Cross Lake Project (1983-86)
Geologist P.G. Lenton
Year 84
STATION 5491
EASTING 576593
NORTHING 6041943
ZONE 14
DATUM NAD83
Date of mapping 06/28/1984
STRUCTURAL DATA
Structure type | Strike | Dip | Separation |
---|---|---|---|
schistosity | 61 | 79 |
-chose since last station augen GRDR with varying proportions of volcanic and gabbroic rock
-photos of agmatite of ultramafics in GRDR
PETROLOGIC DATA
Rock Number: 1
-at this location there is 20+ m exposure of ultramafic agmatitized in augen GRDR
Rock Number: 2
-agmatized inclusions vary from leuco gabbro of peridotite and possible picrite
-sample of most mafic possible picrite
-most agmatite is dilational explosion type
Mineral | Abundance (%) |
---|
chlorite |
hornblende |
pyroxene |
Manitoba Geological Survey, 2017