someHerrings: Synthetic Fluorescent Mineral "Zinc Sulfide w/ Silver (Low) - Sphalerite 3.0" - Test tube over Alcohol Flame
someHerrings: Synthetic Fluorescent Mineral "Zinc Sulfide w/ Silver (Medium) - Sphalerite 3.0" - Test tube over Alcohol Flame
someHerrings: Synthetic Fluorescent Mineral "Zinc Sulfide w/ Silver (High) - Sphalerite 3.0" - Test tube over Alcohol Flame
someHerrings: Synthetic Fluorescent Mineral "Zinc Sulfide w/ Silver - Sphalerite 3.0" - Test tube over Alcohol Flame
someHerrings: Synthetic Fluorescent Mineral: Zinc Sulfide 2.7 w/ "Silver" - WL
someHerrings: Synthetic Fluorescent Mineral: Zinc Sulfide 2.7 w/ "Silver" - UVabc
someHerrings: Fluorescent Mineral Group 9: Beaver County UT, Sphalerites - WL
someHerrings: Fluorescent Mineral Group 9: Beaver County UT, Sphalerites - UVabc
someHerrings: Fluorescent Mineral Group 9: Beaver County UT, Sphalerites - PHOS