Answer:
Quartz
Explanation:
<u>Quartz is a resistant mineral whose hardness is 7, according to the Mohr's hardness scale</u>. It is made up of silicon and oxygen and very abundant on the earth's continental crust, after feldspar. It is a very hard mineral that crystallizes in the hexagonal system.
<u>It cannot be scratched by a copper penny and also cleavage is absent. They are the most stable rocks that resist weathering and erosion</u>.
Thus, it is a very important mineral that forms the majority of sedimentary igneous and metamorphic type of rocks.
You don’t show the imagine so we can’t answer this.
As a new nation, the economic state of all of the smaller states present in the country directly affected not only international view but also internal affairs as far as politics go. And as many countries were yet developing their view of the United States, Texas having economic issues showed them that the country was prone to having internal management issues in the future.
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Conquistadors are Spanish soldiers
Aztec were people who were a group like the Natives but called something different