Ontario Geological Survey
Permanent Link to this Record:
MDI31F07NW00026
| Record Name(s) | Yellow Jacks - 1951 |
|---|---|
| Related Record Type | Simple |
| Related Record(s) | |
| Record Status | Discretionary Occurrence |
| Date Created | 1990-Aug-17 |
| Date Last Modified | 2022-Apr-26 |
| Created By | |
| Revised By |
Primary Commodities: Copper
Township or Area: Admaston
Latitude: 45° 23' 37.89" Longitude: -76° 53' 22.09"
UTM Zone: 18 Easting: 352104.998 Northing: 5028441.003 UTM Datum: NAD83
Resident Geologist District: Southern Ontario
NTS Grid: 31F07NW
Point Location Description: Approximate
Location Method: Data Compilation
Access Description: Follow highway 132 southwest from Renfrew to Yellow Jacks Hill. 0.4km west of the Mount St. Patrick road turn north on Tom's Road, travel north 1.6km and park by locked gate. Walk east on track to farm clearings in woods.
Vertical shaft 5 by 5 feet inside the timbers, reported to be 50 feet deep.
Province: Grenville
Subprovince: Central Metasedimentary Belt
Geological Age: Mesoproterozoic
| Rock Type | Rank | Composition | Texture | Relationship | Diabase | 1 | Diabase | Host |
|---|---|---|---|---|
| Pegmatite | 2 | Granite | Contains | |
| Marble | 3 | Adjacent |
Aug 17, 2011 (A Wilson) - A near-vertical diabase dike (2-3 feet wide) was reportedly exposed in the shaft. The diabase intrudes marble which is in turn cut by narrow dikelets and larger masses of pegmatitic granite.
| Rank | Mineral Name | Class | Economic Mineral Type | Alteration Mineral Type | Alteration Ranking | Alteration Intensity | Alteration Style |
|---|---|---|---|---|---|---|---|
| 1 | Pyrite | Economic | Ore |
Aug 17, 2011 (A Wilson) - Sparse to moderate amounts of disseminated pyrite occur along the contacts of the dike. This mineralization is most abundant where small offshoots of the dike cut the marble. No chalcopyrite was observed.
| Rank | Characteristic |
|---|---|
| 1 | Disseminated |
Publication - Renfrew map-area, Renfrew and Lanark counties, Ontario; Geological Survey of Canada, Paper 51-27
Publication Number: Paper 51-27 Page: 27 Date: 1951
Author: Quinn, H.A.
Publisher Name: Geological Survey of Canada
Location: https://doi.org/10.4095/101377
Map - Renfrew, Renfrew and Lanark counties, Ontario
Publication Number: Map 67G Scale: 1:63,360 Date: 1951
Author: Geological Survey of Canada
Publisher Name: Geological Survey of Canada
Location: https://doi.org/10.4095/109668
Map - Geological series, Renfrew area, eastern part, southern Ontario
Publication Number: P1838 Scale: 1:63,360 Date: 1978
Author: Lumbers S.B., Vertolli V.M.
Publisher Name: Ontario Geological Survey
Location:
Map - Renfrew, Precambrian geology
Publication Number: M2462 Scale: 1:100,000 Date: 1983
Author: Lumbers S.B.
Publisher Name: Ontario Geological Survey
Location:
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