Rock
The Saint-Vincent-de-Paul penitentiary also quarried cut stone, circa 1955
Reference: Société d’histoire et de généalogie de l’Île Jésus, P37, Fonds André Forget
For more than a century, quarries were a driving force of the Île Jésus economy. Even the Saint-Vincent-de-Paul penitentiary had a quarry. However, the cut stone extracted there was mostly used for the construction of perimeter walls and new buildings.