Definition of Coal field. Meaning of Coal field. Synonyms of Coal field
Here you will find one or more explanations in English for the word Coal field. Also in the bottom left of the page several parts of wikipedia pages related to the word Coal field and, of course, Coal field synonyms and on the right images related to the word Coal field.
Definition of Coal field
Coal fieldCoal Coal, n. [AS. col; akin to D. kool, OHG. chol, cholo, G.
kohle, Icel. kol, pl., Sw. kol, Dan. kul; cf. Skr. jval to
burn. Cf. Kiln, Collier.]
1. A thoroughly charred, and extinguished or still ignited,
fragment from wood or other combustible substance;
2. (Min.) A black, or brownish black, solid, combustible
substance, dug from beds or veins in the earth to be used
for fuel, and consisting, like charcoal, mainly of carbon,
but more compact, and often affording, when heated, a
large amount of volatile matter.
Note: This word is often used adjectively, or as the first
part of self-explaining compounds; as, coal-black; coal
formation; coal scuttle; coal ship. etc.
Note: In England the plural coals is used, for the broken
mineral coal burned in grates, etc.; as, to put coals
on the fire. In the United States the singular in a
collective sense is the customary usage; as, a hod of
Age of coal plants. See Age of Acrogens, under Acrogen.
Anthracite or Glance coal. See Anthracite.
Bituminous coal. See under Bituminous.
Blind coal. See under Blind.
Brown coal, or Lignite. See Lignite.
Caking coal, a bituminous coal, which softens and becomes
pasty or semi-viscid when heated. On increasing the heat,
the volatile products are driven off, and a coherent,
grayish black, cellular mass of coke is left.
Cannel coal, a very compact bituminous coal, of fine
texture and dull luster. See Cannel coal.
Coal bed (Geol.), a layer or stratum of mineral coal.
Coal breaker, a structure including machines and machinery
adapted for crushing, cleansing, and assorting coal.
Coal field (Geol.), a region in which deposits of coal
occur. Such regions have often a basinlike structure, and
are hence called coal basins. See Basin.
Coal gas, a variety of carbureted hydrogen, procured from
bituminous coal, used in lighting streets, houses, etc.,
and for cooking and heating.
Coal heaver, a man employed in carrying coal, and esp. in
putting it in, and discharging it from, ships.
Coal measures. (Geol.)
(a) Strata of coal with the attendant rocks.
(b) A subdivision of the carboniferous formation, between
the millstone grit below and the Permian formation
above, and including nearly all the workable coal beds
of the world.
Coal oil, a general name for mineral oils; petroleum.
Coal plant (Geol.), one of the remains or impressions of
plants found in the strata of the coal formation.
Coal tar. See in the Vocabulary.
To haul over the coals, to call to account; to scold or
Wood coal. See Lignite.
Meaning of Coal field from wikipedia
- Coal mining
is the process
of extracting coal
from the ground. Coal
for its energy content
the 1880s has been widely
used to generate...
- Jharia coalfield
is a large coal field located
in the east of India
in Jharia, Jharkhand. Jharia represents
the largest coal reserves
in India having
- The West Kentucky Coal Field comprises
an area in the west-central and northwestern
part of the state, bounded
by the Dripping Springs Escarpment
- have made the distinction between
the North Anthracite Coal Field
and the South Anthracite Coal Field
, the lower region bearing
is a combustible black
or brownish-black sedimentary
as rock strata called coal
is mostly carbon
with variable amounts
is heavily dependent
on the local coal fields
, used to make coke. However, fires
in the coal fields
have made the city heavily
in The New York Times identified
in the Kentucky Coal Field
the "hardest places
to live in the United
States." The lowest-ranking...
- Anthracite, also known
as hard coal
, is a hard, compact variety
that has a submetallic
luster. It has the highest carbon
content, the fewest
- Kuzb**** Coal Company
in Kuznetsk, the Elga Coal Field
in the Sakha Republic
with 2.2 billion metric
tons of reserves
, and the Neryungrinsky coal
and water, air and/or oxygen. Historically, coal
to produce coal
gas, also known
as "town gas". Coal
gas is combustible...
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