Field | Value |
---|---|
Unique Sample ID Number | M186068 |
Analytical Job Number | MA63 |
Submitter Name | Riehle, James R. |
Date Submitted | 19881213 |
Field Number | 88ARJ075B |
State | AK |
Latitude | 55.19444 |
Longitude | -160.56944 |
Source of Sample | outcrop |
Collection Method | single/grab |
Primary Classification | rock |
Secondary Classification | igneous |
Specific Name | dacite |
Additional Attributes and Comments | dacite tuff; |
Geologic Age or Range | Tertiary undifferentiated |
Igneous Structural Setting | pyroclastic |
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Geologic map unit | -160.56944, 55.19444 |
Nearby scientific data | Find additional scientific data near this location |
Element | Measured value | Units of measure | Analytical method |
---|---|---|---|
LOI | 4.46 | percent by weight | (unknown method) |
H2O+ | 2.01 | percent bound water | (unknown method) |
H2O- | 2.09 | percent moisture | (unknown method) |
CO2 | 0.02 | percent by weight | Titration |
Na2O | 2.82 | percent by weight | XRF |
MgO | 1.61 | percent by weight | XRF |
Al2O3 | 13.6 | percent by weight | XRF |
SiO2 | 68.3 | percent by weight | XRF |
P2O5 | 0.1 | percent by weight | XRF |
K2O | 2.01 | percent by weight | XRF |
CaO | 2.86 | percent by weight | XRF |
TiO2 | 0.31 | percent by weight | XRF |
Chromium | L20 | ppm by weight | XRF |
MnO | 0.1 | percent by weight | XRF |
FeO | 0.3 | percent by weight | Titration |
FeTO3 | 3.58 | percent Fe2O3 by weight | XRF |
Nickel | L20 | ppm by weight | XRF |
Copper | 36 | ppm by weight | XRF |
Zinc | 46 | ppm by weight | XRF |
Rubidium | 44 | ppm by weight | XRF |
Strontium | 230 | ppm by weight | XRF |
Yttrium | 12 | ppm by weight | XRF |
Zirconium | 100 | ppm by weight | XRF |
Niobium | L10 | ppm by weight | XRF |
Barium | 710 | ppm by weight | XRF |
Lanthanum | 48 | ppm by weight | XRF |
Cerium | 30 | ppm by weight | XRF |