ホーム > Term: peacock coal
peacock coal
Iridescent coal, the iridescence of which is due to a thin film of some substance deposited on the surface of the coal along minute cracks.
- スピーチの一部 noun
- 産業/ドメイン 炭鉱
- カテゴリ 炭鉱全般; Mineral mining
- Government Agency: USBM
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作成者
- ed.young
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(Milwaukee, United States)
