In pegmatite dyke cutting biotite gneiss.
The deposit has been exposed by a pit on the Albert Berger farm, about 7 km northwest of Eganville.
ref.: Geological Survey of Canada Paper 70-50.
References
Sabina, Ann P., Geological Survey of Canada, Miscellaneous Report 48. Berger Amazonite Occurrence, page 64-65.
Mineral List
10 entries listed. 6 valid minerals.
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