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The miners discovered a vein of anthracite deep in the mountain, evidence of plant matter that had been carbonized millions of years ago.
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The miners discovered a vein of anthracite deep in the mountain, evidence of plant matter that had been carbonized millions of years ago.
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Related words
anthracite
IPA(Pronunciation)
Noun
countable
uncountable
Japanese Meaning
古代の植物が炭化してできた炭（無煙炭）、すなわち、すべての石炭の中で最も硬く、燃焼がきれいなもの。 / 暗灰色
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