SALE ITEM IS SAME AS PICTURE SHOWN OF FLUORESCENT FRANKLIN ROCK #F107
FRANKLIN FLUORESCENT MINERALS FROM THE NEW JERSEY MINES. WILLEMITE-GREEN (Zn2SiO4), CALCITE-RED (CaCO3), WITH NON-FLUORESCENT FRANKLINITE-BLACK (ZnFe2O4) AND ZINCITE-RED TO ORANGE (Zn,Mn)O. SPECIMEN SIZE IS 2 3/4"W X 1 1/2"D X 1"H AND WEIGHS .32 POUNDS. SMALLER FRANKLIN SPECIMEN FOR YOUR FLUORESCENT COLLECTION!