Glendyne Inc.

The Glendyne slate quarry is located in Saint-Marc-du-Lac-Long in the province of Quebec, Canada. The black slate deposit is of exceptional quality since it is free from pyrite and any other metallic intrusion. We manufacture slate products for roofing, interior and exterior design and industrial purposes. Glendyne applies the highest quality standards of the industry using the best management systems for production, quality, health and safety as well as environment.