There are 1469 Coal Sample records in the database.
Please select the search criteria you would like to search the database by. Only records meeting all of your specified criteria will be selected. Criteria left blank (including variable searches) will not filter the list on those values.
State = 'PA' and Province/Region = 'Appalachian Region' will return only coal samples for the Appalachian Region within the state of Pennsylvania.
State = 'PA' and Province/Region = 'Appalacian Region' and 'Ash, % dry >= 10' will return the Pennsylvanian Appalachian Region coal samples that have an Ash quantity of 10% or greater.