SDC-1 Mica Schist Page Last Updated:

Saturday, December 04, 1999
Producer: United States Geological Survey
Material Source: Rock Creek Park, Washington, D.C., USA
Date Released: 1976
Production Ref: 76FLA - 04

Material Production Reference:

Data Source Reference:

Date html code optimized : July 2002

Constituent Concentration Uncertainty Units N Data Quality Data Source
Major Oxides
Al2O3 15.75 0.34 % 17 Recommended value 88GLA - 03
CaO 1.4 0.07 % 21 Recommended value 88GLA - 03
CO2 0.099 0.033 % 6 Provisional value 88GLA - 03
Fe2O3 2.62 0.15 % 6 Recommended value 88GLA - 03
Fe2O3-T 6.9 0.23 % 25 Recommended value 88GLA - 03
FeO 3.93 0.15 % 8 Recommended value 88GLA - 03
H2O+ 1.81 0.14 % 7 Recommended value 88GLA - 03
H2O- 0.1 0.06 % 3 Provisional value 88GLA - 03
K2O 3.28 0.1 % 22 Recommended value 88GLA - 03
MgO 1.69 0.1 % 17 Recommended value 88GLA - 03
MnO 0.114 0.008 % 28 Recommended value 88GLA - 03
Na2O 2.05 0.09 % 23 Recommended value 88GLA - 03
P2O5 0.158 0.025 % 15 Provisional value 88GLA - 03
SiO2 65.85 0.43 % 16 Certified value equivalent 88GLA - 03
TiO2 1.01 0.04 % 20 Recommended value 88GLA - 03
Oxide Sum 99.99 0.64 % Certified value equivalent 88GLA - 03
Minor Oxides
B2O3 0.0041216 0.0005796 % 10 Recommended value 88GLA - 03
BaO 0.0703395 0.006699 % 19 Recommended value 88GLA - 03
Cr2O3 9.35392E-03 1.023085E-03 % 18 Recommended value 88GLA - 03
SrO 2.164176E-02 1.064349E-03 % 15 Certified value equivalent 88GLA - 03
ZnO 1.282103E-02 9.95808E-04 % 15 Recommended value 88GLA - 03
ZrO2 0.03915 0.00405 % 9 Recommended value 88GLA - 03
Elements
Ag 0.041 0.006 ug/g 4 Provisional value 88GLA - 03
Al 8.33 0.18 % 17 Certified value equivalent 88GLA - 03
As 0.218 0.012 ug/g 4 Provisional value 88GLA - 03
Au 0.0012 0.0006 ug/g 4 Provisional value 88GLA - 03
B 12.8 1.8 ug/g 10 Recommended value 88GLA - 03
Ba 630 60 ug/g 19 Recommended value 88GLA - 03
Be 3 0.5 ug/g 11 Recommended value 88GLA - 03
Bi 0.26 0.04 ug/g 6 Recommended value 88GLA - 03
Br 0.097 ug/g 1 Provisional value 88GLA - 03
C 270 90 ug/g 6 Provisional value 88GLA - 03
Ca 1 0.05 % 21 Recommended value 88GLA - 03
Carbon-Inorga 264 ug/g 1 Provisional value 88GLA - 03
nic
Cd 0.08 0.05 ug/g 4 Provisional value 88GLA - 03
Ce 93 7 ug/g 19 Recommended value 88GLA - 03
Cl 32 9 ug/g 12 Provisional value 88GLA - 03
Co 17.9 1.2 ug/g 16 Recommended value 88GLA - 03
Cr 64 7 ug/g 18 Recommended value 88GLA - 03
Cs 4 0.2 ug/g 9 Certified value equivalent 88GLA - 03
Cu 30 3 ug/g 15 Recommended value 88GLA - 03
Dy 6.7 0.9 ug/g 10 Recommended value 88GLA - 03
Er 4.1 0.7 ug/g 6 Recommended value 88GLA - 03
Eu 1.71 0.12 ug/g 16 Certified value equivalent 88GLA - 03
F 595 27 ug/g 11 Certified value equivalent 88GLA - 03
Fe 4.82 0.16 % 25 Recommended value 88GLA - 03
Ga 21.2 1.4 ug/g 5 Provisional value 88GLA - 03
Gd 7.2 0.4 ug/g 14 Certified value equivalent 88GLA - 03
Ge 1.54 ug/g 2 Provisional value 88GLA - 03
Hf 8.3 0.2 ug/g 8 Certified value equivalent 88GLA - 03
Hg 0.023 ug/g 1 Provisional value 88GLA - 03
Ho 1.5 0.3 ug/g 6 Recommended value 88GLA - 03
In 0.12 ug/g 1 Provisional value 88GLA - 03
Ir < 6.8 ug/g 1 Provisional value 88GLA - 03
K 2.72 0.08 % 22 Recommended value 88GLA - 03
La 42 3 ug/g 19 Recommended value 88GLA - 03
Li 34 3 ug/g 5 Provisional value 88GLA - 03
Lu 0.53 0.11 ug/g 11 Recommended value 88GLA - 03
Mg 1.02 0.06 % 17 Recommended value 88GLA - 03
Mn 880 60 ug/g 28 Recommended value 88GLA - 03
Mo 0.25 0.14 ug/g 6 Provisional value 88GLA - 03
Na 1.52 0.07 % 23 Recommended value 88GLA - 03
Nb 18 3 ug/g 9 Recommended value 88GLA - 03
Nd 40 4 ug/g 19 Recommended value 88GLA - 03
Ni 38 8 ug/g 18 Provisional value 88GLA - 03
Os < 22 ug/g 1 Provisional value 88GLA - 03
P 690 110 ug/g 15 Recommended value 88GLA - 03
Pb 25 2 ug/g 8 Recommended value 88GLA - 03
Pd 0.0011 ug/g 2 Provisional value 88GLA - 03
Pr 9.8 1.1 ug/g 7 Recommended value 88GLA - 03
Pt 0.0011 ug/g 1 Provisional value 88GLA - 03
Rb 127 7 ug/g 12 Recommended value 88GLA - 03
Re < 10 ug/g 1 Provisional value 88GLA - 03
Rh < 0.0001 ug/g 1 Provisional value 88GLA - 03
Ru 0.46 ug/g 1 Provisional value 88GLA - 03
S 650 110 ug/g 8 Recommended value 88GLA - 03
Sb 0.54 0.05 ug/g 10 Recommended value 88GLA - 03
Sc 17 2 ug/g 15 Recommended value 88GLA - 03
Se 0.032 0.006 ug/g 4 Provisional value 88GLA - 03
Si 30.75 0.2 % 16 Certified value equivalent 88GLA - 03
Sm 8.2 0.5 ug/g 20 Certified value equivalent 88GLA - 03
Sn 2.98 0.18 ug/g 7 Certified value equivalent 88GLA - 03
Sr 183 9 ug/g 15 Certified value equivalent 88GLA - 03
Ta 1.21 0.19 ug/g 9 Recommended value 88GLA - 03
Tb 1.18 0.14 ug/g 11 Recommended value 88GLA - 03
Te 0.0062 ug/g 2 Provisional value 88GLA - 03
Th 12.1 0.9 ug/g 11 Recommended value 88GLA - 03
Ti 6050 220 ug/g 20 Certified value equivalent 88GLA - 03
Tl 0.7 0.15 ug/g 3 Provisional value 88GLA - 03
Tm 0.65 0.1 ug/g 9 Recommended value 88GLA - 03
U 3.14 0.2 ug/g 8 Certified value equivalent 88GLA - 03
V 102 12 ug/g 13 Recommended value 88GLA - 03
W 0.8 0.06 ug/g 6 Recommended value 88GLA - 03
Y 40 6 ug/g 12 Recommended value 88GLA - 03
Yb 4 0.7 ug/g 18 Recommended value 88GLA - 03
Zn 103 8 ug/g 15 Recommended value 88GLA - 03
Zr 290 30 ug/g 9 Recommended value 88GLA - 03
_________________________________________________________________________________
Material Production Reference:

F. J. Flanagan (1976), 1972 Compilation of Data on USGS Standards, USGS Professional Paper 840, pp. 131-183.
Data Source Reference:

E. S. Gladney and I. Roelandts (1988), 1987 Compilation of Elemental Concentration Data for USGS BHVO-1, MAG-1, QLO-1,

RGM-1, SCo-1, SDC-1, SGR-1 and STM-1, Geostandards Newsletter, 12: 253-362.