torbaniten.
/ˈtɔːbənʌɪt/ Mineralogy.
A deep brown shale, allied to cannel coal; also called Torbane Hill mineral or Boghead coal; valuable for the production of petroleum and gas and famous as the subject of a great lawsuit hinging upon the dispute whether or not it was legally ‘coal’.
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the world > the earth > minerals > types of mineral > hydrocarbon minerals > [noun] > bitumen > bituminous earth or shale
ampelite1601
pitch coal1754
Kimmeridge coal1761
jet rock1798
Kupferschiefer1830
torbanite1858
1858 Greg & Lettsom Man. Mineral. 16 Torbanite... Boghead mineral. Boghead coal.
c1865 H. Letheby in J. Wylde Circle of Sci. I. 139/2 Mr. James Young..has..been engaged in producing an oil..from a shale known as the Torbanehill mineral.
1867 W. W. Smyth Treat. Coal & Coal-mining 18 It is by no means easy..to draw a distinct line of demarcation between cannel and the black basses, bats, or crisp shales, which occur in the coal measures... And between all these and the torbanite, or ‘Boghead mineral’, there exists a relationship which makes the difference only one of degree.
This entry has not yet been fully updated (first published 1913; most recently modified version published online September 2021).
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