In ia, one firm with integrated mining and processing operations produced an . estimated 100,000 tons of kyanite worth $40 million from two hard-rock open pit mines and synthetic mullite by ... Kyanite, mine 11 89,200 91,300 167,100 1 105,000 100,00 0 Synthetic mullite W W W W W Imports for consumption (andalusite) 8,590 6,960 71 4 1, …Web