| Principal periods worked | 1925, WWII |
|---|---|
| Workings | 7 cuts, stopes, adit, inclines, in the area 100 by 450. |
| Description of muscovite | Reddish-brown, clear, biotite intergrowths. |
| Production | Large sheet |
| Shape | Lenses |
| Size | >1-12 T, >110 L. |
| Strike | NE |
| Dip | SE |
| Plunge | S |
| Relation to wallrock | Concordant |
| Wallrock | Interlayered hornblende and biotite gneiss |
| Remarks | Pl-Q-M-B pegmatite, medium to coarse grained; accessory allanite, apatite, garnet. |
| Source of information | USGS, OF |
| WWI | World War I |
| WWII | World War II |
| int | intermittent |
| Small | < 500 lb |
| Moderate | 500-10,000 lb |
| Large | > 10,000 lb |
| D | depth |
| L | length |
| T | thickness |
| avg | average |
| B | biotite |
| F | feldspar |
| M | muscovite |
| P | perthite |
| Pl | plagioclase |
| Q | quartz |
| CMC | Colonial Mica Corporation |
| DMEA | Defense Minerals Exploration Administration |
| OME | Office of Minerals Exploration |
| USGS | U.S. Geological Survey |
| OF | USGS open-file reports and maps |