Mudstone with chert veins under 365nm (top) and daylight (bottom)

Puente Formation, San Jose Hills, Los Angeles County, CA

365nm

Aragonite (fl pink)

Cianciana Mine, Agrigento, Sicily, Italy

Daylight

Aragonite (white)

Sulfur (yellow)

Cianciana Mine, Agrigento, Sicily, Italy

365nm
Fluorite (fl purple)
Rogerley Mine, Weardale District, County Durham, UK

365nm
Zircon (fl dark yellow)
Kasungu-Chipala Hill, North Nyasa Alkaline Province, Kasungu District
Malawi

253.7nm
Diopside (fl blue & yellow)
Red Raven Mine, Adelanto, CA

Daylight
Diopside (fl blue & yellow)
Red Raven Mine, Adelanto, CA

365nm
Fluorite (purple)
Barite (yellow)
Snowball Mine, Maricopa County, AZ

Daylight
Fluorite
Barite
Snowball Mine, Maricopa County, AZ

365nm
Gypsum with brown/white banding.
Opaque brown is dolomite
Impurities are likely manganese and organic matter but unsure of what causes the banding.
Yorba Member, Puente Formation, Los Angeles County, CA

Daylight
Gypsum & Dolomite

Yorba Member, Puente Formation, Los Angeles County, CA

253.7nm SW
Willemite (green)
Princess Pat, San Bernardino County, Adelanto, CA

253.7nm
Smithsonite (light purple + pink)
Calcite (red)
Hyalite (green)
Aragonite (white)
Dolomite (dull yellow)
Red Raven Mine, San Bernardino County. Adelanto, CA

253.7nm
Halite (red)
Amboy Salt Flats, CA

253.7nm
Halite on trona (bluish pink)
Owens Lake, Inyo County, CA

Visible
Halite on trona
Owens Lake, Inyo County, CA

253.7nm
Hardystonite (purple)
Willemite (green)
Clinohedrite (orange)
Parker Shaft, Franklin Mine, Franklin, NJ

Visible
Hardystonite
Willemite
Clinohedrite
Parker Shaft, Franklin Mine, Franklin, NJ

253.7nm
Calcite (blue)
Sulfur (non fl.)
Maybee, Monroe County, Michigan

Visible
Calcite (dogtooth)
Sulfur (yellow crystals)

Maybee, Monroe County, Michigan

Visible, 253.7nm SW
Aragonite (white SW)
Chalcedony (green SW)
Caliche (orange & light green at bottom right of photo SW)

Fluorstar Prospect, San Bernardino County, Cushenbury Valley, CA

365nm LW, 302nm MW
Aragonite (Peach LW, bluish white MW)
Chalcedony (non fl. LW, dark green MW)
Caliche (orange & light green at bottom right of photo LW, MW)

Fluorstar Prospect, San Bernardino County, Cushenbury Valley, CA

254nm w/ 365nm highlights
Palm leaf (Palmae sabalites) 8-13mya
Hyalite (Green 254nm)
Gypsum (Orange & White 365nm)
Detrital Valley, AZ

Visible
Palm leaf (Palmae sabalites) 8-13mya
Hyalite
Gypsum
Detrital Valley, AZ

365nm LW
Fossil bearing conglomerate 6-8 mya
Shell (yellow & white)
Mudstone (dark brown)
Copralite (cream white)
Yorba Member, Puente Formation

365nm
Sodalite (red)
Calcite (orange)
??? (blue)
Badakshan, Afghanistan

Daylight
Sodalite
Calcite

Badakshan, Afghanistan

253.7nm SW
Willemite (green)
Princess Pat, San Bernardino County, Adelanto, CA

Visible
Willemite in limestone

Princess Pat, San Bernardino County, Adelanto, CA

253.7nm
Hyalite (green)
Shadow Hills, San Bernardino County, Adelanto, CA

253.7nm SW
5 color from Princess Pat
Hyalite (green), Caliche (orange), Calcite (red), Scheelite (whitish blue spots), Aragonite (not shown)
Princess Pat Mine, San Bernardino County, Adelanto, CA

5 color specimen from Princess Pat
Hyalite (green), Caliche (orange), Calcite (red), Scheelite (whitish blue spots), Aragonite (not shown)
Princess Pat Mine, San Bernardino County, Adelanto, CA

253.7nm SW
Barite (white)
Meikle Mine, Elko County, Nevada

Visible
Mako shark (Isurus hastalis) tooth in conglomerate
Shell (yellow & white)
Copralite (pink)
Yorba Member, Puente Formation
6-8 mya

253.7nm
Mako shark (Isurus hastalis) tooth in conglomerate
Shell (yellow & white)
Copralite (pink)
Yorba Member, Puente Formation
6-8 mya