#mid-wave

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Terlingua Calcite on the left and  fluorapatite from Wana, South Waziristan, Khyber-Pakhtunkhwa (forTerlingua Calcite on the left and  fluorapatite from Wana, South Waziristan, Khyber-Pakhtunkhwa (forTerlingua Calcite on the left and  fluorapatite from Wana, South Waziristan, Khyber-Pakhtunkhwa (forTerlingua Calcite on the left and  fluorapatite from Wana, South Waziristan, Khyber-Pakhtunkhwa (for

Terlingua Calcite on the left and  fluorapatite from Wana, South Waziristan, Khyber-Pakhtunkhwa (formerly NWFP: North-West Frontier Province), Pakistan on the right.  Shown under short wave ultraviolet, long wave ultraviolet, mid-wave ultraviolet, and white light.  It’s interesting to me that they have opposite pink vs. blue responses to short wave vs. long wave UV.    


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#calcite #terlingua calcite #apatite #fluorapatite #crystal #crystals #mineral #minerals #geology #fluorescent #fluorescent minerals #short wave #long wave #mid-wave #ultraviolet #cool rocks 
Cool Rocks@Cool Rocks
Tue, 08 Jan 2019 17:08:27
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