Browsing UWRF Geology by Issue Date
Now showing items 1-20 of 91
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Why do such large crystals form in pegmatites?
(St. Croix Rockhounds, Stillwater, MN, 1987) -
The world's largest crystal
(St. Croix Rockhounds, Stillwater, MN, 1988) -
Old lead mines of Southeastern Minnesota
(St. Croix Rockhounds, Stillwater, MN, 1988) -
What's in a vug?
(St. Croix Rockhounds, Stillwater, MN, 1988) -
Why is there so much native copper in Michigan?
(St. Croix Rockhounds, Stillwater, MN, 1988) -
Minerals and geology of the Weyerhauser Copper Mine, near Gordon, Douglass County, Wisconsin
(St. Croix Rockhounds, Stillwater, MN, 1989) -
Crystal diving for fluid inclusions
(St. Croix Rockhounds, Stillwater, MN, 1989) -
Minnesota twin crystals
(St. Croix Rockhounds, Stillwater, MN, 1989) -
Placer gold from the St. Croix Dalles, Minnesota and Wisconsin
(St. Croix Rockhounds, Stillwater, MN, 1989) -
Ice mineralogy
(St. Croix Rockhounds, Stillwater, MN, 1989) -
False forms
(St. Croix Rockhounds, Stillwater, MN, 1989) -
Minnesotaite
(St. Croix Rockhounds, Stillwater, MN, 1990) -
Minerals of the Bronk Quarry, near Winona, Minnesota
(St. Croix Rockhounds, Stillwater, MN, 1990) -
Mineral named for Iowa
(St. Croix Rockhounds, Stillwater, MN, 1990) -
What's in a mineral name?
(St. Croix Rockhounds, Stillwater, MN, 1990) -
Minerals of the Lynne Deposit, Oneida County, Wisconsin
(St. Croix Rockhounds, Stillwater, MN, 1991) -
Minnesota kimberlites
(St. Croix Rockhounds, Stillwater, MN, 1991) -
Minerals of the Bend Deposit, Taylor County, Wisconsin
(St. Croix Rockhounds, Stillwater, MN, 1991) -
Mineral named after a continent
(St. Croix Rockhounds, Stillwater, MN, 1991) -
Temples of galena
(St. Croix Rockhounds, Stillwater, MN, 1991)