Geologic mine logs from New Jersey's mines pits and quarries.
Summary
The NJGWS scanned and digitized 517 penciled, historic geologic mine logs from New Jersey’s mines, pits and quarries. The data contained on the paper index cards dates back to the 1980’s. Collection 3
Summary
The NJGWS scanned and digitized 517 penciled, historic geologic mine logs from New Jersey’s mines, pits and quarries. The data contained on the paper index cards dates back to the 1980’s. Collection 3
