Norbergite Farber Quarry, Sterling Hill Mine, Ogdensburg, NJ |
Norbergite Farber Quarry, Sterling Hill Mine, Ogdensburg, NJ (shortwave UV) |
Wernerite Grenville, Quebec, Canada (longwave UV) |
Wernerite Grenville, Quebec, Canada (longwave UV) |
Calcite Valley Quarry, Shippensburg, PA |
Calcite Valley Quarry, Shippensburg, PA (shortwave UV) |
Chalcedony Richardson's Ranch, Madras, Oregon |
Chalcedony Richardson's Ranch, Madras, Oregon (shortwave UV) |
Fluorite, calcite Fission Mine, Harcourt, Ontario, Canada |
Fluorite, calcite Fission Mine, Harcourt, Ontario, Canada (midrange UV) |
Fluor-richterite, calcite Wilberforce, Ontario, Canada |
Fluor-richterite, calcite Wilberforce, Ontario, Canada (midrange UV) |
Rose calcite, acid polished Bear Lake, Ontario, Canada |
Rose calcite, acid polished Bear Lake, Ontario, Canada (midrange UV) |
Fluorite, galena, cerussite Hull Mine, Arizona |
Fluorite, galena, cerussite Hull Mine, Arizona (shortwave UV) |
Sphalerite, willemite Sterling Hill Mine, Ogdensburg, NJ |
Sphalerite, willemite Sterling Hill Mine, Ogdensburg, NJ (shortwave UV) |
Sphalerite, willemite Sterling Hill Mine, Ogdensburg, NJ (longwave UV) |
Sphalerite, willemite Sterling Hill Mine, Ogdensburg, NJ (phosphorescence after longwave UV) |