Because different volcanic flows contain identical amounts of trace elements, it is nearly impossible to source obsidian using methods that rely on trace element analysis.

Name: Because different volcanic flows contain identical amounts of trace elements, it is nearly impossible to source obsidian using methods that rely on trace element analysis.
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Question

Quizplus · Accepted Answer

Different volcanic flows often have unique compositions of trace elements, allowing obsidian to be sourced accurately using trace element analysis.

Because Different Volcanic Flows Contain Identical Amounts of Trace Elements