copper-containing products and chemical compounds. It is produced on a large scale by pyrometallurgy, as one stage in extracting copper from its ores...
- hydrothermal veins and in some contact metamorphic deposits. It is a minor ore of copper and ****ociated metals. It was first described in 1845 for occurrences...