Cross Lake Project (1983-86)
Geologist P.G. Lenton
Year 86
STATION 6104
EASTING 574969
NORTHING 6046478
ZONE 14
DATUM NAD83
Date of mapping 06/09/1986
STRUCTURAL DATA
Structure type | Strike | Dip | Separation |
---|---|---|---|
schistosity | 299 | 61 |
-contact between pink augen granite and grey feld. porphyry
PETROLOGIC DATA
Rock Number: 1
-well fol. augened feldspar porphyry
-no visable FC but has one blood red GR (see sample)-in contact with pink leuc. augen granite and interlayered but as usual no gneiss grey porphyry older leased on texture, appearance and gritty feeling
-BO+MB wrap around poorly white to pink K-feldspar phenos upto 5cm x 3m??
Mineral | Abundance (%) |
---|
muscovite |
garnet |
Rock Number: 2
-some pink quartz rich (39 to 35%) granite with BO+MV
-no FC visable
-appears to be the minor phase here with grey porphyry dominant to south
-I feel that this intrudes grey porphyry dominant as a series of sills but exposure too small to be certain
Manitoba Geological Survey, 2017