362 UNITED STATES MINERAL RESOURCES 



Table 69. — Principal sources and some potential sources of high-calcium limestone in the United States 



Geologic age Stratigraphic unit 



Eastern and Central United States 



Tertiary Ocala Limestone Northwestern peninsula, Florida. 



Pennsylvanian Vanport Limestone (also Western Pennsylvania, northern West 



a member of the Virgfinia, eastern Ohio. 



Alleghany Formation). 



Mississippian Greenbrier Limestone Northern West Virginia, southwestern 



Virginia. 



Bangor Limestone Northern Alabama, northern Georgia. 



Maxville Limestone Eastern Ohio. 



Ste. Genevieve Limestone Eastern Tennessee, northern Alabama, 



Kentucky, Indiana. 

 Girkin Formation (former- Western Kentucky, northern Alabama, 

 ly Gasper Formation). 



St. Louis Limestone Missouri, Illinois. 



Salem Limestone Southern Indiana. 



Warsaw Limestone Southern Indiana, Kentucky, northern 



Alabama. 



Boone Formation Northern Arkansas. 



Devonian Helderberg Group New York. 



Jeffersonville Limestone Kentucky, southern Indiana. 



Traverse Formation, as Michigan, Indiana, 



used by Shaver and 

 others (1970), or Group. 

 Cedar Valley Limestone Southeastern Minnesota, 



as used by Thiel and 

 Schwartz (1941). 



Rogers City Formation Northeastern Michigan. 



Dundee Formation Do. 



Columbus Limestone North-central Ohio. 



Ordovician Holston Limestone Eastern Tennessee, southwestern Virginia. 



New Market Limestone Southwestern Virginia. 



Newala Limestone Northern Alabama. 



Valentine Member of Central Pennsylvania. 



Curtin Limestone of 

 Kay (1943). 



Annville Limestone Southeastern Pennsylvania. 



Trenton Limestone New York. 



Galena Dolomite and Minnesota, Illinois, Wisconsin. 



Platteville Limestone. 



Cambrian Tomstown Formation Panhandle of West Virginia. 



Western United States 



Quaternary Shell beds Southern California coast and Texas coast. 



Tertiary Sierra Blanca Limestone Southwestern California. 



Vaqueros Formation Do. 



Martinez Formation Do. 



Cretaceous Mural Limestone Southeastern Arizona. 



Edwards Limestone Central and western Texas. 



Tertiary to Jurassic Franciscan Formation and Coastal Range and California and south- 



metamorphic rocks of western Oregon, 



nearly equivalent age 

 (limestone occurs as 

 lenticular bodies). 



Jurassic (?) Limestone of Kings Southern Alaska. 



River area, 



Triassic Limestone of Snake Southwestern Idaho. 



River area. 



Triassic and Permian Isolated limestone deposits.. Northeastern Oregon. 



Permian Ingleside Formation North-central Colorado. 



Permian to Mississippian ...White Knob Limestone and Southeastern Idaho. 

 Wells Formation. 



Carboniferous (?) Oro Grande Formation Central southern California. 



Pennsylvanian or Limestone lenses in Southwestern Oregon. 



Mississippian. metasediments. 



Mississippian Madison Group Western parts of Montana, Wyoming, and 



Colorado ; southeastern Idaho, and north- 

 eastern Utah. 



Escabrosa Limestone Southeastern Arizona. 



Redwall Limestone Northern Arizona. 



Devonian Crystal Pass Limestone Southern Nevada. 



Member of the Sultan 

 Limestone. 



Silurian St. Clair Limestone Central and eastern Oklahoma. 



Heceta Limestone Southeastern Alaska. 



Ordovician Fernvale Limestone Central and eastern Oklahoma. 



Cambrian Meagher Limestone Western Montana. 



Paleozoic (undifFer- Limestone of Pico Blanco. Southern coast of California. 



entiated). 



