1
7
JK-a
SANDSTONE
SILT
Fine-med. gr. silty sandstone
Strat Unit Name
Algebuckina Sandstone
Strat Unit Description
Sandstone, fine to coarse-grained, with granule and pebble layers, and shale intraclasts. Cross-bedded.
GIS Code
JK---a
7
9
Mth
MICROGRANITE
Porphyritic microgranite
Strat Unit Name
Hiltaba Suite
Strat Unit Description
Granite, syenite, quartz monzonite, granodiorite, monzodiorite: coarse, megacrystic to equigranular, to fine-grained, granophyric, equigranular or porphyritic. Undeformed to locally strongly deformed. Minor mafic to ultramafic intrusive rocks. I to A-type, ~1600-1575 Ma.
GIS Code
M-th