
seifertite

seifertite ack silicate khanij haye jiska sootra sio2 haye aur yeh silika key sabse ghaney bahuroopon mein seey ack haye. yeh kewal mangal aur chandra ulkapindon mein paaya gayaa haye, jahaan yeh sambhavatah tridimite yaa christobilite-quartz key anya bahuroopon seey banaa haye-vayumandaliya punah pravesh key dauran germ honey aur prithvi parr prabhaav key parinamswarup, 35 jee. pee. aeye. key anumaanit nyuntam dabaav parr. ise prayogshala mein heere kii ack koshika mein christobilite koo 40 jee. pee. aeye. seey oopar key dabaav mein sampeedit karke bhee utpaadit kiya jaa sakata haye. khanij kaa naam germany key beyrath vishvavidyalaya mein barrisches geoinstitute key sansthaapak, friedrich seifert (janm 1941) key naam parr rakhaa gayaa haye aur ise aadhikarik taur parr antarrashtriya khanij sangh dwara maanyata praapt haye.
seifertite micrometer aakar key kristaliya lamel koo ack kaanch key saio2 matricks mein embed kartaa haye. lamel kaa vishleshan karna mushkil haye, kyonki way maanak rayman spectroscopy yaa electron-beam sookshm vishleshan key liye upayog kiye jaane vaale lazer yaa electron beam key tahat sekand key bheetar vitrify karate hain, yahaan taka kii bahut cumm beam teevrata parr bhee. phir bhee, yeh satyaapit karna sambhav thaa kii yeh mukhya roop seey naa2oh (0.40 doubluty) key mamuli samavesh key saath aiss. aaee. oh. 2 seey banaa haye.%) aur al2o3 (1.14 doubluty.%). aiks-ray vivartan seey pataa chalata haye kii khanij mein ack orthorombic samroopata aur pee. bee. see. aine. yaa pee. bee. 2. aine. antariksh samooh key saath jaanch (α-pee. bee. oh. 2) prakaar kii sanrachana haye. isake jaali sthiraank "a" = 4.097, "b" = 5.0462, "c" = 4.4946, "z" = 4,4.294 g/cm3 key ghanatva key anuroop haye, joe silika key kissy bhee roop key liye uchchatam haye (udaaharan key liye, quartz kaa ghanatva 2.65 g/cm3 haye). kewal stishovite kaa tulaniya ghanatva lagbhag 4.287 g/cm3 haye.

