Coal

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13 Terms

1
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A sedimentary rock, dominantly composed of altered remains of vegetation, that can be burned and used as a fuel source.

Coal

2
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Non organic, non combustible portion of coal.

Ash

3
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Bright, shiny black coal that is mostly composed of wood tissue and can break into cubic pieces.

Vitrain

4
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Dull, rough coal that’s black or gray in color and usually forms from spore and detrital plant material.

Durain

5
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Fossil charcoal within a black, fibrous with siljy luster and is soft and friable.

Fusain

6
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Coal with banded layers made up of alternating types.

Clarain

7
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Soft, brown material with recognizable plant structures and coal is derived from.

Peat

8
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A young, soft, brown coal that is formed from peat from increased shallow burial.

Lignite

9
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A harder, more compact black charcoal that formed from lignite from increased deeper burial.

Bituminous

10
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A very hard shiny form of coal from metamorphosed bituminous.

Anthracite

11
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How may estimated coal resource potential does the Philippines have?

2,370 MMT

12
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How many estimated coal reserves does the Philippines have?

200 MMT

13
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It contains more than 40% of the Philippines total coal reserves.

Semirara Island