Field Trips Gallery Superior Perlilte Quarry (Apache Tears) – February 18, 2023 1 2 ► Forest Road 41 Exploratory Field Trip – March 9, 2022 Rowley Mine Field Trip – February 9, 2022 Silver Bell Mine – December 11, 2021 Van Dyke Mine – December 8, 2021 Peridot – March 7, 2020