white light |
longwave UV |
midrange UV |
shortwave UV |
Scheelite - Hunan Province, China |
Opal |
Opal (shortwave UV) |
Esperite - from a retired miner, Franklin, NJ |
Esperite - from a retired miner, Franklin, NJ (shortwave UV) |
Bustamite, willemite - Franklin, NJ |
Bustamite, willemite - Franklin, NJ (shortwave UV) |
Geode |
Geode (shortwave UV) |
Hyalite opal - Little Switzerland, NC |
Hyalite opal - Little Switzerland, NC (shortwave UV) |
Diopside - Newcomb, Essex Co., NY |
Diopside - Newcomb, Essex Co., NY (shortwave UV) |
Norbergite - Limecrest Quarry, Sparta, NJ |
Norbergite - Limecrest Quarry, Sparta, NJ (shortwave UV) |
Chalcedony - Nevada |
Chalcedony - Nevada (shortwave UV) |
Scapolite, Canada |
Scapolite, Canada (shortwave UV) |
Calcite, willemite, franklinite, Franklin, NJ |
Calcite, willemite, franklinite, Franklin, NJ (shortwave UV) |
Agates, Sweetwater River, Wyoming |
Agates, Sweetwater River, Wyoming (shortwave UV) |
Chacedony, San Diego, CA |
Chacedony, San Diego, CA (shortwave UV) |
Youngite (brecciated jasper with druzy quartz) Guernsey, Wyoming |
Youngite (brecciated jasper with druzy quartz) Guernsey, Wyoming (shortwave UV) |
Halite - California |
Halite - California (shortwave UV) |
Halite |
Halite (shortwave UV) |
Petrified wood - Joseph City, AZ |
Petrified wood - Joseph City, AZ (shortwave UV) |
Hardystonite, collected 10-3-96, Parker Area, Franklin, NJ |
Hardystonite (purple), willemite (green), clinohedrite (orange), collected 10-3-96, Parker Area, Franklin, NJ (shortwave UV) |
Calcite, fluorite, willemite - Yuma Co., AZ |
Calcite, fluorite, willemite - Yuma Co., AZ (shortwave UV) |
Uvite - Richville, NY |
Uvite - Richville, NY (shortwave + midrange UV) |
Opal - Virgin Valley, Humbolt Co., Nevada |
Opal - Virgin Valley, Humbolt Co., Nevada (shortwave UV) |