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Ivigtut Cryolite deposit, Ivittuut (Ivigtut), Arsuk Firth, Arsuk, Kitaa (West Greenland) Province, Greenland Fragment of large transparent colourless monograin of cryolithionite into yellowish-white fine-crystalline cryolite. Specimen size is 4.5x2x1.7 cm. Collected before WWII. Pavel M. Kartashov collection and photo. |
| © Pavel M. Kartashov | Photo ID: 147841 View Count: 214 |
Cryolithionite : Na3Li3[AlF6]2, Cryolite : Na3[AlF6] | |
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Ivigtut Cryolite deposit, Ivittuut (Ivigtut), Arsuk Firth, Arsuk, Kitaa (West Greenland) Province, Greenland A 1 cm crystal of Cryolithinite embedded in dark Cryolite from the type locality at Ivigtut, Arsukfjord, Greenland. Specimen and photo: Knut Eldjarn. |
| © Knut Eldjarn | Photo ID: 54842 View Count: 400 |
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Ivigtut Cryolite deposit, Ivittuut (Ivigtut), Arsuk Firth, Arsuk, Kitaa (West Greenland) Province, Greenland Granulated (during blasting on the mine? or may be by frost) white (colourless) monograin of cryolithionite into brownish middle-granular cryolite matrix with minor dark-brown (partially oxidised) siderite crystals. Specimen size is 6x4 cm. Pavel M. Kartashov collection and photo. |
| © Pavel M. Kartashov | Photo ID: 147865 View Count: 116 |
Cryolithionite : Na3Li3[AlF6]2, Cryolite : Na3[AlF6], Siderite : FeCO3 | |
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Ivigtut Cryolite deposit, Ivittuut (Ivigtut), Arsuk Firth, Arsuk, Kitaa (West Greenland) Province, Greenland Close up of 4x2 cm granulated (during blasting on the mine? or may be by frost) white (colourless) monograin of cryolithionite into brownish middle-granular cryolite matrix with minor dark-brown (partially oxidised) siderite crystals. FOV is ~8x4 cm. Pavel M. Kartashov collection and photo. |
| © Pavel M. Kartashov | Photo ID: 147862 View Count: 99 |
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Ivigtut Cryolite deposit, Ivittuut (Ivigtut), Arsuk Firth, Arsuk, Kitaa (West Greenland) Province, Greenland Granulated (during blasting on the mine? or may be by frost) white (colourless) monograin of cryolithionite into brownish middle-granular cryolite matrix with minor dark-brown (partially oxidised) siderite crystals. Specimen size is 6x3.5 cm. Pavel M. Kartashov collection and photo. |
| © Pavel M. Kartashov1 | Photo ID: 147850 View Count: 82 |
Cryolithionite : Na3Li3[AlF6]2, Cryolite : Na3[AlF6] | |
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Pit No. 69 (G.I. Gasberg's Topaz-Cryolite Pit), Ilmen Natural Reserve, Ilmen Mts, Chelyabinsk Oblast', Southern Urals, Urals Region, Russia Transparent glass-like greyish cryolithionite grains into white microcrystaline agregate of cryolite partialy replaced by secondary fluoraluminates. It is interesting, that cryolitionite had turn out the main fluoraluminate in the single "cryolite" body about 1 cubic metre size, mined on this locality in 1845. Cryolithionite grains in this body ... |
| © Pavel M. Kartashov | Photo ID: 154074 View Count: 138 |
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