| Lat / long: | 42.35997, -71.05836 |
| Primary: | Perlite |
| Operation type: | Processing Plant |
| Development status: | Plant |
| MAS | 250259907 |
| DEP | 10291202 |
| Reference | {Deposit:: REF:75-76 DIR.MA.MFG.ADRS.35 HARRISON ST.BOSTON MA.EMP.9.}{Deposit:: PRIDUCER OF MINERALS AND EARTHS,GROUND OR OTHERWISE TREATED.}{Deposit:: EXPANDED PERLITE.}{Deposit:: NOT ON 1980 OR 1981 MSHA LISTS}{Deposit:: NOT ON RCF OR CMS LISTS 10/81} |
| Reporter | Eastern Field Operations Center (EFOC) |