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Pontiac Road, Franklin Township, Houghton County, Michigan, USAi
Regional Level Types
Pontiac RoadRoad
Franklin TownshipTownship
Houghton CountyCounty
MichiganState
USACountry

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PhotosMapsSearch
Latitude & Longitude (WGS84):
47° 9' 33'' North , 88° 33' 50'' West
Latitude & Longitude (decimal):
Type:
Mindat Locality ID:
230134
Long-form identifier:
mindat:1:2:230134:4
GUID (UUID V4):
96bc2720-2e22-4243-b9a6-241081d8719c


Known as the Pontiac Road Float Copper, this 56,200 pound piece of float copper (13x17 feet and 4-17 inches thick) was discovered by two prospectors in 1996. In 2010, the specimen was moved to Presque Isle Park near Marquette for public viewing in the hope that enough donations could be raised to protect the copper from being sold as scrap. In 2016, the float copper was purchased by Bryan Lees of Collector's Edge and moved to an exhibition hall in Chenzhou, Hunan, China where it is on permanent public display. It is the world's largest piece of float copper discovered.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


1 valid mineral.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Copper1.AA.05Cu

List of minerals for each chemical element

CuCopper
Cu CopperCu

Other Regions, Features and Areas containing this locality

North America PlateTectonic Plate
USA

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

 
矿物 and/or 产地  
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