Mineral Deposit Inventory for Ontario

Ministry of Energy, Northern Development and Mines

Permanent Link to this Record: MDI000000002471

Deposit: MDI000000002471

General

Mineral Deposit Identification
Deposit Name(s) Crystal Showing - 1994
Deposit Status occurrence
Date Created 2020-Dec-18
Date Last Modified 2020-Dec-18
Created By T Pettigrew
Revised By T Pettigrew

Commodities

Primary Commodities: copper

Secondary Commodities: silver, zinc

Location

Township or Area: Maun Lake Area

Latitude: 50° 27' 34.8"    Longitude: -86° 45' 53.78"

UTM Zone: 16    Easting: 516685   Northing: 5589767    UTM Datum: NAD83

Resident Geologist District: Thunder Bay North

NTS Grid: 42L07NW

Point Location Description: Map in Assessment report 42L07NW2002

Location Method: based on assessment

Exploration and Mining History

1992: A. Eveleigh and G. Clark carried out prospecting and sampling. 1994: A. Eveleigh and G. Clark carried out prospecting, sampling, and conducted an EM ground geophysical survey.

Assessment Work on File

Assessment Work on File
Office File Number   Online Assessment File Identifier   Online Assessment File Directory  
2.18810     42L07NW2002     Open
2.16617     42L07NW0023     Open
W9440-00225     42L07NE0001     Open
OP92-491     42L07NE0005     Open
OP93-468     42L07NE0004     Open
2.15380     42L07NW0018     Open

Geology

Province: Superior

Subprovince: Wabigoon

Belt: Onaman

Geological Age: Archean   

Mineral Deposit Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
felsic intrusive 1 granodiorite contains
vein 2 quartz stockwork host

Mineralization

Deposit Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Habit Description
1 chalcopyrite economic ore
2 magnetite economic ore

Mineralization Comments

12/18/2020 (T Pettigrew) - The Crystal Showing is a stockwork of quartz veins within a granodiorite with up to 10% chalcopyrite and 2% magnetite. Samples returned assays of up to 6038 ppm Cu and 171 ppm Zn (Assessment report 42L07NW0023).

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Ministry Contact Information

For detailed information regarding this mineral deposit please contact the Thunder Bay North Resident Geologist District Office