someHerrings: Synthetic Fluorescent Mineral "CaMg655 - Test tube over Alcohol Flame"
someHerrings: Synthetic Fluorescent Mineral "CaMg655 - Test tube over MAPP gas Flame"
someHerrings: Synthetic Fluorescent Mineral "CaMg655 - Test tube over Alcohol Flame"- Blue LED
someHerrings: Synthetic Fluorescent Mineral "CaAl655 - Test tube over Alcohol Flame"
someHerrings: Synthetic Fluorescent Mineral "CaAl655 - Test tube over MAPP gas Flame"
someHerrings: Synthetic Fluorescent Mineral "CaAl655 - Test tube over MAPP gas Flame"- Blue LED
someHerrings: Synthetic Fluorescent Mineral "Calcium.655" Cation Metal Experiment 1a - WL
someHerrings: Synthetic Fluorescent Mineral "Calcium.655" Cation Metal Experiment 1a - UVa
someHerrings: Synthetic Fluorescent Mineral "Calcium.655" Cation Metal Experiment 1a - UVb
someHerrings: Synthetic Fluorescent Mineral "Calcium.655" Cation Metal Experiment 1a - PHOS
someHerrings: Synthetic Fluorescent Mineral "Calcium.655" Cation Metal Experiment 1b
someHerrings: Synthetic Fluorescent Mineral "Calcium.655"