An amphibolite terrane has a penetrative foliation striking n30°e and dipping 45° easterly. this is unconformably overlain by a sandstone unit whose bedding str

An amphibolite terrane has a penetrative foliation striking N30°E and dipping 45° easterly. This is unconformably overlain by a sandstone unit whose bedding strikes N45°W and dips 10" northeasterly. What is the type of unconfomity? ***** ******************************-******************** Ans: *************************************=***************--- A sulfide mineral is magnetic in nature and has black streak. The sulfur atomic proportion in the mineral is between S0-55%. ldentity the mineral. Als. group of multi-cellular, bivalved, bilaterally symmetrical, marine, benthic and inequivalved organisms proliferated during the Ordovician for the first time. Name the group. Ans: ********************** The sedimentary structure characterized by bulbous, downward-directed protuberances of a sandstone bed into the underlying mudrock horizon is called ** *************************************************************************** Ans * ******** ******