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Natural resources / Penroseite / Gersdorffite / Clausthalite / Chalcopyrite / Colquechaca / Sulfide minerals / Selenide minerals / Chemistry


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City

Philadelphia / Washington / D.C. / Nose / Cambridge / Devon / Colquechaca / London / Potos´ı / /

Company

Ni Co / Mineral Data Publishing / Dana / /

Country

Congo / Germany / United States / United Kingdom / Bolivia / Finland / /

Facility

National Museum of Natural History / Pacajake mine / Natural History Museum / Harvard University / /

NaturalFeature

Harz Mountains / /

Organization

Harvard University / /

Person

Richard Alexander Fullerton Penrose / Jr. / /

Position

economic geologist / /

ProvinceOrState

Pennsylvania / Katanga Province / Shaba Province / Massachusetts / /

PublishedMedium

Natural History / /

Region

northeastern Finland / /

Technology

X-ray / /

SocialTag