| Quadrangle map, 1:250,000-scale | DE |
|---|---|
| Quadrangle map, 1:63,360-scale | D-1 |
| Latitude | 54.8195 |
| Longitude | -132.0253 |
| Nearby scientific data | Find additional scientific data near this location |
| Location and accuracy | This prospect consists of one or more claims at an elevation of about 2,200 feet. The area is 1.3 mile north of McLean Arm, probably in the W1/2 of section 30, T. 81 S., R. 90 E. The location is a general one and the site may anywhere within a mile or so of the coordinates. |
Geologic descriptionIn 1958, Utah Construction Company staked one or more claims on a magnetic anomaly identified from an aeromagnetic survey (MacKevett, 1963). Magnetite is associated with hornblende-rich phases of Silurian or Ordovician quartz monzonite or diorite (Gehrels, 1992). | |
| Geologic map unit | (-132.026962703521, 54.8191562386976) |
|---|---|
| Mineral deposit model | Concentration of magnetite minerals in granitic rocks. |
| Age of mineralization | Magnetite in Silurian or Ordovician granitic rocks. |
| Workings or exploration | None; claims staked on an anomaly determined from an aeromagnetic survey. |
|---|---|
| Indication of production | None |
References | |
| Reporters | D.J. Grybeck (Applied Geology) |
|---|---|
| Last report date | 9/1/2003 |