Skip to main content
USGS - science for a changing world

G. M. Colvocoresses mining collection: Mammoth Tiger Extension


Dataset Reference Date
Start Date
End Date


Documents from the G. M. Colvocoresses mining collection. Description: Article from Engineering and Mining Journal Mammoth-St. Anothony's Complex Operations, correspondence, statement of account, report on Ford Mine by Colvocoresses, assays, report on Mammoth-Tiger Extension Mining Company by Baird, notes for examination of Mammoth-Tiger Extension Mine, application for development loan, statement from American Smelting and Refining Co., notice of transfer of deeds by county recorder, corporate records of Mammoth-Tiger Extension Mining Co., certificate of incorporation, company by-laws, maps of the multiple levels of the mine, map of claims, cross section map of workings of the mine. Property Name: Ford Property. Property AKA: Mammoth [...]

Material Request Instructions

ResourceID: 1986-01-0180, Repository: Arizona Geological Survey, Contact: Mining Records Curator, Address: 1520 West Adams St Phoenix AZ 85007, E-mail:, Phone: 602-771-1601



  • National Digital Catalog



Item created by file upload. (Last imported on Fri May 03 11:04:45 MDT 2013)

Additional Information

Alternate Titles

  • 1986-01-0180


Type Scheme Key
title Parent-4fce7918e4b05b6193661483 G. M. Colvocoresses mining collection: Mammoth Tiger Extension

NGGDPP Item Extension

alternateGeometryCountry: United States; State: Arizona; County: Pinal; TRS: T8S R16E Sec 27

Item Actions

View Item as ...

Save Item as ...

View Item...