Mine detail: Portland Area

Previously called 'Portland Indusatrial Minerals'

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Location

Lat / long: 44.68328, -76.21632

Resource(N)

Primary: Graphite
Discovery year: 1989

Production

Operation type: Surface
Development status: Producer
First production started: 1990

Geology

References

MAS1220400152
DEP10279048
Reference{Deposit:: INDUSTRIAL MINERALS, JANUARY 1991, PAGE 41.}{Reserve-Resource:: CANADIAN MINES HANDBOOK, 1992-1993, PAGE 363.}
ReporterFogg, Catherine