This is a fluorescent Sphalerite from Franklin, NJ.
Size: About 3.25" x 2.5" x 1.5"
Weight: About 1lb
All fluorescent photos are labeled with which wavelength was used.
This is a fluorescent Sphalerite from Franklin, NJ.
Size: About 3.25" x 2.5" x 1.5"
Weight: About 1lb
All fluorescent photos are labeled with which wavelength was used.