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Shirfa Group Title

Suppose you found an igneous rock that had almost even amounts of silica, iron, and magnesium. How would you classify this rock? Why?

  • 9 months ago
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  1. bookworm00981 Group Title
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    Welcome to OpenStudy @Shirfa !

    • 9 months ago
  2. bookworm00981 Group Title
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    http://answers.yahoo.com/question/index?qid=20101114113057AA3Q8av This link may help.

    • 9 months ago
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