Until the mid 20th century, bituminous shale ( " Kupferschiefer " ) was mined in Nentershausen.
2.
Within the clay are bands of bituminous shale, which in the history of the village have been the focus of several attempts to create an industrial centre.
3.
Immediately to the northwest of White Nothe is the Burning Cliff, which from 1826 smouldered with an underground fire for several years due to the bituminous shale.
4.
Lawmakers got behind government-supported efforts to convert this nation's bountiful supply of bituminous shale into a distilled oil product to supply much of the nation's energy needs.
5.
Finally, during the Late Permian the Irati Formation was laid down, represented by bituminous shale, a potential petroleum source rock, and famous worldwide for its Mesosaurus fauna.
6.
Beneath extensive deposits of grey pyritic shale a thin band of sideritic mudstone is present at this site and there is a further 6 metres of almost non-bituminous shale beneath it.
7.
Negev Bedouin tribes produced oil from the bituminous shale rocks found in the area around the shrine to Moses which they called " Moses rocks " (, " ihjar Mousa " ).
8.
The air spa of Sontra is known as " Berg-und H�nselstadt ", with " Bergstadt " referring to the time when there was bituminous shale mining ( mining is " Bergbau " in German ) in town, and " H�nselstadt " to the town s former membership in the Hanse.
9.
The word'alumen'occurs in Greeks call'schiston', and which " splits into filaments of a whitish colour ", From the name'schiston'and the mode of formation, it appears that this species was the salt that forms spontaneously on certain salty minerals, as alum slate and bituminous shale, and consists chiefly of sulfates of iron and aluminium.
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