NGDB rock sample M140023

Field Value
Unique Sample ID Number M140023
Analytical Job Number KJ72
Submitter Name Silberman, Miles L.
Date Submitted 19790611
Field Number AR9L
State AK
Latitude 67.25
Longitude -156.5
Source of Sample outcrop
Collection Method single/grab
Primary Classification rock
Secondary Classification metamorphic
Specific Name metarhyolite
Additional Attributes and Comments not metasomatic; quartz present; feldspathic (granite gneiss, syenite gneiss, biotite gneiss);; meta-rhyolite schist;
Stratigraphic Unit Name BUTTON SCHIST
Type of Metamorphism regional
Metamorphic Facies or Grade greenschist
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Geologic map unit -156.5, 67.25
Nearby scientific data Find additional scientific data near this location
Element Measured value Units of measure Analytical method
Lithium L100 ppm by weight E-Spec
Beryllium L0.7 ppm by weight E-Spec
Boron L2 ppm by weight E-Spec
Sodium 0.7 percent by weight E-Spec
Magnesium 0.3 percent by weight E-Spec
Aluminum 10 percent by weight E-Spec
Silicon G10 percent by weight E-Spec
Phosphorus L0.15 percent by weight E-Spec
Potassium 7 percent by weight E-Spec
Calcium 0.2 percent by weight E-Spec
Scandium 10 ppm by weight E-Spec
Titanium 0.3 percent by weight E-Spec
Vanadium 20 ppm by weight E-Spec
Chromium 30 ppm by weight E-Spec
Manganese 100 ppm by weight E-Spec
Iron 1.5 percent by weight E-Spec
Cobalt 5 ppm by weight E-Spec
Nickel 10 ppm by weight E-Spec
Copper 15 ppm by weight E-Spec
Zinc L15 ppm by weight E-Spec
Gallium L0.7 ppm by weight E-Spec
Germanium L7 ppm by weight E-Spec
Arsenic L100 ppm by weight E-Spec
Rubidium 205 ppm by weight XRF
Strontium 54 ppm by weight XRF
50 ppm by weight E-Spec
Yttrium 20 ppm by weight E-Spec
Zirconium 150 ppm by weight E-Spec
Niobium 20 ppm by weight E-Spec
Molybdenum L2 ppm by weight E-Spec
Palladium L1 ppm by weight E-Spec
Silver L0.7 ppm by weight E-Spec
Cadmium L7 ppm by weight E-Spec
Indium L1.5 ppm by weight E-Spec
Tin 7 ppm by weight E-Spec
Antimony L15 ppm by weight E-Spec
Tellurium L300 ppm by weight E-Spec
Barium 1500 ppm by weight E-Spec
Lanthanum 50 ppm by weight E-Spec
Cerium 100 ppm by weight E-Spec
Praseodymium L20 ppm by weight E-Spec
Neodymium L20 ppm by weight E-Spec
Samarium L50 ppm by weight E-Spec
Europium L1 ppm by weight E-Spec
Ytterbium 5 ppm by weight E-Spec
Hafnium L50 ppm by weight E-Spec
Tantalum L50 ppm by weight E-Spec
Tungsten L10 ppm by weight E-Spec
Rhenium L7 ppm by weight E-Spec
Platinum L5 ppm by weight E-Spec
Gold L7 ppm by weight E-Spec
Thallium L3 ppm by weight E-Spec
Lead 20 ppm by weight E-Spec
Bismuth L7 ppm by weight E-Spec
Thorium L150 ppm by weight E-Spec
Uranium L150 ppm by weight E-Spec