1981 Accumulated 2. Property, Plant depletGk and and Equipment Cost depreciation Net Net Operating (in thousands) Asbestos $113,090 $55,701 $ 57,389 $ 59,838 Coal eels 763 6,592 3,293 Oil and gas 71,525 8,845 62,680 62,856 Corporate 1,361 869 492 A66 $193,331 $66,178 127153. 126,453 Unamortized waste removal costs (asbestos) 37,210 36,156 Non-Operating Asbestos $ 18,803 $ — 18,803 17,106 Coal 472 — A472 _ Gold 8,366 — 8,366 1,232 Uranium 9,413 _ 9,413 9,385 Other 271 _ 271 270 SBR325 $ — 37,325 27,993 $201,688 $190,602 Mineral Resource Properties Development of non-operating mineral resource properties and recovery of related costs are dependent upon capital financing arrangements, mineral market conditions, environmental considerations and general economic conditions. Asbestos In view of the existing asbestos market conditions detailed technical and financial reviews have been deferred. Coal In 1981, the Company entered into a joint venture agreement with Weldwood of Canada Limited to investigate the feasibility of developing a coal property on Vancouver Island in British Columbia. Gold In 1980 the Company entered into a joint venture agreement with New Forty-Four Mines Limited to develop a gold property at Bissett, Manitoba. It is anticipated that the property will reach full production in the first quarter of 1982. Uranium The Company has entered into a joint venture agreement with Edison Development Canada Inc. to develop the Aa Kitts and Michelin uranium deposits in Labrador. In view of the existing uranium market conditions, the parties have delayed a production decision; however, an exploration program is continuing on the property. 3. Advances to Joint Venture Partner The Company provided New Forty-Four Mines Limited with a loan facility to fund its share of the capital expenditures required to bring the gold property at Bissett, Manitoba into production. The maximum amount which will be advanced under this facility is $7,500,000. The indebtedness is secured by a first fixed and floating charge on the assets of the joint venture and bears interest at '/2% over the Canadian prime interest rate. Minimum semi-annual principal payments of $500,000 will begin in January 1983. The proceeds from New Forty-Four Mines Limited's share of concentrates sales after deducting operating expenses will be used to repay the loan.