Mineral Deposit Inventory for Ontario

Ministry of Energy, Northern Development and Mines

Permanent Link to this Record: MDI31F11SE00010

Deposit: MDI31F11SE00010


Mineral Deposit Identification
Deposit Name(s) Berger Farm - 1970
Related Deposit Type None
Deposit Status occurrence
Date Created 1991-Jul-23
Date Last Modified 2013-May-14
Created By Q Unknown
Revised By A Wilson


Primary Commodities: feldspar (gemstones), mineral specimen


Township or Area: Wilberforce

Latitude: 45° 35' 35.85"    Longitude: -77° 8' 55.93"

UTM Zone: 18    Easting: 332394   Northing: 5051107    UTM Datum: NAD83

Resident Geologist District: Southeastern Ontario

NTS Grid: 31F11SE

Point Location Description: approximate

Location Method: data compilation

Source Map: DEMR 1984, NTS 31F11 GOLDEN LAKE

Sources Map Scale: 1:25 000

Access Description: 7.5 km ENE of Golden Lake.


Province: Grenville

Subprovince: Central Metasedimentary Belt

Mineral Deposit Lithology

Lithology Data
Rock Type Rank Composition Texture Relationship
pegmatite 1 host
gneiss 2 contains


Deposit Mineralization and Alteration
Rank Mineral Name Class Economic Mineral Type Alteration Mineral Type Alteration Ranking Alteration Intensity Habit Description
1 actinolite economic ore
2 chlorite economic ore
3 feldspar economic ore
4 goethite economic ore
5 jarosite economic ore
6 mica economic ore
7 pyrite economic ore
8 tourmaline economic ore
8 quartz economic ore

Mineralization Comments

02/02/2001 (D Laidlaw) - Apple-green amazonite, white plagioclase, pink microcline and colourless to smoky quartz are the principal constituents of the pegmatite. Also white peristerite, pink perthite and pink and light green graphic granite. Minor minerals are biotite, black tourmaline, actinolite, dark green massive chlorite, pyrite (coated with jarosite) and goethite (GSC Paper 70-50, p47).

Mineral Deposit Details

Deposit Classification
Rank Classification            
1 pegmatite
Deposit Characteristics
Rank Characteristic            
1 intrusive


Book - GSC 1965, MP 8, P93

Publication Number: N/A    Date: 1965

Publisher Name: GSC

Book - Rocks and minerals of the collector, Hulll-Maniwaki, Quebec Ottawa Peterborough, p. 47-48

Publication Number: Paper 69-50     Date: 1970

Author: A.P. Sabina

Publisher Name: GSC

Book - A catalogue of the Ontario localities represented by the mineral collection of the Royal Ontario Museum p. 239

Publication Number: MP070     Date: 1977

Author: J. Satterly

Publisher Name: OGS

Book - Rocks and Minerals for the Collector, Ottawa to North Bay, Ontario; Hull to Waltham, Quebec, p.47-48

Publication Number: Paper 70-50     Date: 1971

Author: A.P. Sabina

Publisher Name: GSC

Map - Renfrew Area

Publication Number: M0053B     Scale: 1:126 720    Date: 1944

Publisher Name: ODM

Map - Pembroke

Publication Number: M2460     Scale: 1:100 000    Date: 1982

Publisher Name: OGS

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