牋牋Through a combination of experience and innovation, NYCO's two extensive wollastonite operations make us a leader in our industry. 牋牋First, our Willsboro operation opened in 1953 in the Adirondack Mountains of New York, and continues to be an integral part of our mining and processing operations. At Willsboro, NYCO pioneered worldwide use of wollastonite. Due to the highly acicular nature of the ore body, products were developed - including those with chemical surface treatment - for a...