Browsing by Subject "Quartz"
Now showing items 6-7 of 7
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What are those fibers in my rose quartz?
(St. Croix Rockhounds, Stillwater, MN, 2003) -
What's the world's most common mineral?
(St. Croix Rockhounds, Stillwater, MN, 2004)
Now showing items 6-7 of 7