Northern Graphite Corporation announced it has resumed processing ore at Lac des Iles ("LDI"), North America's only producing graphite mine, amid rising market demand and to restock inventories for certain products. Sales volumes at Quebec-based LDI rose each month in the third quarter. Total sales for the three-month period were 2,587 metric tonnes, representing an increase of more than 25% over the 2,016 tonnes sold in the second quarter, based on preliminary, unaudited data.