Field | Value |
---|---|
Lab ID | M172874 |
Field ID | 86RN02 |
Job ID | LR13 |
Sample submitter | Brew, David A. |
Project name | Juneau AMRAP |
Date submitted | 7/15/1986 0:00:00 |
Country | United States |
State | AK |
Map quadrangle | Juneau |
Geographic latitude | 58.29083 |
Geographic longitude | -134.34417 |
Sample source | outcrop |
Collection method | composite |
Primary media type | rock |
Secondary media type | metamorphic |
Sample media name | greenschist |
Sample comment | alt'd andesitic(?) grnschst |
Additional sample attributes | metasomatic; quartz unknown; mafic (greenstone, greenschist, amphibolite) |
Geologic age | Mesozoic undifferentiated |
Stratigraphic unit | Gastineau Volcanic Grp |
Mineralization type | contact metamorphic |
Alteration type | altered |
Metamorphic facies or grade | greenschist |
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Geologic map unit | -134.34417, 58.29083 |
Nearby scientific data | Find additional scientific data near this location |
Element | Measured value | Units of measure | Analytical method |
---|---|---|---|
Gold | <0.1 | parts per million by weight | AA_F_HBr |
Element | Value | Units | Technique | Digestion | Decomposition | Laboratory |
---|---|---|---|---|---|---|
Gold | L0.1 | ppm | AA | T | HBr-Br2 and MIBK | USGS-BAL |