Ontario Geological Survey
Permanent Link to this Record:
MDI52G05NW00008
| Record Name(s) | Raleigh Lake Pegmatite 3 - 2004 |
|---|---|
| Related Record Type | Simple |
| Related Record(s) | |
| Record Status | Occurrence |
| Date Created | 2004-Feb-11 |
| Date Last Modified | 2023-May-24 |
| Created By | |
| Revised By |
Primary Commodities: Tantalum, Rubidium
Secondary Commodities: Niobium, Cesium
Township or Area: Raleigh Lake Area
Latitude: 49° 24' 38.21" Longitude: -91° 56' 36.21"
UTM Zone: 15 Easting: 576645 Northing: 5473640 UTM Datum: NAD83
Resident Geologist District: Kenora
NTS Grid: 52G05NW
Point Location Description: N/A
Location Method: Based on Assessment
1999: sampling. 2000: sampling.
| Office File Number | Online Assessment File Identifier | Online Assessment File Directory |
|---|---|---|
| 2.22429 / 52G05NW K-4 | 52G05NW2005 | 52G05NW2005 |
| 2.19511 / 52G05NW K-1 | 52G05NW2002 | 52G05NW2002 |
| 2.20005 / 52G05NW K-2 | 52G05NW2003 | 52G05NW2003 |
Province: Superior
Subprovince: Wabigoon
Belt: Raleigh Lake
Geological Age: Archean
Dec 08, 2022 (Q Unknown) - Grab samples from 1999 lithogeochem survey found 3 samples (556201-203) with values of 0.31- 0.69% Rb2O5 and 328-588 ppm Cs and elevated Nb (59 ppm); laterly known as pegmatite 3. One other sample (556324) yielded 870 ppm Li and 165 ppm Rb; 100m east of Pegmatite 3. (KAF 52G05NW K-1) Grab samples from 2000 sampling yielded surface sample of 0.022% Ta2O5. Drill hole RL99-04 yielded 0.022% Ta2O5 and 0.245% Rb2O over 2.45m. (KAF 52G05NW K-2) Core samples from drill hole RL01-07 yielded a 1.20m intersection with 0.018% Ta2O5 and 345-1020 ppm Li. (KAF 52G05NW K-4).
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