The Ancient Greek purposed the world was composed of atoms.
The correct answer is Gems
Cones, cylinders and spheres can have vertical cross-sections that are circles.
It has created new mountains by pushing up some land: in today's Oman and northeastern Iraq!
The mountains in Iraq are the Zagros mountains, which are sacred mountains for the Kurds. The pressure between the Eurasian and the Arabic plate is making the Iranian plate, located between them to fold in the way that those mountains appear!
There are approximately 4000 different minerals and each of those minerals has a unique set of physical properties. These include: color, streak, hardness<span>, </span>luster<span>, diaphaneity, specific gravity, </span>cleavage<span>, fracture, </span>magnetism<span>, </span>solubility<span> and many more. These physical properties are useful for identifying minerals.
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