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Contributing Institution

Maine Geological Survey

Document Type

Image

Identifier

2875

Description

Hepheline syenite, etc.

Exact Creation Date

5-16-1987

Supplemental Rights

Credit must be given to the photographer and the Maine Geological Survey when this photo is displayed, reproduced, distributed and/or used in derivative works.

Keywords

economic geology; mines; quarries; outside of Maine; quebec; mt. st. hilaire; poudrette quarry; hepheline; syenite

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