SALE ITEM IS SAME AS PICTURE SHOWN OF FLUORESCENT FRANKLIN ROCK #F103
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 3 3/4"W X 2 1/2"D X 1 3/4"H AND WEIGHS .78 POUNDS. ALMOST SOLID WILLEMITE! A NICE SPECIMEN SIZE FOR YOUR FLUORESCENT COLLECTION!