OREAS 264 was prepared from oxide heap leach material sourced from the Goldstrike operation in Eureka County in north-eastern Nevada. The mining operation is located on the Carlin Trend and owned by Nevada Gold Mines (operated by Barrick).
Contents
Analyte
CAS Number
Concentration
Unit
Additional information
Method
Silver (Ag)
[7440-22-4]
1,29 ± 0,063
ppm
± standard deviation
4-Acid Digestion
Silver (Ag)
[7440-22-4]
0,573 ± 0,032
ppm
± standard deviation
Aqua Regia Digestion
Aluminium (Al)
[7429-90-5]
4,31 ± 0,103
%
± standard deviation
4-Acid Digestion
Aluminium (Al)
[7429-90-5]
1,21 ± 0,142
%
± standard deviation
Aqua Regia Digestion
Arsenic (As)
[7440-38-2]
305 ± 14
ppm
± standard deviation
4-Acid Digestion
Arsenic (As)
[7440-38-2]
300 ± 13
ppm
± standard deviation
Aqua Regia Digestion
Gold (Au)
[7440-57-5]
0,307 ± 0,011
ppm
± standard deviation
Pb Fire Assay
Gold (Au)
[7440-57-5]
0,295 ± 0,015
ppm
± standard deviation
Aqua Regia Digestion (sample weights 10-50g)
Gold (Au)
[7440-57-5]
0,273 ± 0,021
ppm
± standard deviation
Cyanide Leach
Gold (Au)
[7440-57-5]
0,314 ± 0,033
ppm
± standard deviation
X-ray Photon Assay
Barium (Ba)
[7440-39-3]
841 ± 21
ppm
± standard deviation
4-Acid Digestion
Barium (Ba)
[7440-39-3]
482 ± 22
ppm
± standard deviation
Aqua Regia Digestion
Beryllium (Be)
[7440-41-7]
1,49 ± 0,104
ppm
± standard deviation
4-Acid Digestion
Beryllium (Be)
[7440-41-7]
1,01 ± 0,075
ppm
± standard deviation
Aqua Regia Digestion
Bismuth (Bi)
[7440-69-9]
0,17 ± 0,013
ppm
± standard deviation
4-Acid Digestion
Bismuth (Bi)
[7440-69-9]
0,16 ± 0,013
ppm
± standard deviation
Aqua Regia Digestion
Calcium (Ca)
[7440-70-2]
0,405 ± 0,019
%
± standard deviation
4-Acid Digestion
Calcium (Ca)
[7440-70-2]
0,389 ± 0,021
%
± standard deviation
Aqua Regia Digestion
Cadmium (Cd)
[7440-43-9]
2,21 ± 0,2
ppm
± standard deviation
4-Acid Digestion
Cadmium (Cd)
[7440-43-9]
2,26 ± 0,178
ppm
± standard deviation
Aqua Regia Digestion
Cerium (Ce)
[7440-45-1]
42,3 ± 2,06
ppm
± standard deviation
4-Acid Digestion
Cerium (Ce)
[7440-45-1]
10,4 ± 0,89
ppm
± standard deviation
Aqua Regia Digestion
Cobalt (Co)
[7440-48-4]
9,71 ± 0,41
ppm
± standard deviation
4-Acid Digestion
Cobalt (Co)
[7440-48-4]
9,66 ± 0,494
ppm
± standard deviation
Aqua Regia Digestion
Chromium (Cr)
[7440-47-3]
72 ± 11
ppm
± standard deviation
4-Acid Digestion
Chromium (Cr)
[7440-47-3]
37,9 ± 4,1
ppm
± standard deviation
Aqua Regia Digestion
Caesium (Cs)
[7440-46-2]
5,87 ± 0,306
ppm
± standard deviation
4-Acid Digestion
Caesium (Cs)
[7440-46-2]
2,76 ± 0,51
ppm
± standard deviation
Aqua Regia Digestion
Copper (Cu)
[7440-50-8]
94 ± 4,2
ppm
± standard deviation
4-Acid Digestion
Copper (Cu)
[7440-50-8]
92 ± 2,9
ppm
± standard deviation
Aqua Regia Digestion
Dysprosium (Dy)
[7429-91-6]
3,64 ± 0,173
ppm
± standard deviation
4-Acid Digestion
Dysprosium (Dy)
[7429-91-6]
2,61 ± 0,22
ppm
± standard deviation
Aqua Regia Digestion
Erbium (Er)
[7440-52-0]
2,07 ± 0,174
ppm
± standard deviation
4-Acid Digestion
Erbium (Er)
[7440-52-0]
1,24 ± 0,09
ppm
± standard deviation
Aqua Regia Digestion
Europium (Eu)
[7440-53-1]
0,93 ± 0,069
ppm
± standard deviation
4-Acid Digestion
Europium (Eu)
[7440-53-1]
0,65 ± 0,035
ppm
± standard deviation
Aqua Regia Digestion
Iron (Fe)
[7439-89-6]
2,24 ± 0,072
%
± standard deviation
4-Acid Digestion
Iron (Fe)
[7439-89-6]
2,09 ± 0,075
%
± standard deviation
Aqua Regia Digestion
Gallium (Ga)
[7440-55-3]
12,7 ± 0,46
ppm
± standard deviation
4-Acid Digestion
Gallium (Ga)
[7440-55-3]
4,05 ± 0,363
ppm
± standard deviation
Aqua Regia Digestion
Gadolinium (Gd)
[7440-54-2]
3,97 ± 0,382
ppm
± standard deviation
4-Acid Digestion
Gadolinium (Gd)
[7440-54-2]
3,08 ± 0,31
ppm
± standard deviation
Aqua Regia Digestion
Germanium (Ge)
[7440-56-4]
< 0,10 ± IND
ppm
± standard deviation
Aqua Regia Digestion
Hafnium (Hf)
[7440-58-6]
1,87 ± 0,21
ppm
± standard deviation
4-Acid Digestion
Hafnium (Hf)
[7440-58-6]
0,2 ± 0,03
ppm
± standard deviation
Aqua Regia Digestion
Mercury (Hg)
[7439-97-6]
1,96 ± 0,159
ppm
± standard deviation
Aqua Regia Digestion
Holmium (Ho)
[7440-60-0]
0,7 ± 0,08
ppm
± standard deviation
4-Acid Digestion
Holmium (Ho)
[7440-60-0]
0,48 ± 0,026
ppm
± standard deviation
Aqua Regia Digestion
Indium (In)
[7440-74-6]
0,039 ± 0,002
ppm
± standard deviation
4-Acid Digestion
Indium (In)
[7440-74-6]
0,03 ± 0,001
ppm
± standard deviation
Aqua Regia Digestion
Potassium (K)
[7440-09-7]
1,84 ± 0,05
%
± standard deviation
4-Acid Digestion
Potassium (K)
[7440-09-7]
0,529 ± 0,068
%
± standard deviation
Aqua Regia Digestion
Lanthanum (La)
[7439-91-0]
22,8 ± 1,77
ppm
± standard deviation
4-Acid Digestion
Lanthanum (La)
[7439-91-0]
5,02 ± 0,363
ppm
± standard deviation
Aqua Regia Digestion
Lithium (Li)
[7439-93-2]
19,8 ± 1
ppm
± standard deviation
4-Acid Digestion
Lithium (Li)
[7439-93-2]
3,63 ± 0,233
ppm
± standard deviation
Aqua Regia Digestion
Lutetium (Lu)
[7439-94-3]
0,31 ± 0,028
ppm
± standard deviation
4-Acid Digestion
Lutetium (Lu)
[7439-94-3]
0,13 ± 0,008
ppm
± standard deviation
Aqua Regia Digestion
Magnesium (Mg)
[7439-95-4]
0,315 ± 0,011
%
± standard deviation
4-Acid Digestion
Magnesium (Mg)
[7439-95-4]
0,099 ± 0,011
%
± standard deviation
Aqua Regia Digestion
Manganese (Mn)
[7439-96-5]
0,045 ± 0,001
%
± standard deviation
4-Acid Digestion
Manganese (Mn)
[7439-96-5]
0,046 ± 0,002
%
± standard deviation
Aqua Regia Digestion
Molybdenum (Mo)
[7439-98-7]
9,69 ± 0,461
ppm
± standard deviation
4-Acid Digestion
Molybdenum (Mo)
[7439-98-7]
9,15 ± 0,668
ppm
± standard deviation
Aqua Regia Digestion
Sodium (Na)
[7440-23-5]
0,036 ± 0,01
%
± standard deviation
4-Acid Digestion
Niobium (Nb)
[7440-03-1]
7,79 ± 0,533
ppm
± standard deviation
4-Acid Digestion
Niobium (Nb)
[7440-03-1]
0,063 ± 0,012
ppm
± standard deviation
Aqua Regia Digestion
Neodymium (Nd)
[7440-00-8]
21,1 ± 1,15
ppm
± standard deviation
4-Acid Digestion
Neodymium (Nd)
[7440-00-8]
7,55 ± 1,09
ppm
± standard deviation
Aqua Regia Digestion
Nickel (Ni)
[7440-02-0]
61 ± 2,3
ppm
± standard deviation
4-Acid Digestion
Nickel (Ni)
[7440-02-0]
59 ± 2,9
ppm
± standard deviation
Aqua Regia Digestion
Phosphorus (P)
[7723-14-0]
0,217 ± 0,008
%
± standard deviation
4-Acid Digestion
Phosphorus (P)
[7723-14-0]
0,204 ± 0,011
%
± standard deviation
Aqua Regia Digestion
Lead (Pb)
[7439-92-1]
9,88 ± 0,587
ppm
± standard deviation
4-Acid Digestion
Lead (Pb)
[7439-92-1]
9,3 ± 0,52
ppm
± standard deviation
Aqua Regia Digestion
Praseodymium (Pr)
[7440-10-0]
5,49 ± 0,351
ppm
± standard deviation
4-Acid Digestion
Praseodymium (Pr)
[7440-10-0]
1,66 ± 0,27
ppm
± standard deviation
Aqua Regia Digestion
Rubidium (Rb)
[7440-17-7]
76 ± 3,7
ppm
± standard deviation
4-Acid Digestion
Rubidium (Rb)
[7440-17-7]
21,5 ± 3,5
ppm
± standard deviation
Aqua Regia Digestion
Rhenium (Re)
[7440-15-5]
< 0,002 ± IND
ppm
± standard deviation
4-Acid Digestion
Sulfur (S)
[7704-34-9]
0,129 ± 0,004
%
± standard deviation
4-Acid Digestion
Sulfur (S)
[7704-34-9]
0,104 ± 0,011
%
± standard deviation
Aqua Regia Digestion
Antimony (Sb)
[7440-36-0]
26,3 ± 2,43
ppm
± standard deviation
4-Acid Digestion
Antimony (Sb)
[7440-36-0]
13,9 ± 2,5
ppm
± standard deviation
Aqua Regia Digestion
Scandium (Sc)
[7440-20-2]
8,38 ± 0,31
ppm
± standard deviation
4-Acid Digestion
Scandium (Sc)
[7440-20-2]
4,89 ± 0,277
ppm
± standard deviation
Aqua Regia Digestion
Selenium (Se)
[7782-49-2]
6,76 ± 0,89
ppm
± standard deviation
4-Acid Digestion
Selenium (Se)
[7782-49-2]
6,09 ± 0,87
ppm
± standard deviation
Aqua Regia Digestion
Samarium (Sm)
[7440-19-9]
4,24 ± 0,263
ppm
± standard deviation
4-Acid Digestion
Samarium (Sm)
[7440-19-9]
2,34 ± 0,186
ppm
± standard deviation
Aqua Regia Digestion
Tin (Sn)
[7440-31-5]
1,42 ± 0,134
ppm
± standard deviation
4-Acid Digestion
Tin (Sn)
[7440-31-5]
0,58 ± 0,08
ppm
± standard deviation
Aqua Regia Digestion
Strontium (Sr)
[7440-24-6]
100 ± 3,3
ppm
± standard deviation
4-Acid Digestion
Strontium (Sr)
[7440-24-6]
79 ± 5,1
ppm
± standard deviation
Aqua Regia Digestion
Tantalum (Ta)
[7440-25-7]
0,53 ± 0,034
ppm
± standard deviation
4-Acid Digestion
Tantalum (Ta)
[7440-25-7]
< 0,010 ± IND
ppm
± standard deviation
Aqua Regia Digestion
Terbium (Tb)
[7440-27-9]
0,58 ± 0,058
ppm
± standard deviation
4-Acid Digestion
Terbium (Tb)
[7440-27-9]
0,45 ± 0,026
ppm
± standard deviation
Aqua Regia Digestion
Tellurium (Te)
[13494-80-9]
0,11 ± 0,02
ppm
± standard deviation
4-Acid Digestion
Tellurium (Te)
[13494-80-9]
0,1 ± 0,01
ppm
± standard deviation
Aqua Regia Digestion
Thorium (Th)
[7440-29-1]
6,99 ± 0,431
ppm
± standard deviation
4-Acid Digestion
Thorium (Th)
[7440-29-1]
2,6 ± 0,26
ppm
± standard deviation
Aqua Regia Digestion
Titanium (Ti)
[7440-32-6]
0,223 ± 0,009
%
± standard deviation
4-Acid Digestion
Thallium (Tl)
[7440-28-0]
1,45 ± 0,05
ppm
± standard deviation
4-Acid Digestion
Thallium (Tl)
[7440-28-0]
0,93 ± 0,052
ppm
± standard deviation
Aqua Regia Digestion
Thulium (Tm)
[7440-30-4]
0,29 ± 0,04
ppm
± standard deviation
4-Acid Digestion
Thulium (Tm)
[7440-30-4]
0,15 ± 0,007
ppm
± standard deviation
Aqua Regia Digestion
Uranium (U)
[7440-61-1]
5,72 ± 0,307
ppm
± standard deviation
4-Acid Digestion
Uranium (U)
[7440-61-1]
3,33 ± 0,147
ppm
± standard deviation
Aqua Regia Digestion
Vanadium (V)
[7440-62-2]
301 ± 10
ppm
± standard deviation
4-Acid Digestion
Vanadium (V)
[7440-62-2]
146 ± 16
ppm
± standard deviation
Aqua Regia Digestion
Tungsten (W)
[7440-33-7]
5,28 ± 0,298
ppm
± standard deviation
4-Acid Digestion
Tungsten (W)
[7440-33-7]
1,32 ± 0,23
ppm
± standard deviation
Aqua Regia Digestion
Yttrium (Y)
[7440-65-5]
20,8 ± 1,07
ppm
± standard deviation
4-Acid Digestion
Yttrium (Y)
[7440-65-5]
13,5 ± 0,83
ppm
± standard deviation
Aqua Regia Digestion
Ytterbium (Yb)
[7440-64-4]
2,1 ± 0,21
ppm
± standard deviation
4-Acid Digestion
Ytterbium (Yb)
[7440-64-4]
0,95 ± 0,052
ppm
± standard deviation
Aqua Regia Digestion
Zinc (Zn)
[7440-66-6]
224 ± 7
ppm
± standard deviation
4-Acid Digestion
Zinc (Zn)
[7440-66-6]
221 ± 9
ppm
± standard deviation
Aqua Regia Digestion
Zirconium (Zr)
[7440-67-7]
70 ± 7
ppm
± standard deviation
4-Acid Digestion
Zirconium (Zr)
[7440-67-7]
7,79 ± 1,16
ppm
± standard deviation
Aqua Regia Digestion
AnalyteSilver (Ag)CAS Number[7440-22-4]Concentration0,573 ± 0,032UnitppmAdditional information± standard deviationMethodAqua Regia Digestion
AnalyteAluminium (Al)CAS Number[7429-90-5]Concentration4,31 ± 0,103Unit%Additional information± standard deviationMethod4-Acid Digestion
AnalyteAluminium (Al)CAS Number[7429-90-5]Concentration1,21 ± 0,142Unit%Additional information± standard deviationMethodAqua Regia Digestion
AnalyteArsenic (As)CAS Number[7440-38-2]Concentration305 ± 14UnitppmAdditional information± standard deviationMethod4-Acid Digestion
AnalyteArsenic (As)CAS Number[7440-38-2]Concentration300 ± 13UnitppmAdditional information± standard deviationMethodAqua Regia Digestion
AnalyteGold (Au)CAS Number[7440-57-5]Concentration0,307 ± 0,011UnitppmAdditional information± standard deviationMethodPb Fire Assay
AnalyteTerbium (Tb)CAS Number[7440-27-9]Concentration0,58 ± 0,058UnitppmAdditional information± standard deviationMethod4-Acid Digestion
AnalyteTerbium (Tb)CAS Number[7440-27-9]Concentration0,45 ± 0,026UnitppmAdditional information± standard deviationMethodAqua Regia Digestion
AnalyteTellurium (Te)CAS Number[13494-80-9]Concentration0,11 ± 0,02UnitppmAdditional information± standard deviationMethod4-Acid Digestion
AnalyteTellurium (Te)CAS Number[13494-80-9]Concentration0,1 ± 0,01UnitppmAdditional information± standard deviationMethodAqua Regia Digestion
AnalyteThorium (Th)CAS Number[7440-29-1]Concentration6,99 ± 0,431UnitppmAdditional information± standard deviationMethod4-Acid Digestion
AnalyteThorium (Th)CAS Number[7440-29-1]Concentration2,6 ± 0,26UnitppmAdditional information± standard deviationMethodAqua Regia Digestion
AnalyteTitanium (Ti)CAS Number[7440-32-6]Concentration0,223 ± 0,009Unit%Additional information± standard deviationMethod4-Acid Digestion
AnalyteThallium (Tl)CAS Number[7440-28-0]Concentration1,45 ± 0,05UnitppmAdditional information± standard deviationMethod4-Acid Digestion
AnalyteThallium (Tl)CAS Number[7440-28-0]Concentration0,93 ± 0,052UnitppmAdditional information± standard deviationMethodAqua Regia Digestion
AnalyteThulium (Tm)CAS Number[7440-30-4]Concentration0,29 ± 0,04UnitppmAdditional information± standard deviationMethod4-Acid Digestion
AnalyteThulium (Tm)CAS Number[7440-30-4]Concentration0,15 ± 0,007UnitppmAdditional information± standard deviationMethodAqua Regia Digestion
AnalyteUranium (U)CAS Number[7440-61-1]Concentration5,72 ± 0,307UnitppmAdditional information± standard deviationMethod4-Acid Digestion
AnalyteUranium (U)CAS Number[7440-61-1]Concentration3,33 ± 0,147UnitppmAdditional information± standard deviationMethodAqua Regia Digestion
AnalyteVanadium (V)CAS Number[7440-62-2]Concentration301 ± 10UnitppmAdditional information± standard deviationMethod4-Acid Digestion
AnalyteVanadium (V)CAS Number[7440-62-2]Concentration146 ± 16UnitppmAdditional information± standard deviationMethodAqua Regia Digestion
AnalyteTungsten (W)CAS Number[7440-33-7]Concentration5,28 ± 0,298UnitppmAdditional information± standard deviationMethod4-Acid Digestion
AnalyteTungsten (W)CAS Number[7440-33-7]Concentration1,32 ± 0,23UnitppmAdditional information± standard deviationMethodAqua Regia Digestion
AnalyteYttrium (Y)CAS Number[7440-65-5]Concentration20,8 ± 1,07UnitppmAdditional information± standard deviationMethod4-Acid Digestion
AnalyteYttrium (Y)CAS Number[7440-65-5]Concentration13,5 ± 0,83UnitppmAdditional information± standard deviationMethodAqua Regia Digestion
AnalyteYtterbium (Yb)CAS Number[7440-64-4]Concentration2,1 ± 0,21UnitppmAdditional information± standard deviationMethod4-Acid Digestion
AnalyteYtterbium (Yb)CAS Number[7440-64-4]Concentration0,95 ± 0,052UnitppmAdditional information± standard deviationMethodAqua Regia Digestion
AnalyteZinc (Zn)CAS Number[7440-66-6]Concentration224 ± 7UnitppmAdditional information± standard deviationMethod4-Acid Digestion
AnalyteZinc (Zn)CAS Number[7440-66-6]Concentration221 ± 9UnitppmAdditional information± standard deviationMethodAqua Regia Digestion
AnalyteZirconium (Zr)CAS Number[7440-67-7]Concentration70 ± 7UnitppmAdditional information± standard deviationMethod4-Acid Digestion
AnalyteZirconium (Zr)CAS Number[7440-67-7]Concentration7,79 ± 1,16UnitppmAdditional information± standard deviationMethodAqua Regia Digestion
Miscellaneous
Certificate of Analysis (specimen)
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Product data sheet
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