10 LIVRES EN ANGLAIS EN RAPPORT AVEC «MELACONITE»
Découvrez l'usage de
melaconite dans la sélection bibliographique suivante. Des livres en rapport avec
melaconite et de courts extraits de ceux-ci pour replacer dans son contexte son utilisation littéraire.
1
A Handbook to the Mineralogy of Cornwall and Devon: With ...
Blende, Chalcopyrite, Chlorite, Galena, Melaconite, Pyrites. Cassiterite. Actinolite
, Blende, Chalcocite, Galena, Malachite, Melaconite. Chalcopyrite. Bayldonite?
Calcite, Cerussite, Calcedony, Chalcocite, Chalcopyrite, Erubescite, Kerate, ...
Joseph Henry Collins, 1871
2
Geology and Ore Deposits of the San Francisco and Adjacent ...
The mineral is doubtless present in other localities in the region. Melaconite. — A
rather soft, earthy black material rich ... is probably in large part the copper oxide
melaconite, CuO, though there is doubtless some admixture of manganese.
Bert Sylvenus Butler, 1913
Melaconite. — Melaconite, CuO, a black earthy mineral containing copper as its
only metallic constituent, occurs as an alteration product of cuprite in the Copper
Mountain mine, Lucin district, and in the Imperial mine, San Francisco district.
Bert Sylvenus Butler, Gerald Francis Loughlin, Victor Conrad Heikes, 1920
4
United States Geological Survey Professional Paper
The black material is composed of chalcocite and tenorite, melaconite, probably
some tetra- hedrite, and tellurium with gold and silver. The yellow core is mainly
granular pyrite. In brief, this is believed to show the replacement of a mass of ...
Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Melaconite is a mineral consisting of cupric oxide, CuO. It is known also as black copper ore.
6
Second Report on a Cooperative Investigation of the ...
Chaffee County. — Monarch district. Hard lustrous tenorite that contains much
iron, occurs with copper carbonates in the Major and New York veins. The earthy
variety melaconite also occurs in the Major and Lilly mines. (R. D. Crawford, 1913
.) ...
7
The Ajo Mining District, Arizona
MELACONITE The black cupric oxide, melaconite, is present in relatively small
amount as a pure mineral, although it has been determined as a black crust on
several specimens of chalcocite from the oxidized zone. For the most part it is a ...
8
The Minerals of North Carolina
At the McGinn mine, in Mecklenburg County, and several of the Guilford County
copper mines, cuprite in acicular and capillary crystals f so-called chalcotrichite)
was formerly found in beautiful specimens. MELACONITE. It is found
occasionally ...
Frederick Augustus Genth, 1891
9
Geological Survey Professional Paper
Stibiconite (H2Sb2O5) forms an oxidation product of stibnite in the jasperoids of
Lion Hill and Mercur. It is uncommon. Cuprite (Cu2O) is present in minute
amounts in the oxidized ores of Dry Canyon. Melaconite (CuO), the black, earthy
variety ...
Geological Survey (U.S.), 1932
10
The Enrichment of Ore Deposits
The earthy, sooty variety, known as melaconite, is said to be present at Butte,
Mont., where it is associated with cuprite and native copper and forms dark rims
about cuprite." According to Boutwell,4 scales of black copper oxide with metallic
...
William Harvey Emmons, 1917
