Field | Value |
---|---|
Unique Sample ID Number | W223192 |
Analytical Job Number | BK71 |
Submitter Name | Brew, David A. |
Date Submitted | 19830913 |
Field Number | 83EW021C |
State | AK |
Latitude | 58.29861 |
Longitude | -134.33611 |
Source of Sample | mine/quarry |
Collection Method | single/grab |
Primary Classification | rock |
Secondary Classification | metamorphic |
Specific Name | greenstone |
Additional Attributes and Comments | not metasomatic;; pyrite-quartz-veined massive greenstone; |
Geologic Age or Range | Permian--Cretaceous |
Mineralization Type | vein |
Type of Metamorphism | regional |
Metamorphic Facies or Grade | greenschist |
(click for info) | |
Geologic map unit | -134.33611, 58.29861 |
Nearby scientific data | Find additional scientific data near this location |
Element | Measured value | Units of measure | Analytical method |
---|---|---|---|
Na2O | 1.78 | percent by weight | XRF |
MgO | 5.36 | percent by weight | XRF |
Al2O3 | 11.3 | percent by weight | XRF |
SiO2 | 49.9 | percent by weight | XRF |
P2O5 | 0.1 | percent by weight | XRF |
K2O | 0.87 | percent by weight | XRF |
CaO | 9.48 | percent by weight | XRF |
TiO2 | 1.04 | percent by weight | XRF |
MnO | 0.18 | percent by weight | XRF |
FeO | 7 | percent by weight | Titration |
FeTO3 | 8.8 | percent Fe2O3 by weight | XRF |