CU, AU, AND ZN-PB SKARN DEPOSITS (MODELS 18b,c; Cox and ...
CU, AU, AND ZN-PB SKARN DEPOSITS (MODELS 18b,c; Cox and ... CU, AU, AND ZN-PB SKARN DEPOSITS (MODELS 18b,c; Cox and ...
Table 3. Summary ranges of geochemical data for trace elements in fresh and variably altered rocks from northern part of New World Cu-Ag-Au district, Mont. [Data, in ppm unless otherwise noted, from Johnson (1991, Table F-1). Samples include drill core, outcrops, and ore dumps. Fire assay and atomic absorption methods. Mean based on number of samples in which element was detected at concentrations above detection limits; --, not detected] Element Detection Number of Minimum Maximum Mean Limit Samples Au Cu Ag Te Bi As Pb Zn Ni Co Mo Cr Se Hg(ppb) Sb W Ba Mn Tl 0.005 1 .2 .2 1 5 2 1 1 1 1 1 5 5 5 10 20 1 .5 108 110 105 102 85 78 96 111 102 93 94 111 43 108 43 46 73 111 38 0.006 -- -- -- 2
- Page 1 and 2: CU, AU, AND ZN-PB SKARN DEPOSITS (M
- Page 3 and 4: GEOLOGIC FACTORS THAT INFLUENCE POT
- Page 5: Table 1C. Data summary for drill co
- Page 12 and 13: Table 4A. Summary of water analyses
- Page 14 and 15: Figure 4. Seasonal variations in A,
- Page 16: Figure 6. Variations in base metal
- Page 19 and 20: "Drainage signatures). Ok Tedi, Pap
- Page 21 and 22: Ficklin, W.H., Plumlee, G.S., Smith
Table 3. Summary ranges of geochemical data for trace elements in fresh <strong>and</strong> variably altered<br />
rocks from northern part of New World Cu-Ag-Au district, Mont.<br />
[Data, in ppm unless otherwise noted, from Johnson (1991, Table F-1). Samples include drill core, outcrops,<br />
<strong>and</strong> ore dumps. Fire assay <strong>and</strong> atomic absorption methods. Mean based on number of samples in which element<br />
was detected at concentrations above detection limits; --, not detected]<br />
Element Detection Number of Minimum Maximum Mean<br />
Limit Samples<br />
Au<br />
Cu<br />
Ag<br />
Te<br />
Bi<br />
As<br />
Pb<br />
Zn<br />
Ni<br />
Co<br />
Mo<br />
Cr<br />
Se<br />
Hg(ppb)<br />
Sb<br />
W<br />
Ba<br />
Mn<br />
Tl<br />
0.005<br />
1<br />
.2<br />
.2<br />
1<br />
5<br />
2<br />
1<br />
1<br />
1<br />
1<br />
1<br />
5<br />
5<br />
5<br />
10<br />
20<br />
1<br />
.5<br />
108<br />
110<br />
105<br />
102<br />
85<br />
78<br />
96<br />
111<br />
102<br />
93<br />
94<br />
111<br />
43<br />
108<br />
43<br />
46<br />
73<br />
111<br />
38<br />
0.006<br />
--<br />
--<br />
--<br />
2<br />