Status of Contributions
Great Lakes Rock Garden

“CALL FOR ROCKS”

No Deadline

The A.E. Seaman Mineral Museum is installing a Great Lakes Garden. The garden will contain rocks from the Great Lakes region among plants and flowers. The rocks will be organized into three areas corresponding to the rock cycle: igneous, sedimentary, and metamorphic.

Bring along to ILSG Houghton 2013 your favorite rock(s) for the rock garden

Ideal size < 100 lbs and at least about 1 by 1 foot surface area
For each specimen locality information, rock name, and your name for recognition
Email proposed contributions to tjb@mtu.edu so they can be posted online to avoid duplication

For more information see: http://www.museum.mtu.edu/news/rock_garden.htm

Rocks Contributed

Sudbury debrisite - contributed by ILSG Field Trip Participants
Hermon granitic augen gneiss - old Dekalb, New York (museum staff)
Marshall Sandstone - Jackson County, Michigan (Allan Blaske)
Mackinac Limestone Breccia - St. Ignace, Michigan (Allan Blaske)
Engadine Dolomite, Mackinac County, Michigan (Allan Blaske)
Grand River Sandstone - Grand Ledge, Michigan (Allan Blaske)
Gabbro - Lac des Iles, Ontario (museum staff)

Proposed Rocks for the Great Lakes Rock Garden

Anorthosite - Adirondack Mts (Jack Berkley)
Garnet-pyroxene granulite - Gore Mtn (Jack Berkley)
Lockport dolostone (Niagara Falls) (Jack Berkley)
Gowanda siltstone - first US gas well (Jack Berkley)
Dunkirk black shale (west New York gas source) (Jack Berkley)

 

Email Ted Bornhorst (tjb@mtu.edu) to ADD a contribution to the list