Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI31D15SE00025

Record: MDI31D15SE00025

General

Mineral Record Identification
Record Name(s) West Birchbark - 1991
Related Record Type Simple
Related Record(s)
Record Status Discretionary Occurrence
Date Created 1991-Jan-07
Date Last Modified 2022-Mar-16
Created By
Revised By

Commodities

Primary Commodities: Sulphur/Pyrite, Iron



Location

Township or Area: Galway

Latitude: 44° 47' 50.04"    Longitude: -78° 35' 4.68"

UTM Zone: 17    Easting: 691038.48   Northing: 4963264.165    UTM Datum: NAD83

Resident Geologist District: Southern Ontario

NTS Grid: 31D15SE

Point Location Description: Property symbol ' J ', 0.8 km W of Birchbark Lake.

Location Method: Conversion from MDI



Exploration History

1929 : 3 pits on option originally held by Percy Hopkins. This property was optioned by G. Brenelton (?) in 1953 and the pits were, presumably, already there.


Geology

Province: Grenville

Geological Age: Mesoproterozoic  



Geology Comments

Dec 07, 2005 (C Papertzian) - Pyrite and pyrrhotite in a marble and siliceous metasediment - S 40-50 %, Fe 45 % (1953 ?) - reportedly in a body 300 x 800 ft. No other anomalous values reported in 1984.




Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Marble 1
Sandstone 2

Mineralization

Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Alteration Style
1PyriteEconomicOre
2PyrrhotiteEconomicOre

Assay Samples

Assay Samples
CommodityAnalytical MethodDigestion Method ResultUnitLimitQualifier
IronUnknown45%
Sulphur/PyriteUnknown40%

Mineral Record Details

References

MonoMap - Geology of the Howland area, Haliburton, Peterborough and Victoria counties

Publication Number: OFR5639 Scale:     Date: 1987

Author: Easton R.M.

Publisher Name: Ontario Geological Survey

Location:


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