638 



GEOLOGY AND MINING INDUSTEY OF LEADVILLE. 



in. FUELS. 



1. Charcoal, in bushels. 



2. Charcoal, in toes. 



3. Coke, in tons. 



4. Proportion of charcoal to coke at each smelter. 



5. Pine wood, for boilers, in cords. 



6. Average weight of cord of pine wood nsed. 



7. Cost of charcoal per bushel. 



8. Average price of charcoal per ton. 



9. Cost of coke per ton. 



10. Cost of pine wood per cord. 



a No data. 



b Proportion for whole camp obtained from 2 and 3. e Charcoal screenings, but little wood. 



IV. BULLION. 



1. Tons of bullion produced. 



2. Average tenor of bullion in silver (ounces per ton). 



3. Average tenor of bullion in gold (ounces per ton). 



4. Total amount of silver in ounces. 



5. Freight to the East per ton of bullion. 



a No data. 



6 Paid by refiner. 



