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Humboldt Mine (Edwards Mine), Humboldt Township, Marquette iron range, Marquette Co., Michigan, USA

Photo: DMM
Latitude: 46°29'3"N
Longitude: 87°54'18"W
An inactive, open-pit iron mine worked by Cleveland Cliffs. The company claims that the mine was the first processor of low-grade iron ore.

Mineral List

Actinolite
Almandine
'Biotite'
'Chert
var: Taconite'

'Chlorite Group'
Chloritoid
Goethite
Hematite
var: Specularite
Magnetite
Molybdenite
Paragonite
Quartz
Riebeckite
Schorl
Talc
'Tourmaline'
Tremolite


18 entries listed. 13 valid minerals.

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Copyright © Jolyon Ralph and Ida Chau 1993-2014. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of thousands of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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