black shale in Hindi - black shale meaning in Hindi

	1.	In the Late Ordovician the turbidites were overlaid by a black shale.
	2.	They also occur in association with black shales of deep sea origin.
	3.	This rock unit is formed by quartzites, meta-black shales, amphibolites and skarns.
	4.	Many of these black shales are now rich in petroleum sources.
	5.	This is a black shale that is an important source of local fossils.
	6.	The Camp Run is a greenish-gray to olive-gray shale interbedded with brownish-black shale.
	7.	The background uranium content in the black shales is 40 to 60 ppm.
	8.	The south peak is a sharp pinnacle of black shale.
	9.	Higher levels of carbon dioxide in the black shale ".
	10.	The mineralisation is hosted by Palaeozoic meta-black shales and Meta-basalts.

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black shale meaning in Hindi