NGDB rock sample M184021

Field Value
Unique Sample ID Number M184021
Analytical Job Number LZ01
Submitter Name Ford, Arthur B.
Date Submitted 19880628
Field Number 87AF120B
State AK
Latitude 58.45778
Longitude -134.98833
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);; pyroxene (?) greenstone;
Geologic Age or Range Permian--Cretaceous
Stratigraphic Unit Name HUMP ISLAND
Type of Metamorphism regional
Metamorphic Facies or Grade greenschist
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Geologic map unit -134.98833, 58.45778
Nearby scientific data Find additional scientific data near this location
Element Measured value Units of measure Analytical method
LOI 1.34 percent by weight (unknown method)
H2O+ 2.47 percent bound water (unknown method)
H2O- 0.05 percent moisture (unknown method)
CO2 0.62 percent by weight Titration
Sodium 0.58 percent by weight INAA
Na2O 0.85 percent by weight XRF
MgO 11.4 percent by weight XRF
Al2O3 11.4 percent by weight XRF
SiO2 47.3 percent by weight XRF
P2O5 0.3 percent by weight XRF
K2O 1 percent by weight XRF
CaO 13.5 percent by weight XRF
Scandium 43.3 ppm by weight INAA
44 ppm by weight ICP-AES
TiO2 0.86 percent by weight XRF
Vanadium 300 ppm by weight ICP-AES
Chromium 472 ppm by weight INAA
455 ppm by weight ICP-AES
MnO 0.17 percent by weight XRF
Iron 7.49 percent by weight INAA
FeO 6.55 percent by weight Titration
FeTO3 10.7 percent Fe2O3 by weight XRF
Cobalt 45.3 ppm by weight INAA
36 ppm by weight ICP-AES
Nickel 147 ppm by weight INAA
162 ppm by weight ICP-AES
Copper 150 ppm by weight ICP-AES
Rubidium L10 ppm by weight XRF
20.3 ppm by weight INAA
Strontium 200 ppm by weight XRF
L210 ppm by weight INAA
Yttrium 12 ppm by weight XRF
Zirconium 58 ppm by weight XRF
63 ppm by weight INAA
Niobium L10 ppm by weight XRF
Antimony 2.24 ppm by weight INAA
Cesium 0.729 ppm by weight INAA
Barium 385 ppm by weight XRF
348 ppm by weight INAA
Lanthanum L30 ppm by weight XRF
7.83 ppm by weight INAA
Cerium L30 ppm by weight XRF
17.1 ppm by weight INAA
Neodymium 11.6 ppm by weight INAA
Samarium 3.18 ppm by weight INAA
Europium 0.944 ppm by weight INAA
Terbium 0.413 ppm by weight INAA
Ytterbium 1.59 ppm by weight INAA
Lutetium 0.246 ppm by weight INAA
Hafnium 1.36 ppm by weight INAA
Tantalum 0.144 ppm by weight INAA
Thorium 1.01 ppm by weight INAA
Uranium 0.582 ppm by weight INAA