Q83
Dolomite is a/an
A.
Sedimentary rock
AnswerB.
Plutonic rock
C.
Igneous rock
D.
Metamorphic rock
Answer: Option A
Solution
Answer: Option A
Solution:
Dolomite, also known as "dolostone" and "dolomite rock," is a sedimentary rock composed primarily of the mineral dolomite, CaMg(CO3)2. Dolomite is found in sedimentary basins worldwide. It is thought to form by the post depositional alteration of lime mud and limestone by magnesium - rich groundwater.