Display Group 50 - UV
Natural fluorescent rocks.Front row (L>R):Sodalite (orange)/Ussingite (green), Willemite (green)/Hardystonite (purple), Fluorite (blue)/Barite (beige) (View ~ 13" wide)Shown in UV light.
Synthetic Willemite and Barium based mineral on Crystalline Rock -- WL
Attempt at synthetic willemite and unknown barium based mineral.
Agrellite (fl. pink) and Vlasovite (fl. yellow) and unknown mineral (fl. red SW, blue MW) on red (non fl.) Eudialyte.Specimen is ~3" at widest.
Terlingua Calcite Spectra mono
Spectrum of Terligua type Calcite: LW, MW and SW
Wollastonite VUV Phosphorescence
Wollastonite phosphorescing from VUV. Top row: Franklin, Sterling Hill
Bottom row: Desert View,CA
FOV: ~6 inches wide
Display Group 50 - WL
Natural fluorescent rocks.Front row (L>R):Sodalite/Ussingite, Willemite/Hardystonite, Fluorite/Barite (View ~ 13" wide)Shown in white light.
Synthetic Willemite and Barium based mineral on Crystalline Rock -- UV
Synthetic willemite and synthetic MB1 fluorescing green and orange along with white fluorescence from unknown host rock.
Synthetic Willemite and Barium based mineral on Crystalline Rock -- Phos
Synthetic willemite and MB1 phosphorescing after exposure to UV light. (UV = LW + MW + SW)
185nm (VUV) light was used to "charge" strongly phosporescent minerals. Top>Bottom: Walstromite, Terlingua type Calcite, Afghanistan Hackmanite, Heated Barite, Heated Celestine, Synthetic Willemite.Photos were taken at 1 second intervals
Fluorescent Mineral Group #98
Display of minerals showing fluorescence and phosphorescence
Synthetic Fluorescents Collection #2
Synthetic fluorescents based on heated Group 2 sulfates. Host rocks: Marble, Barite, Picklejarite (Silicate based synthetic)
Response of "Kangerella"
Spalerite w/ Willemite -- Sterling Hill, NJ
Sphalerite with willemite from the Sterling Hill mine. Size: ~ 8" at widest.