Strat Unit Name
no description
Strat Unit Description
No description or log available (sample may or may not have been recovered).
GIS Code
------nd
31.7
157.3
Lw
SILTSTONE
Thinly bedded phyllitic micaceous siltstone containing traces of magnetite
Strat Unit Name
Willyama Supergroup
Strat Unit Description
Psammopelite; psammite; pelite; metasediments characterised by calc-silicate minerals and alkali feldspar, magnetite- or haematite-bearing; local iron formation, sulphidic metasediments, carbonate rocks. ~1720-1640 Ma.
GIS Code
L-w
157.3
184
Lw
SILTSTONE
HORNFELS
Interbedded phyllitic siltstone, siliceous hornfels and calc-silicate hornfels.
Strat Unit Name
Willyama Supergroup
Strat Unit Description
Psammopelite; psammite; pelite; metasediments characterised by calc-silicate minerals and alkali feldspar, magnetite- or haematite-bearing; local iron formation, sulphidic metasediments, carbonate rocks. ~1720-1640 Ma.
GIS Code
L-w
184
193.4
Lw
MINERALISED ROCK/ORE
Massive med.-coarse gr. pyrite. Some sections with pyrrhotite and magnetite. Tremolite and dolomite gangue.
Strat Unit Name
Willyama Supergroup
Strat Unit Description
Psammopelite; psammite; pelite; metasediments characterised by calc-silicate minerals and alkali feldspar, magnetite- or haematite-bearing; local iron formation, sulphidic metasediments, carbonate rocks. ~1720-1640 Ma.
GIS Code
L-w
193.4
203.5
Lw
MINERALISED ROCK/ORE
Massive and semi-massive pyrite in schistose dolomite-tremolite matrix.
Strat Unit Name
Willyama Supergroup
Strat Unit Description
Psammopelite; psammite; pelite; metasediments characterised by calc-silicate minerals and alkali feldspar, magnetite- or haematite-bearing; local iron formation, sulphidic metasediments, carbonate rocks. ~1720-1640 Ma.
GIS Code
L-w
203.5
215.2
Lw
MINERALISED ROCK/ORE
HORNFELS
Interbanded semi-massive pyrite and calc-silicate hornfels.
Strat Unit Name
Willyama Supergroup
Strat Unit Description
Psammopelite; psammite; pelite; metasediments characterised by calc-silicate minerals and alkali feldspar, magnetite- or haematite-bearing; local iron formation, sulphidic metasediments, carbonate rocks. ~1720-1640 Ma.
GIS Code
L-w
215.2
255
Lw
CALCSILICATE ROCK
HORNFELS
Laminated calc-silicate and siliceous hornfels with scattered veinlets of pyrrhotite and occ. chalcopyrite
Strat Unit Name
Willyama Supergroup
Strat Unit Description
Psammopelite; psammite; pelite; metasediments characterised by calc-silicate minerals and alkali feldspar, magnetite- or haematite-bearing; local iron formation, sulphidic metasediments, carbonate rocks. ~1720-1640 Ma.
GIS Code
L-w
255
272.6
Lw
HORNFELS
Laminated siliceous hornfels.
Strat Unit Name
Willyama Supergroup
Strat Unit Description
Psammopelite; psammite; pelite; metasediments characterised by calc-silicate minerals and alkali feldspar, magnetite- or haematite-bearing; local iron formation, sulphidic metasediments, carbonate rocks. ~1720-1640 Ma.
GIS Code
L-w