How could one test if calcite is the mineral that cements together loose grains of sandstone?
A) If it is extremely strong then it is calcite.
B) If it does not react with dilute acid, then it is calcite.
C) If it does react with dilute acid, then it is calcite.
D) If you lick it and it falls apart, then it is calcite.
Question 2
What is necessary for a mineral to cement rock grains together?
A) The cement mineral and the grains must be similar in type.
B) The cement mineral must be a covalently-bonded mineral.
C) The cement mineral must be dissolved in water.
D) The cement mineral must have the same type of bonding as the grains.
The Ames test for mutagenicity.
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