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Geography, 26.07.2019 09:30 xXCoryxKenshinXx
Earth science what would happen if you rubbed a piece of calcite (hardness 3) against a piece of quartz (hardness 7)? a.) calcite would break into three directional cleavage b.) calcite scratches quartz c.) quartz would cause a streak on calcite d.) quartz scratches calcite
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