NGDB rock sample M192271

Field Value
Unique Sample ID Number M192271
Analytical Job Number MF23
Submitter Name Ford, Arthur B.
Date Submitted 19900607
Field Number 88AF003A
State AK
Latitude 56.57056
Longitude -132.9675
Source of Sample outcrop
Collection Method single/grab
Primary Classification rock
Secondary Classification metamorphic
Specific Name greenstone
Additional Attributes and Comments not metasomatic; quartz unknown; mafic (greenstone, greenschist, amphibolite);; greenstone;
Geologic Age or Range Mesozoic undifferentiated
Stratigraphic Unit Name GRAVINA BELT
Type of Metamorphism regional
Metamorphic Facies or Grade greenschist
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Geologic map unit -132.9675, 56.57056
Nearby scientific data Find additional scientific data near this location
Element Measured value Units of measure Analytical method
LOI 2.09 percent by weight (unknown method)
H2O+ 2.88 percent bound water (unknown method)
H2O- 0.19 percent moisture (unknown method)
CO2 L0.01 percent by weight Titration
Sodium 1.88 percent by weight INAA
Na2O 2.54 percent by weight XRF
MgO 6.45 percent by weight XRF
Al2O3 15.3 percent by weight XRF
SiO2 46.6 percent by weight XRF
P2O5 0.16 percent by weight XRF
K2O 0.93 percent by weight XRF
CaO 10 percent by weight XRF
Scandium 43.3 ppm by weight INAA
TiO2 1.9 percent by weight XRF
Chromium 255 ppm by weight XRF
233 ppm by weight INAA
MnO 0.2 percent by weight XRF
Iron 9.58 percent by weight INAA
FeO 9.35 percent by weight Titration
FeTO3 13.6 percent Fe2O3 by weight XRF
Cobalt 44.2 ppm by weight INAA
Nickel 98 ppm by weight XRF
90.3 ppm by weight INAA
Copper 132 ppm by weight XRF
Zinc 116 ppm by weight XRF
109 ppm by weight INAA
Arsenic 51.9 ppm by weight INAA
Rubidium 16 ppm by weight XRF
21.4 ppm by weight INAA
Strontium 310 ppm by weight XRF
330 ppm by weight INAA
Yttrium 32 ppm by weight XRF
Zirconium 120 ppm by weight XRF
137 ppm by weight INAA
Niobium 10 ppm by weight XRF
Ruthenium 0.7 ppb by weight Fire Assay
Rhodium 1.1 ppb by weight Fire Assay
Palladium 22 ppb by weight Fire Assay
Antimony 1.04 ppm by weight INAA
Cesium 1.34 ppm by weight INAA
Barium 230 ppm by weight XRF
238 ppm by weight INAA
Lanthanum 46 ppm by weight XRF
7.12 ppm by weight INAA
Cerium 34 ppm by weight XRF
19.9 ppm by weight INAA
Neodymium 13.9 ppm by weight INAA
Samarium 4.4 ppm by weight INAA
Europium 1.45 ppm by weight INAA
Gadolinium 5.28 ppm by weight INAA
Terbium 0.833 ppm by weight INAA
Thulium 0.447 ppm by weight INAA
Ytterbium 2.75 ppm by weight INAA
Lutetium 0.422 ppm by weight INAA
Hafnium 2.92 ppm by weight INAA
Tantalum 0.583 ppm by weight INAA
Tungsten 0.66 ppm by weight INAA
Iridium L0.5 ppb by weight Fire Assay
Platinum 7.8 ppb by weight Fire Assay
Gold 5.58 ppb by weight INAA
0.004 ppm by weight AA
Thorium 0.528 ppm by weight INAA
Uranium 0.185 ppm by weight INAA