Mineral | Kornerupine | (Mg,Fe)4(Al,Fe)6(Si,Al,B)5O21(OH) | Silicate
Kornerupine forms in boron-rich metamorphic rocks and appears regionally as rare fragments. Found in metamorphic erratics.
Kornerupine Displays These Colors
Green | Brown
Kornerupine is Found in These Surrounding States
Ohio | Indiana | Kentucky | West Virginia | Pennsylvania | Michigan