Girtis Farm 109, Orange River, Warmbad, Karasburg District, Karas Region, Namibia
|Latitude & Longitude (WGS84):||28° 50' 41'' South , 18° 51' 42'' East|
|Latitude & Longitude (decimal):||-28.84496,18.86175|
|Köppen climate type:||BWh : Hot deserts climate|
Pale to dark amethyst quartz was mined sporadically on Girtis farm prior to the major finds of the late 1990's. The 'Kalkgat pocket' on Girtis comprised of superb large crystals of intense reddish-brown colour often on pink albite or as floater groups.
5 valid minerals.
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
|Neoproterozoic - Mesoproterozoic|
541 - 1600 Ma
|Mesoproterozoic-Neoproterozoic crystalline metamorphic rocks|
Age: Proterozoic (541 - 1600 Ma)
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.