Milford quarry (National Gypsum quarry), East Milford, Halifax Co., Nova Scotia, Canada
|Latitude & Longitude (WGS84):||45° 0' 46'' North , 63° 25' 5'' West|
|Latitude & Longitude (decimal):||45.01302,-63.41822|
The largest gypsum quarry in the world. In operation since 1954. In 2015 it received approval for an expansion that would allow mining for at least 20 more years.
The gypsum it sent by train to Bedford Basin where it is loaded onto boats and sent to the United States for processing into wallboard.
In 1991 a mastodon skeleton was found at the quarry.
3 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
323.2 - 358.9 Ma
|White Quarry, Stewiacke, Carrolls Corner, Macumber and Gays River Formations|
Age: Mississippian (323.2 - 358.9 Ma)
Stratigraphic Name: White Quarry Formation; Stewiacke Formation; Carrolls Corner Formation; Macumber Formation; Gays River Formation
Description: Anhydrite, salt, marine dolostone and limestone (Viséan (Arundian), A subzone fauna and spores); includes the White Quarry Formation, Stewiacke Formation, Carrolls Corner Formation, Macumber Formation, and Gays River Formation; angular unconformity on Cheverie Formation, Devonian granitoids and Meguma Group
Reference: Kippie, J.D. (compiler), B.E. Fisher, J.C. Poole. Geological Map of the Province of Nova Scotia, Scale 1:500 000. Nova Scotia Department of Natural Resources.