geraldarmstrong48:
Jarosite (No. 2911-05232017)
geraldarmstrong48:
Jarosite (No. 3506-03312016)
geraldarmstrong48:
Johannite (No. 2846-05192017)
geraldarmstrong48:
Jordanite, Sphalerite & Pyrite (No. 2807-05162017)
geraldarmstrong48:
Jordisite (No. 3333-09092017)
geraldarmstrong48:
Joteite (No. 2154-02162017)
geraldarmstrong48:
Xonotlite-(Mg) (Jurupaite var.) (1911-01212017)
geraldarmstrong48:
β-Vredenburgite (No. 2429-04082017)
geraldarmstrong48:
Jamesonite & Arsenopyrite (No. 3398-09132017)