Specimen #2028
Name: Fluorescent Willemite
Type: Mineral
Locality: Sterling Hill Mine, Franklin, New Jersey, USA
Favorite? N
Fluorescent? Y
Size: 17.8 x 10.2 x 5.75 cm
Weight: 1392
Acquired: 2010-07-12
Source: Ebay: gsandup
Label: N
Comment: Willemite fluorescent mineral, from the Sterling Hill Mine near Franklin NJ. Big, clean specimen of chunky reddish-brown willemite with a little calcite and franklinite. The willemite fluoresces green and is phosphorescent, just one small patch of the calcite fluoresces red in short wave UV light.
Minerals: Calcite (CaCO3) Franklinite ((Zn,Mn++,Fe++)(Fe+++,Mn+++)2O4) Willemite (Zn2SiO4)
There is one picture on file
M02028-01.jpg: