Pfahlerts Reef, Wilberforce Valley, Selwyn District, Canterbury Region, South Island, New Zealand
| Latitude & Longitude (WGS84): | 42° 58' 33'' South , 171° 19' 21'' East |
|---|---|
| Latitude & Longitude (decimal): | -42.97599,171.32260 |
| KΓΆppen climate type: | Cfb : Temperate oceanic climate |
75 metres x 1.5 metres. Named after early 20th Century prospector in the area George Pfahlert. The southern most of the reefs, across Snowy Creek, where it divides in two.
Mineral List
7 valid minerals.
Regional Geology
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
| Jurassic - Triassic 145 - 252.17 Ma ID: 3185705 | Mesozoic sedimentary and volcanic rocks Age: Mesozoic (145 - 252.17 Ma) Stratigraphic Name: Torlesse Supergroup Lithology: Mafic volcanic rocks; basalt; chert,greywacke,argillite,limestone Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154] |
| Jurassic - Triassic 145 - 252.17 Ma ID: 1309391 | Rakaia Terrane Triassic-Jurassic TZIIA semischist Age: Mesozoic (145 - 252.17 Ma) Stratigraphic Name: Torlesse Supergroup Description: Semischistose (TZIIA) quartzofeldspathic sandstone, siltstone and mudstone with minor conglomerate beds, volcanic horizons and chert. Comments: Eastern Province (Rakaia Terrane) Rocks Lithology: Semischist, conglomerate, igneous rock, chert Reference: Edbrooke, S.W., Heron, D.W., Forsyth, P.J., Jongens, R. (compilers). Geology Map of New Zealand 1:1 000 000. GNS Science Geological Map 2. [12] |
| Hettangian - Anisian 199.3 - 247.2 Ma ID: 1334739 | Undifferentiated Rakaia Terrane Triassic TZIIA semischist Age: Mesozoic (199.3 - 247.2 Ma) Stratigraphic Name: Rakaia Terrane Description: Slightly foliated or cleaved; greywacke sandstone and argillitic mudstone; low-grade metatuff and metachert; TZIIA. Comments: Basement (Eastern Province) metamorphic rocks. Age based on Paleontology/struct infer/FT U-Th dating, J or lK-TT metamorphis Lithology: Major:: {sandstone},Minor:: {mudstone, siltstone, tuff, chert} Reference: Heron, D.W. . Geology Map of New Zealand 1:250 000. GNS Science Geological Map 1. [13] |
Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License
References
