MELACONITE Meaning and
Definition
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Melanconite is a mineral species that belongs to the group of copper minerals. It is a secondary mineral that is formed through the chemical alteration of copper-bearing rocks. The name "melanconite" is derived from the Greek words melanos, meaning "black," and konis, meaning "powder," which reflects its characteristic appearance.
Melanconite typically occurs as fine-grained, earthy masses or powdery coatings on copper ore deposits. Its color ranges from dark green to black, often with a silky or dull luster. Chemically, melanconite is a hydrated form of copper carbonate hydroxide, with the chemical formula Cu2(CO3)(OH)2. It is composed of copper ions, carbonate ions, and hydroxide ions.
In terms of its physical properties, melanconite has a relatively low hardness on the Mohs scale, usually ranging from 2.5 to 4. It is not soluble in water but can be easily crumbled into a powder. Melanconite is often associated with other copper minerals, such as azurite and malachite, as well as various secondary iron minerals.
Historically, melanconite had limited practical uses due to its low copper content. However, it has been utilized as a pigment in artworks and as an ore indicator for copper exploration. Today, melanconite primarily holds significance as a mineral of scientific interest, providing insights into geological processes and the formation of copper deposits.
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An impure black oxide of copper, occurring in veins in powdery masses, arising probably from the decomposition of other ores.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
Common Misspellings for MELACONITE
Etymology of MELACONITE
The word "Melaconite" is derived from the Greek words "melas", meaning black, and "konis", meaning dust or powder. Therefore, "Melaconite" literally translates to "black powder" in reference to its characteristic black color.
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