| Field | Value |
|---|---|
| Unique Sample ID Number | M172951 |
| Analytical Job Number | LR17 |
| Submitter Name | Brew, David A. |
| Date Submitted | 19860715 |
| Field Number | 86RN58A |
| State | AK |
| Latitude | 58.29944 |
| Longitude | -134.35611 |
| Source of Sample | outcrop |
| Collection Method | composite |
| Primary Classification | rock |
| Secondary Classification | metamorphic |
| Specific Name | greenschist |
| Additional Attributes and Comments | metasomatic; quartz absent; mafic (greenstone, greenschist, amphibolite);; carb-bio alt'd andesitic(?) grnschist; |
| Geologic Age or Range | Mesozoic undifferentiated |
| Stratigraphic Unit Name | GASTANEAU VOLCS. |
| Alteration | altrtn present |
| Metamorphic Facies or Grade | greenschist |
| (click for info) | |
| Geologic map unit | -134.35611, 58.29944 |
| Nearby scientific data | Find additional scientific data near this location |
| Element | Measured value | Units of measure | Analytical method |
|---|---|---|---|
| Gold | L0.1 | ppm by weight | AA (partial) |