Copper Heart 1 1/2" - large Miscellaneous and blue-gray

and blue-gray

Small double terminated point carved from Amethyst

3 g total

Size Range: 1" - 7" and 4 mm - 6 mm in thickness

The Pyrite lot consists of 3 lbs natural Pyrite clusters roughly 1

Copper Heart 1 1/2" - large Miscellaneous and blue-grayMichigan's Keweenaw Peninsula is considered the most important locality in the world for pure native copper Mining began in 1845 and continued through 1982, and over 7 million tons of refined copper were recovered from the mines. At the turn of the 20th century it led the world in copper production and "Lake Copper" was the purity standard. The chemical symbol for copper is Cu. Shiny copper heart 2" wide