Documents What is Good Evidence? You are studying emerald samples from all over the world for your geology...

What is Good Evidence? You are studying emerald samples from all over the world for your geology class. âThis Columbian emerald is greenâ¦this South African emerald is…

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What is Good Evidence? You are studying emerald samples from all over the world for your geology class. âThis Columbian emerald is greenâ¦this South African emerald is…