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

Planar Structures:
Structure type | Strike | Dip | Separation
schistosity | 299 | 61 |

-contact between pink augen granite and grey feld. porphyry

PETROLOGIC DATA

Rock Number: 1

Rock Type:
Field Description:

-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??

Minerals of Note
Mineral | Abundance (%)
muscovite
garnet

Rock Number: 2

Rock Type: granite
Descriptors:
augened
leucocratic
Field Description:

-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