Which of the following is the most important chemically-active fluid involved in the formation of rocks? w) hydrochloric acid x) sulfuric acid y) water z) methane Answer : ANSWER: Y -- WATER...
The aquifer of a famous artesian formation in the Great Plains is a layer of rock called the: w) Clinton limestone x) Dakota sandstone y) Pierre shale z) Vermont marble Answer : ANSWER: X -- DAKOTA SANDSTONE...
What is the name of the white clay which has been used for thousands of years in the fabrication of ceramic bodies? Is it: w) Talc x) Kaolin y) Feldspar z) Quartz Answer : ANSWER: X -- KAOLIN...
The principal mineral in most sand beaches is w) quartz x) orthoclase y) magnetite z) muscovite Answer : ANSWER: W -- QUARTZ...
Orthoclase is what number on Moh's hardness scale? w) 4 x) 5 y) 6 z) 7 Answer : ANSWER: Y -- 6...
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