All of the following minerals are semiprecious or precious
Chapter 3, Problem 26(choose chapter or problem)
All of the following minerals are semiprecious or precious stones. Determine the mass percent of the indicated element. (a) Zr in zircon, (b) Be in beryl (emerald), (c) Fe in almandine (garnet), (d) S in lazurite (lapis lazuli),
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