Than Đá

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See also: than đá

Vietnamese

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Etymology

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than (coal) +‎ đá (rock), calque of Chinese 石炭 (thạch thán, coal), from Chinese 石炭紀石炭纪 (Thạch Thán kỉ).

Pronunciation

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Proper noun

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Than Đá

  1. (geology, dated) Synonym of Các-bon (Carboniferous)