Specimens : Mineral : Esperite

Esperite, Hardystonite & Willemite
Locality: Franklin, NJ
Esperite, Hardystonite, Willemite & Calcite
Locality: Franklin, New Jersey
Franklinite, Esperite, Willemite, Calcite
Esperite, Hardystonite, Willemite & Calcite
Locality: Sterling Hill, Ogdensburg, Sussex County, New Jersey
Esperite, Hardystonite, Clinohedrite, Willemite & Calcite
Locality: Franklin, NJ
Esperite, Hardystonite, Willemite, Calcite & Franklinite
Locality: Franklin Mining District, Sussex County, New Jersey