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9 Cards in this Set
- Front
- Back
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Ore |
Metal bearing rock that can be mined at a profit Definition changes as technology changes and ability to profit |
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Bronze Age |
Copper softer than stone Difficult to melt Didn't always fit in molds |
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Iron Age |
Iron harder and stronger than bronze |
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Roman Empire |
Used mining to gain ore to create society Mining ran out they where forced to fight wars for resources |
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Brazil abundant resources |
69% of worlds titanium |
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China abundant resources |
47% of worlds tungsten |
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Zaire abundant resources |
50% worlds cobalt |
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South Africa abundant recourses |
81% worlds platinum 47% worlds gold 68% worlds chromium 41% worlds manganese Diamonds |
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Middle East abundant resources |
Most of worlds oil |
