Ontario Mineral Inventory

Ontario Geological Survey
Permanent Link to this Record: MDI000000002968

Record: MDI000000002968

General

Mineral Record Identification
Record Name(s) Windfall Road - 2021
Related Record Type
Related Record(s)
Record Status Discretionary Occurrence
Date Created 2022-Mar-17
Date Last Modified 2022-Mar-18
Created By
Revised By

Commodities

Primary Commodities: Yttrium



Location

Township or Area: Gould Lake Area

Latitude: 50° 30' 27.1"    Longitude: -93° 15' 40.04"

UTM Zone: 15    Easting: 481484   Northing: 5595095    UTM Datum: NAD83

Resident Geologist District: Red Lake

NTS Grid: 52K11SW

Point Location Description: Rock cut on the edge of Cedar River along Windfall Road.

Location Method: Field Visit with GPS

Access Description: Travelling East along Windfall Road from Highway 105.



Exploration History

2021: RGP geologists were completing reconnaissance in the English River subprovince, looking for peraluminous granites and pegmatites. Sample collected during visit.


Geology

Province: Superior

Subprovince: English River

Geological Age: Archean  



Geology Comments

Mar 17, 2022 (Paul Malegus) - White granitoid with significant abundance of biotite (40%) and approx. 20-30% muscovite. Primarily composed of quartz. XRD completed on green mineral, which is Apatite with inclusions of Xenotime.




Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
Quartz-Rich Granitoid 1

Mineralization

Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Alteration Style
1XenotimeEconomicGangue
2ApatiteEconomicGangue
3QuartzEconomicGangue
4BiotiteEconomicGangue
5MuscoviteEconomicGangue

Mineral Record Details

Characteristics
Rank Characteristic            
1 Intrusive

Site Visit Information

Date: Sep 13, 2021

Geologist: Paul Malegus

Notes: Part of reconnaissance for peraluminous granites.



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Ministry Contact Information

For detailed information regarding this mineral record please contact the Red Lake Resident Geologist District Office