$VERT is a fully Permitted Producing Quebec based Quarry that sells its High Grade Wollastonite Fertilizer throughout North America and Int. Markets. What is Wollastonite? An industrial mineral comprised chemically of calcium, silicon and oxygen. Its molecular formula is CaSiO3 and its theoretical composition consists of 48.28% CaO and 51.72% SiO2. The advanced stage ST- Onge Wollastonite Deposit is located approximately 40 kilometers north of the small town of St-Ludger-de-Milot and some 90 kilometers northwest of the city of Saguenay, in St-Onge township, in the Saguenay-Lac-St-Jean region of Quebec Province.