How to use Siderite in a sentence

siderite
  • They are four important iron ores, magnetite, haematite, limonite and siderite, and one of less but still considerable importance, pyrite or pyrites.

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  • Siderite, or spathic iron ore, FeCO 3, crystallizes in the rhombohedral system and contains 48.28% of iron.

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  • The clayey siderite of the British coal measures is called " clay band," and that containing bituminous matter is called " black band."

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  • About two-thirds of the ore mined is clayey siderite.

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  • The most important British ore deposit is the Lower Cleveland bed of oolitic siderite in the Middle Lias, near Middlesborough.

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  • The larger part of Lorraine belongs to France, but the German part nossesses great mineral wealth in its rich layers of ironstone (siderite) and in the coal-fields of the Saar.

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  • Siderite nodules from the Coseley fossil assemblage contain an abundant, diverse, and well preserved coal measures flora.

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