84 
CONTRIBUTIONS    TO    ECONOMIC    GEOLOGY,  1906,  PART    I. 
Gold  values  of  Snake  River  placers  in  the  vicinity  of  Minidoka  dam,  as  determined  in  the 
black-sand  investigation  at  Portland,  Or  eg.— Continued. 
Name  of  placer 
claim. 
Diamond  Bar. 
Owner. 
Kinney. 
Do 
....do 
Do 
Do... 
do 
.do... 
Do 
do 
Do 
do 
Do. 
Do. 
Do. 
Nebraska K.  Lilly  &  Co. 
!)•. do 
Do do 
Do do 
Do do 
Do do 
Do do 
Do do 
Do do 
!)<» do 
Do do 
Boise do 
Do do 
Do do 
Do do 
Do. 
Do. 
Do. 
Do. 
.do. 
.do. 
.do. 
.do. 
Do 
Do 
Bessie  Hannah. 
Do 
Do 
Do 
.do. 
.do. 
.do. 
.do. 
.do. 
.do. 
I'd 
No. 
Goldleaf Dunn,     Hand    & 
Hughes. 
Do do 
Do do 
Do do 
Do do 
Do do 
Manh  Morning..  Steele  &  Lockhart. 
Do do 
Depth. 
From- 
Ft.   in. 
1  6 
•_'  6 
3  6 
•V  6 
6 
<t  "  0 
|     9      6 
1     4 
i  i 
f 
i 
!    9 
{! 
1  ... 
6 
0 
0 
1    :. 
6 
/--- 
{     5 
| 
0 
!     8 
0 
3 
1 
0 
0 
0 
7 
" 
Ft.   in. 
in 
Per- 
cent- 
age of 
over- 
size on 
2  milli- 
meters. 
17.'. I 
52.7 
46. 0 
52.3 
.7 
08 
3.4 
59.0 
54.  5 
0 
41.9 
0 
5'. I.  4 
9.8 
54.8 
0 
59.2 
03.2 
2.9 
49.  5 
31.1 
8.5 
.7 
72.  2 
0 
03.0 
36.  1 
11.5 
8.8 
2.0 
45.7 
23.4 
23.  4 
6.0 
36   I 
7.0 
L5.8 
42.7 
2.  0 
0 
40. 9 
.-.7.  7 
Value 
of  un- 
der size 
59.8 
0 
55.  4 
38.9 
0 
54.  3 
2.0 
58.3 
71.4 
22.8 
40.  7 
35.1 
62.  7 
30.0 
1.2 
38.8 
30.0 
50.5 
5.4 
37.8 
20.4 
1.3 
24.7 
7.4 
40.0 
18.7 
27.X 
51.4 
is.  1 
54.  8 
None 
38.4 
$0.08 
.21 
None. 
.17 
.04 
.00 
.04 
.21 
.00 
.12 
.04 
.04 
.25 
None. 
.41 
Trace. 
1.28 
.41 
.08 
Trace. 
.17 
.87 
.08 
1.  10 
.41 
None. 
.29 
.12 
2.89 
.29 
.91 
.17 
.91 
.04 
.  25 
.04 
.08 
.04 
.54 
1.07 
None. 
.12 
.08 
.12 
.12 
.12 
.54 
.17 
.41 
.04 
None. 
.08 
.00 
.04 
.58 
None. 
.02 
.12 
.04 
.12 
None. 
Nolle 
.  02 
None. 
.08 
.12 
None 
.511 
Value  of  orig- 
inal gravel. 
Per 
ton. 
.10.07 
.10 
.00 
.08 
.04 
.00 
.04 
.09 
.00 
.12 
.02 
.04 
.10 
.00 
.19 
.00 
.52 
.15 
.08 
.00 
.00 
.07 
.17 
.26 
.08 
.42 
.20 
.00 
.26 
.12 
1.57 
.22 
.70 
.16 
.58 
.04 
.21 
.02 
.08 
.04 
.29 
.  15 
.00 
.05 
.08 
.05 
07 
.12 
.25 
.17 
.17 
.01 
.00 
.04 
.00 
.02 
.05 
.08 
.02 
.41 
Per 
cubic 
yard. 
.00 
.39 
.10 
.04 
.09 
.00 
.00 
.50 
.00 
.04 
.20 
.05 
None. 
.31 
.00 
.51 
.13 
.05 
.12 
.00 
.00 
.65 
.00 
.05 
.26 
.07 
None. 
.40 
