Unnamed Zeolite occurrence (1), Wadsworth Falls, Middlefield, Middlesex Co., Connecticut, USA
|Latitude & Longitude (WGS84):||41° 31' 35'' North , 72° 41' 45'' West|
|Latitude & Longitude (decimal):||41.5263888889, -72.6958333333|
Gas pockets in the Hampden Basalt containing small zeolite minerals.
2 valid minerals.
This 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 data will improve over time as more accurate maps and data sets are added.
|Early Jurassic174.1 - 201.3 Ma||Holyoke Basalt|
Holyoke Basalt - Greenish-gray to black (weathers bright orange to brown), fine- to coarse-grained, grading from basalt near contacts to gabbro in the interior, composed of pyroxene and plagioclase with accessory opaques and locally olivine or devitrified glass.
Part of Central Lowlands; Newark Terrane - Hartford and Pomperaug Mesozoic Basins Part of Newark Supergroup (Upper Triassic and Lower Jurassic) Part of Meriden Formation of Krynine (1950) (Lower Jurassic); CT005.
|Triassic201.3 - 252.17 Ma||Triassic sedimentary rocks|
|Triassic201.3 - 252.17 Ma||Triassic sedimentary|
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.