Cygnet district, Huon-Channel region, Huon Valley municipality, Tasmania, Australia
|Latitude & Longitude (WGS84):||43° 9' 39'' South , 147° 4' 35'' East|
|Latitude & Longitude (decimal):||-43.16091,147.07641|
This district is notable for a Cretaceous alkaline intrusive complex, with numerous syenite intrusions and sanidine porphyry dykes, some containing feldspathoids, garnet, scapolite and various uncommon minerals. There is also some associated gold mineralisation, locally with Pb+/-Cu+/-Mo .
Mineral ListMineral list contains entries from the region specified including sub-localities
75 valid minerals.
Rock Types Recorded
Rock list contains entries from the region specified including sub-localities
Select Rock List TypeAlphabetical List Tree Diagram
Entries shown in red are rocks recorded for this region.
This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.
Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org
|Permian - Pennsylvanian|
252.17 - 323.2 Ma
|Lower Parmeener Supergroup|
Age: Paleozoic (252.17 - 323.2 Ma)
Stratigraphic Name: Lower Parmeener Supergroup
Comments: sedimentary siliciclastic; synthesis of multiple published descriptions
Lithology: Sedimentary siliciclastic
Reference: Raymond, O.L., Liu, S., Gallagher, R., Zhang, W., Highet, L.M. Surface Geology of Australia 1:1 million scale dataset 2012 edition. Commonwealth of Australia (Geoscience Australia). 
Localities in this Region
Taheri, J., and Bottrill, R. S., 1998, Porphyry and Sedimentary-hosted Gold Deposits near Cygnet: New Styles of Gold Mineralisation in Tasmania: Unpub Rept, Mineral Resources Tasmania. 1999/1
Bottrill, R.S., Everard, J.L. and Taheri, J., 2014. Cretaceous Igneous Rocks. In: Corbett, K.D., Quilty, P.G. and Calver, C.R. (editors), Section 10.3. Geological Evolution of Tasmania. Geological Society of Australia Special Publication 24, Geological Society of Australia (Tasmania Division), 453–463.