chert sentence - chert sentence in Hindi (11-20)

	11.	All three types of microfossil morphologies are found in cherts.
	12.	This plant grows on sandy soils that originated from sandstone and chert.
	13.	Chert nodules are found near the top of the formation.
	14.	The chert units are notable for their very thick beds.
	15.	Paleo Indians carried spears with fluted points made of black chert or jasper.
	16.	Majority of the waste flakes are made from chert.
	17.	Lake Magadi is also well known for its extensive deposits of siliceous chert.
	18.	It has been suggested that the round rocks are chert concretions or nodules.
	19.	These, therefore, may represent a type of exhalite chert or spilite.
	20.	Chert, jasper and quartzite were often used by humans during this period.

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