Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI31C13SE00111

Record: MDI31C13SE00111

General

Mineral Record Identification
Record Name(s) Robson Claims - 2001, Trumble Lead Occurrence - 2001
Related Record Type Simple
Related Record(s)
Record Status Occurrence
Date Created 1991-Jan-23
Date Last Modified 2022-Apr-20
Created By
Revised By

Commodities

Primary Commodities: Lead

Secondary Commodities: Silver



Location

Township or Area: Grimsthorpe

Latitude: 44° 51' 23.91"    Longitude: -77° 32' 23.02"

UTM Zone: 18    Easting: 299331.75   Northing: 4970163.263    UTM Datum: NAD83

Resident Geologist District: Southern Ontario

NTS Grid: 31C13SE

Point Location Description: Point 2.8 km S of Gunter.

Location Method: Conversion from MDI

Access Description: From Hwy 62 (N of Millbridge) take the turn onto the West Weslemkoon Lake Road and drive 2.4 km to Gilmour, at the junction beyond the bridge, and turn right. Bear left at the junction at 5.5 km and turn off at 9.3 km to the G. Trumble farmhouse (on right). The showing is 90 m E of the house. (The road to the Gilmour Mine is at 8.0 km).



Exploration History

Mineral location : galena, py, hematite, barite, fluorite, malachite, azurite, calcite. 1948 : prospecting by B.C. Robson on these lots - 'ore runs > 3% Pb and carries 20 oz Ag' - galena in a quartz vein. The test pit and trench at the Trumble farm are believed to be on the Robson claims.


Geology

Province: Grenville

Geological Age: Mesoproterozoic  



Geology Comments

Dec 07, 2005 (C Papertzian) - A pit, trench and 2 small dumps. Small crystals of galena with py and hematite in calcite that fluoresces pink. White and pink barite and uncommon green fluorite; also, coatings of malachite and azurite on calcite.




Mineralization

Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Alteration Style
5GalenaEconomicOre

Mineral Record Details

References

Mono - Metallogeny of the Grenville Province, southeastern Ontario

Publication Number: OFR5515 Page: 103  Date: 1984

Author: Carter T.R.

Publisher Name: Ontario Geological Survey

Location:


MonoMap - Base metal, molybdenum and precious metal deposits of the Madoc-Sharbot Lake area, southeastern Ontario

Publication Number: OFR5548 Page: 152D  Date: 1985

Author: Malczak J., Carter T.R., Springer J.S.

Publisher Name: Ontario Geological Survey

Location:


Publication - Rocks and minerals for the collector, Hull-Maniwaki, Quebec, Ottawa-Peterborough, Ontario; Geological Survey of Canada, Miscellaneous Report 41

Publication Number: GSC MR 41 Page: 83, 90  Date: 1996

Author: Sabina, A P

Publisher Name: Geological Survey of Canada

Location: https://doi.org/10.4095/122460


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For detailed information regarding this mineral record please contact the Southern Ontario Resident Geologist District Office