Mineral | Thomsonite | NaCa2Al5Si5O20ยท6H2O | Silicate
Thomsonite forms in basaltic cavities and appears regionally as rounded nodules. Occurs in basaltic erratics.
Thomsonite Displays These Colors
White | Pink | Green
Thomsonite is Found in These Surrounding States
Ohio | Indiana | Kentucky | West Virginia | Pennsylvania | Michigan