AGDB2 rock sample W223184

(metamorphic, slate)

Field Value
Lab ID W223184
Field ID 83EW018B
Job ID BK71
Sample submitter Brew, David A.
Project name Juneau AMRAP
Date submitted 9/13/1983 0:00:00
Country United States
State AK
Map quadrangle Juneau
Geographic latitude 58.30778
Geographic longitude -134.34167
Sample source mine/quarry
Collection method grab/single
Primary media type rock
Secondary media type metamorphic
Sample media name slate
Sample comment pyrite-quartz-veined slate
Additional sample attributes not metasomatic;
Geologic age Permian--Cretaceous
Mineralization type vein
Metamorphic setting regional
Metamorphic facies or grade greenschist
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Geologic map unit -134.34167, 58.30778
Nearby scientific data Find additional scientific data near this location
Element Measured value Units of measure Analytical method
Chromium <270 parts per million by weight WDX_Fuse
Element Value Units Technique Digestion Decomposition Laboratory
Sulfur <0.02 pct XRF T LiBO2-Li2B4O7 fusion USGS-BAL
Sulfur <0.02 pct XRF T LiBO2-Li2B4O7 fusion USGS-BAL
Chromium <270 ppm XRF T LiBO2-Li2B4O7 fusion USGS-BAL
Al2O3 5.69 pct XRF T LiBO2-Li2B4O7 fusion USGS-BAL
CaO 0.43 pct XRF T LiBO2-Li2B4O7 fusion USGS-BAL
FeO 1.6 pct TT T HF-H2SO4 USGS-BAL
FeTO3 2.47 pct XRF T LiBO2-Li2B4O7 fusion USGS-BAL
K2O 1.33 pct XRF T LiBO2-Li2B4O7 fusion USGS-BAL
LOI 1.02 pct GV T combustion USGS-BAL
MgO 1.18 pct XRF T LiBO2-Li2B4O7 fusion USGS-BAL
MnO L0.02 pct XRF T LiBO2-Li2B4O7 fusion USGS-BAL
Na2O 0.41 pct XRF T LiBO2-Li2B4O7 fusion USGS-BAL
P2O5 L0.05 pct XRF T LiBO2-Li2B4O7 fusion USGS-BAL
SiO2 86.6 pct XRF T LiBO2-Li2B4O7 fusion USGS-BAL
TiO2 0.25 pct XRF T LiBO2-Li2B4O7 fusion USGS-BAL