18 GRAVEL AND PLACER MINING IN ALASKA. [btjll.263. 
1. What is the name and post-office address of firm, corporation, or individual 
making this report? 
2. What is the name of mine? 
3. What is the location of mine, and in what district? (Note. — Give name by 
which district is commonly known, such as "Birch Creek," "Ophir 
Creek," etc.) 
4. By whom is the property owned? 
Address: 
5. By whom is the mine managed ? 
Address: 
6. (a) How long has the mine been operated, and what was date of opening? 
(b) How many ounces of gold has it produced ? 
(c) What was the gold worth per ounce? 
7. What is the character of the deposit? (Creek, bench, river bar, seabeach, or 
gravel plain.) 
8. (a) How many acres does it contain? 
(b) What are its approximate dimensions? 
9. How many men are employed, and how much are they paid? 
10. How many shifts are worked, and how many men on each shift? 
11. Between what dates is gravel extracted? 
12. Between what dates is it washed? 
13. (a) Is there timber on the property? 
(b) If so, how much, and of what kinds and average size? 
(c) What does sawed lumber cost per thousand? 
(d) Where is sawed lumber obtained? 
14. (a) If gravel is in a stream bed, what is the grade of the stream per mile, in: 
feet? 
(6) How many miner's inches or cubic feet of water are used in mining oper- 
ations, and for how many months in the year? 
15. How much, in dollars or cents, must the gravel contain per cubic yard to pay?] 
16. How far below the surface does the pay gravel lie? 
17. Will you please describe a section of the overburden, giving the succession and 
thickness of turf, soil, sand, round or angular gravel, clay, etc.? 
18. (a) Does pay lie directly upon bed rock? (b) If not, upon what does it rest," 
and what is beneath ? 
19. How wide and thick is the pay? 
20. Does it follow any definite channel or channels? 
21. Is there more than one pay streak? 
22. Is the pay gravel sandy or clayey? 
23. (a) Is the gravel rounded or angular? 
(b) What is the usual diameter of the stones? 
(c) What per cent are over 6 inches in diameter?" 
(d) What per cent are over 18 inches in diameter? 
24. (a) Is ground frozen ? 
(6) If so, to what depth? 
25. (a) Is bed rock hard or soft? 
(b) What kind of rock? 
(c) If slate, or thinly bedded rock, what is its angle or dip? 
26. (a) Is bed rock excavated in mining? 
(6) To what depth? 
27. (a) Do you get coarse or fine, flaky or shot gold? 
(6) Are nuggets found? 
(c) Of what size? 
