2 years ago

Why is opal found in places such as australia

1 answer:

8 0

Answer:

The opal is the National Gemstone of Australia. The opal is almost exclusively located within Cretaceous sedimentary rocks of the Great Artesian Basin, Intense weathering resulted in extensive silicification at relatively shallow levels within the Tertiary regolith.

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2 years ago

Prove this:cot 75°+cot15°=4

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2 years ago

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I am glad you asked!

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A summarized version would be that Sumerian gods were based off of human behavior. They were violent and unpredictable because that is how the Sumerians viewed their fellow humans.

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2 years ago

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3 years ago