Trumbull, Fairfield Co., Connecticut, USA
|Latitude & Longitude (WGS84):||41° 14' 34'' North , 73° 12' 4'' West|
|Latitude & Longitude (decimal):||41.2427777778, -73.2011111111|
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Mindat ArticlesXRF Analysis of Topaz-Bearing Hydrothermal Veins in Trumbull, Connecticut by Jeremy Zolan
Mineral ListMineral list contains entries from the region specified including sub-localities
|Devonian - Silurian358.9 - 443.8 Ma||Silurian-Devonian sedimentary|
|Silurian-Devonian358.9 - 443.8 Ma||Silurian-Devonian sedimentary rocks|
|Middle Ordovician - Early Ordovician458.4 - 485.4 Ma||Carringtons Pond Member [of Trap Falls Formation]|
Carringtons Pond Member [of Trap Falls Formation] - Interlayered medium- to dark-gray, rusty-weathering, medium-grained schist and light-gray, fine- to medium-grained gneiss, composed of quartz, sodic plagioclase, biotite, muscovite, and garnet; schist locally contains sillimanite or kyanite; gneiss locally contains K-feldspar; amphibolite layers common.
Part of Central Lowlands; Iapetus (Oceanic) Terrane - Connecticut Valley Synclinorium; Hartland Belt. Part of Hawley Formation and equivalent formations (includes Trap Falls and Cobble Mountain Formations) (Middle Ordovician).
References for regional geology:
Data provided by Macrostrat.org
Garrity, C.P., and Soller, D.R.,. Database of the Geologic Map of North America: adapted from the map by J.C. Reed, Jr. and others (2005). U.S. Geological Survey Data Series 424 .
USGS compilers. State geologic map data. State Maps.
Geological Survey of Canada. Generalized geological map of the world and linked databases. doi:10.4095/195142. Open File 2915d.
86 valid minerals.