09hlmdr ((SPHALERITE)), $10 MINIMUM BID, Franklin, NJ, 4.5 x 3 x 1.5 cm, Miniature | |
Here is a lesser known and more unusual Fluorescent mineral. It is Fluorescent Sphalerite from Franklin and is Fluorescent yellow. UVSW was not taken in total darkness. Light was coming through the closed vertical blinds. Super Bright II was used. |