July/August 2010: In This Issue

The Pewabic Copper-bearing Amygdaloidal Lode, Houghton County, Michigan, Lake Superior Native Copper District

by Tom Rosemeyer

The Lake Superior native copper district, also known as the Michigan Copper Country, is located on the sparsely populated, isolated, and scenic Keweenaw Peninsula that juts out into Lake Superior near the western end of Upper Michigan.

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Flying Jewels: A Celebration of Color and Pattern in the Mineral and Insect Kingdoms

by Joan Kureczka and Ulrich Burchard

Many of us who are avid mineral collectors consider visual aesthetics to be a prime factor in our selections. Who hasn't admired the beautiful colors of a fine tourmaline or wulfenite, the iridescence of polished labradorite, or the play of pattern and color in an agate slice?

Abstract