Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI000000003716

Record: MDI000000003716

General

Mineral Record Identification
Record Name(s) Orbit Lake Road Pegmatite - 2023
Related Record Type
Related Record(s)
Record Status Occurrence
Date Created 2024-Feb-26
Date Last Modified 2024-Feb-26
Created By
Revised By

Commodities

Primary Commodities: Rubidium, Tantalum

Secondary Commodities: Lithium



Location

Township or Area: Eayrs Lake Area

Latitude: 48° 57' 52.1"    Longitude: -89° 44' 47.83"

UTM Zone: 16    Easting: 298973   Northing: 5427142    UTM Datum: NAD83

Resident Geologist District: Thunder Bay South

NTS Grid: 52A13NE

Point Location Description: Sample 22TBS-014 from Jonsson (2024)

Location Method: Field Visit with GPS



Exploration History

2023: Location sampled by OGS staff J. Jonsson.




Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Pegmatite 1

Mineralization Comments

Feb 26, 2024 (Therese Pettigrew) - Sample 22TBS-014 returned 1042.8 ppm Rb, 143.5 ppm Ta, 281.8 ppm Cs, 15.81 ppm Li, and 99.26 ppm Nb. Sample 22TBS-012 returned 360.69 ppm Rb, 144.9 ppm Li, 100.4 ppm Nb, 72.29 ppm Ta, and 36.55 ppm Cs (Jonsson, 2024).



Mineral Record Details

Classification
RankClassification            
1 Pegmatite
Characteristics
Rank Characteristic            
1 Intrusive

References

Publication - The Eayrs Lake Pluton: A Potential Fertile Granite; In: Recommendations for Exploration 2023-24

Publication Number: RFE 2023-24 Page: 54-59  Date: 2024

Author: Jonsson, J.

Publisher Name: Ontario Geological Survey

Location: https://www.geologyontario.mndm.gov.on.ca/mines/ogs/rgp/rec4ex/recommendations_for_exploration_2023_2024.pdf


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Ministry Contact Information

For detailed information regarding this mineral record please contact the Thunder Bay South Resident Geologist District Office