DNC-1 Dolerite Page Last Updated:

Saturday, December 04, 1999
Producer: United States Geological Survey
Material Source: Braggtown Dolerite, North Carolina, USA
Date Released: 1984
Production Ref: 84FLA - 02
Constituent Concentration Uncertainty Units N Data Quality Data Source
Major Oxides
Al2O3 18.3 0.49 % 38 Recommended value 88GLA - 02
CaO 11.27 0.22 % 33 Recommended value 88GLA - 02
CO2 0.046 0.02 % 4 Provisional value 88GLA - 02
Fe2O3 1.76 0.14 % 7 Recommended value 88GLA - 02
Fe2O3-T 9.93 0.14 % 35 Certified value equivalent 88GLA - 02
FeO 7.39 0.14 % 8 Certified value equivalent 88GLA - 02
H2O+ 0.68 0.07 % 11 Recommended value 88GLA - 02
H2O- 0.33 0.07 % 7 Provisional value 88GLA - 02
K2O 0.229 0.016 % 32 Recommended value 88GLA - 02
MgO 10.05 0.33 % 32 Recommended value 88GLA - 02
MnO 0.149 0.009 % 39 Recommended value 88GLA - 02
Na2O 1.87 0.09 % 38 Recommended value 88GLA - 02
P2O5 0.085 0.021 % 21 Provisional value 88GLA - 02
SiO2 47.04 0.64 % 28 Recommended value 88GLA - 02
TiO2 0.48 0.02 % 33 Certified value equivalent 88GLA - 02
Oxide Sum 99.68 0.93 %
Certified value equivalent 88GLA - 02
Minor Oxides
B2O3 0.0002898 9.016E-05 % 4 Provisional value 88GLA - 02
BaO 0.0127281 0.0017864 % 26 Recommended value 88GLA - 02
Cr2O3 4.165417E-02 4.67696E-03 % 32 Recommended value 88GLA - 02
SrO 1.714784E-02 7.09566E-04 % 23 Certified value equivalent 88GLA - 02
ZnO 8.215416E-03 6.2238E-04 % 22 Recommended value 88GLA - 02
ZrO2 0.005535 0.000945 % 15 Recommended value 88GLA - 02
Elements
Ag 0.027
ug/g 2 Provisional value 88GLA - 02
Al 9.68 0.26 % 38 Recommended value 88GLA - 02
As 0.2
ug/g 2 Provisional value 88GLA - 02
Au 0.002
ug/g 2 Provisional value 88GLA - 02
B 0.9 0.28 ug/g 4 Provisional value 88GLA - 02
Ba 114 16 ug/g 26 Recommended value 88GLA - 02
Be 1 0.4 ug/g 4 Provisional value 88GLA - 02
Bi 0.02
ug/g 1 Provisional value 88GLA - 02
C 125 67 ug/g 4 Provisional value 88GLA - 02
Ca 8.06 0.16 % 33 Certified value equivalent 88GLA - 02
Carbon-Inorganic 156
ug/g 1 Provisional value 88GLA - 02
Cd 0.18 0.12 ug/g 4 Provisional value 88GLA - 02
Ce 10.6 2.4 ug/g 25 Provisional value 88GLA - 02
Cl 37 8 ug/g 7 Provisional value 88GLA - 02
Co 55 4 ug/g 32 Recommended value 88GLA - 02
Cr 285 32 ug/g 32 Recommended value 88GLA - 02
Cs 0.34 0.14 ug/g 5 Provisional value 88GLA - 02
Cu 96 9 ug/g 20 Recommended value 88GLA - 02
Dy 2.7 0.4 ug/g 9 Recommended value 88GLA - 02
Er 2 0.2 ug/g 5 Provisional value 88GLA - 02
Eu 0.59 0.03 ug/g 20 Certified value equivalent 88GLA - 02
F 66 10 ug/g 7 Recommended value 88GLA - 02
Fe 6.94 0.1 % 35 Certified value equivalent 88GLA - 02
Ga 15 2 ug/g 7 Recommended value 88GLA - 02
Gd 2 0.4 ug/g 11 Recommended value 88GLA - 02
Ge 1.3
ug/g 1 Provisional value 88GLA - 02
Hf 1.01 0.07 ug/g 12 Certified value equivalent 88GLA - 02
Hg 0.0062
ug/g 1 Provisional value 88GLA - 02
Ho 0.62 0.14 ug/g 7 Recommended value 88GLA - 02
Ir 0.00052
ug/g 1 Provisional value 88GLA - 02
K 1900 130 ug/g 32 Recommended value 88GLA - 02
La 3.8 0.4 ug/g 19 Recommended value 88GLA - 02
Li 5.1 0.5 ug/g 8 Recommended value 88GLA - 02
Lu 0.32 0.04 ug/g 15 Recommended value 88GLA - 02
Mg 6.06 0.2 % 32 Recommended value 88GLA - 02
Mn 1150 70 ug/g 39 Recommended value 88GLA - 02
Mo 0.7
ug/g 2 Provisional value 88GLA - 02
Na 1.39 0.07 % 38 Recommended value 88GLA - 02
Nb 3 0.7 ug/g 11 Recommended value 88GLA - 02
Nd 4.9 0.2 ug/g 9 Certified value equivalent 88GLA - 02
Ni 247 18 ug/g 24 Recommended value 88GLA - 02
P 370 90 ug/g 21 Provisional value 88GLA - 02
Pb 6.3 1 ug/g 4 Provisional value 88GLA - 02
Pd 0.016 0.004 ug/g 3 Provisional value 88GLA - 02
Pr 1.3 0.06 ug/g 3 Provisional value 88GLA - 02
Pt 0.036
ug/g 2 Provisional value 88GLA - 02
Rb 4.5 2.2 ug/g 20 Provisional value 88GLA - 02
Rh 0.00035
ug/g 1 Provisional value 88GLA - 02
S 390
ug/g 2 Provisional value 88GLA - 02
Sb 0.96 0.15 ug/g 9 Recommended value 88GLA - 02
Sc 31 1.4 ug/g 17 Certified value equivalent 88GLA - 02
Se 0.2
ug/g 2 Provisional value 88GLA - 02
Si 21.97 0.3 % 28 Recommended value 88GLA - 02
Sm 1.38 0.15 ug/g 22 Recommended value 88GLA - 02
Sr 145 6 ug/g 23 Certified value equivalent 88GLA - 02
Ta 0.098 0.013 ug/g 5 Provisional value 88GLA - 02
Tb 0.41 0.03 ug/g 9 Certified value equivalent 88GLA - 02
Te 0.021
ug/g 1 Provisional value 88GLA - 02
Th 0.2 0.09 ug/g 7 Provisional value 88GLA - 02
Ti 2880 100 ug/g 33 Certified value equivalent 88GLA - 02
Tl 0.026
ug/g 1 Provisional value 88GLA - 02
Tm 0.33 0.05 ug/g 7 Recommended value 88GLA - 02
U 0.1
ug/g 2 Provisional value 88GLA - 02
V 148 9 ug/g 20 Recommended value 88GLA - 02
W 0.19
ug/g 1 Provisional value 88GLA - 02
Y 18 3 ug/g 19 Recommended value 88GLA - 02
Yb 2.01 0.1 ug/g 18 Certified value equivalent 88GLA - 02
Zn 66 5 ug/g 22 Recommended value 88GLA - 02
Zr 41 7 ug/g 15 Recommended value 88GLA - 02
Other Constituents
Loss On Ignition 0.6 0.4 % 3 Provisional value 88GLA - 02

Material Production Reference:
F. J. Flanagan (1984), Three USGS Mafic Rock Reference Samples, W-2, DNC-1 and BIR-1, USGS Bulletin 1623, 54 pp.; updated by Additions and Corrections for USGS Bulletin 1623, Open-File Report 86-220, issued in 1986.

Data Source Reference:
E. S. Gladney and I. Roelandts (1987), 1987 Compilation of Elemental Concentration Data for USGS BIR-1, DNC-1 and W-2, Geostandards Newsletter, 12: 63-118.

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