Field | Value |
---|---|
Unique Sample ID Number | M193271 |
Analytical Job Number | MF87 |
Submitter Name | Brew, David A. |
Date Submitted | 19900809 |
Field Number | 90RN123C |
State | AK |
Latitude | 58.29861 |
Longitude | -134.33333 |
Source of Sample | mine/quarry |
Collection Method | single/grab |
Primary Classification | rock |
Secondary Classification | metamorphic |
Specific Name | amphibolite |
Additional Attributes and Comments | metasomatism unknown; quartz absent; mafic (greenstone, greenschist, amphibolite);; amphibolite; |
Geologic Age or Range | Mesozoic undifferentiated |
Stratigraphic Unit Name | AJ METAGABBRO |
Type of Metamorphism | regional |
Metamorphic Facies or Grade | greenschist |
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Geologic map unit | -134.33333, 58.29861 |
Nearby scientific data | Find additional scientific data near this location |
Element | Measured value | Units of measure | Analytical method |
---|---|---|---|
LOI | 0.94 | percent by weight | (unknown method) |
H2O+ | 1.68 | percent bound water | (unknown method) |
H2O- | 0.04 | percent moisture | (unknown method) |
CO2 | 0.47 | percent by weight | Titration |
Na2O | 2.08 | percent by weight | XRF |
MgO | 8.38 | percent by weight | XRF |
Al2O3 | 14.7 | percent by weight | XRF |
SiO2 | 48.3 | percent by weight | XRF |
P2O5 | 0.12 | percent by weight | XRF |
K2O | 0.08 | percent by weight | XRF |
CaO | 11.5 | percent by weight | XRF |
TiO2 | 1.5 | percent by weight | XRF |
Chromium | 400 | ppm by weight | XRF |
MnO | 0.17 | percent by weight | XRF |
FeO | 9.1 | percent by weight | Titration |
FeTO3 | 12.4 | percent Fe2O3 by weight | XRF |
Nickel | 118 | ppm by weight | XRF |
Copper | 72 | ppm by weight | XRF |
Zinc | 80 | ppm by weight | XRF |
Rubidium | L10 | ppm by weight | XRF |
Strontium | 172 | ppm by weight | XRF |
Yttrium | 18 | ppm by weight | XRF |
Zirconium | 82 | ppm by weight | XRF |
Niobium | L10 | ppm by weight | XRF |
Barium | 48 | ppm by weight | XRF |
Lanthanum | L30 | ppm by weight | XRF |
Cerium | L30 | ppm by weight | XRF |