{"id":10987,"date":"2024-07-03T15:30:18","date_gmt":"2024-07-03T13:30:18","guid":{"rendered":"https:\/\/allegem.com\/?p=10987"},"modified":"2024-07-03T15:30:18","modified_gmt":"2024-07-03T13:30:18","slug":"a-titanit-szfen-tulajdonsagai-elofordulasa-erteke","status":"publish","type":"post","link":"https:\/\/allegem.com\/en\/a-titanit-szfen-tulajdonsagai-elofordulasa-erteke\/","title":{"rendered":"A titanit (szf\u00e9n) tulajdons\u00e1gai, el\u0151fordul\u00e1sa, \u00e9rt\u00e9ke"},"content":{"rendered":"

A titanit, szf\u00e9n nev\u00e9nek eredete:<\/h2>\n

A titanit<\/strong><\/a> nev\u00e9t tit\u00e1n tartalm\u00e1r\u00f3l, illetve \u00e9k alak\u00fa (g\u00f6r\u00f6g\u00fcl: sphen = \u00e9k) krist\u00e1lyform\u00e1j\u00e1r\u00f3l kapta.<\/p>\n

K\u0151zettani el\u0151fordul\u00e1sa, keletkez\u00e9se:<\/h2>\n

A titanit<\/strong><\/a> alpi-\u00e1sv\u00e1nyk\u00e9nt, hidroterm\u00e1lisan keletkezik albit<\/strong>, adul\u00e1r<\/strong> \u00e9s klorit<\/strong> t\u00e1rsas\u00e1g\u00e1ban, ezek a krist\u00e1lyok legf\u0151k\u00e9ppen s\u00e1rg\u00e1sz\u00f6ld, \u00e1tl\u00e1tsz\u00f3 v\u00e1ltozatk\u00e9nt, szf\u00e9n n\u00e9ven ker\u00fclnek forgalomba. A pirosasbarna v\u00e1ltozatok hornblend\u00e9ben<\/strong> gazdag magm\u00e1s k\u00f6rnyezetben, vagy metamorf k\u0151zetekben elterjedtek.<\/p>\n

Pirosasbarna v\u00e1ltozat\u00fa titanit, szf\u00e9n, 2 kar\u00e1t, Oroszorsz\u00e1g, AlleGem gy\u0171jtem\u00e9ny.<\/p>\n

\"\"<\/p>\n

K\u00e9miai \u00f6sszet\u00e9tele, tulajdons\u00e1gai:<\/h2>\n

A titanit<\/strong><\/a> vegyi \u00f6sszet\u00e9tel\u00e9t<\/strong><\/a> tekintve kalcium-tit\u00e1n szilik\u00e1t. A titanitot<\/strong><\/a> s\u00f3sav nem, de koncentr\u00e1lt k\u00e9nsav teljesen feloldja.<\/p>\n

Fizikai tulajdons\u00e1gai:<\/h2>\n

Krist\u00e1lyszerkezete:<\/h3>\n

Monoklin krist\u00e1lyrendszerben<\/strong><\/a> krist\u00e1lyosodik.<\/p>\n

Kem\u00e9nys\u00e9ge, fajs\u00falya:<\/h3>\n

Kem\u00e9nys\u00e9ge<\/strong><\/a> 5.5 – 5, teh\u00e1t nem mondhat\u00f3 dr\u00e1gak\u0151 kem\u00e9nys\u00e9g\u0171 (7-es, illetve a feletti) \u00e1sv\u00e1nynak. Fajs\u00falya 3.52 – 3.54 g\/cm3.<\/p>\n

Hasad\u00e1sa, t\u00f6r\u00e9se:<\/h3>\n

Kev\u00e9sb\u00e9 has\u00edthat\u00f3<\/strong><\/a>, t\u00f6r\u00e9se<\/strong><\/a> kagyl\u00f3s, spr\u0151d.<\/p>\n

Optikai tulajdons\u00e1gai:<\/h3>\n

Sz\u00edne:<\/h4>\n

Sz\u00edne<\/strong><\/a> lehet s\u00e1rga, z\u00f6ld, barna. A leg\u00e9rt\u00e9kesebbek a z\u00f6ld sz\u00edn\u0171 dr\u00e1gak\u00f6vek.<\/p>\n

Karcsz\u00edne feh\u00e9r, teh\u00e1t allokr\u00f3m<\/strong><\/a> dr\u00e1gak\u0151.<\/p>\n

F\u00e9nye, \u00e1tl\u00e1tsz\u00f3s\u00e1ga:<\/h4>\n

Gyanta- gy\u00e9m\u00e1ntf\u00e9ny\u0171<\/strong><\/a>, \u00e1tl\u00e1tsz\u00f3 krist\u00e1lyaib\u00f3l igen l\u00e1tv\u00e1nyos \u00e9kk\u00f6vek csiszolhat\u00f3k.<\/p>\n

T\u00f6r\u00e9smutat\u00f3ja, diszperzi\u00f3ja, pleokroizmusa:<\/h4>\n

T\u00f6r\u00e9smutat\u00f3ja<\/strong><\/a> rendk\u00edv\u00fcl nagy, 1.921 – 1.927 – 2.081, a h\u00e1rom krist\u00e1lytengelyre vonatkoz\u00f3an. Diszperzi\u00f3ja<\/strong><\/a> szint\u00e9n jelent\u0151s, 0.051, teh\u00e1t a gy\u00e9m\u00e1nt\u00e9t (0.044) is fel\u00fclm\u00falja. \u00c9ppen ez\u00e9rt a csiszolt k\u00f6vek igen mutat\u00f3sak, a sziv\u00e1rv\u00e1ny sz\u00edneiben t\u00fcnd\u00f6kl\u0151ek.<\/p>\n

Ezek az optikai mutat\u00f3k azonban megv\u00e1ltoznak a krist\u00e1lyr\u00e1csba be\u00e9p\u00fclt idegen ritka f\u00f6ldf\u00e9m elemek hat\u00e1s\u00e1ra, \u00fagy mint n\u00e1trium, stroncium, b\u00e1rium, kalcium, de alum\u00ednium \u00e9s h\u00e1rom vegy\u00e9rt\u00e9k\u0171 vas is jelent\u0151s cs\u00f6kken\u00e9st eredm\u00e9nyez a t\u00f6r\u00e9smutat\u00f3ban (1.84\/1,87\/1.94).<\/p>\n

A pleokroizmusa<\/strong><\/a> szint\u00e9n jelent\u0151s, sz\u00edntelen – z\u00f6ldess\u00e1rga – barn\u00e1s piros a h\u00e1rom k\u00fcl\u00f6nb\u00f6z\u0151 ir\u00e1nyb\u00f3l szeml\u00e9lve.<\/p>\n

A nagy, dr\u00e1gak\u0151nek alkalmas, tiszta p\u00e9ld\u00e1nyok igen ritk\u00e1k. Tekintve igen kedvez\u0151 optikai tulajdons\u00e1gait, az er\u0151s f\u00e9nyt\u00f6r\u00e9s mutat\u00f3t, diszperzi\u00f3t, illetve pleokroizmust, csod\u00e1latos, szemet gy\u00f6ny\u00f6rk\u00f6dtet\u0151 dr\u00e1gak\u00f6vek csiszolhat\u00f3k krist\u00e1lyaib\u00f3l. A viszonylag alacsony kem\u00e9nys\u00e9ge azonban el\u0151vigy\u00e1zatoss\u00e1gra int a viselhet\u0151s\u00e9g vonatkoz\u00e1s\u00e1ban. Ink\u00e1bb f\u00fclbeval\u00f3kat, med\u00e1lokat, nyakl\u00e1ncokat k\u00e9sz\u00edtenek bel\u0151le, amelyek kev\u00e9sb\u00e9 vannak kit\u00e9ve a haszn\u00e1lat k\u00f6zbeni kop\u00e1snak, \u00fct\u00e9seknek, karcol\u00e1soknak. Az er\u0151s kett\u0151s t\u00f6r\u00e9s miatt a dr\u00e1gak\u00f6vek als\u00f3 fazetta \u00e9lei mindig kett\u0151z\u0151dve l\u00e1tsz\u00f3dnak.<\/p>\n

T\u00f6k\u00e9les min\u0151s\u00e9g\u0171 42 kar\u00e1tos titanit, gy\u00e9m\u00e1ntokkal keretezve, med\u00e1lba foglalva. L\u00e1that\u00f3 a dr\u00e1gak\u0151 er\u0151s diszperzi\u00f3ja \u00e9s pleokroizmusa is. AlleGem gy\u0171jtem\u00e9ny.<\/p>\n

\"\"<\/p>\n

Hev\u00edt\u00e9s hat\u00e1sa:<\/h3>\n

Hev\u00edt\u00e9s<\/strong><\/a> hat\u00e1s\u00e1ra a barna krist\u00e1lyok pirosas, narancsos barna sz\u00edn\u0171v\u00e9 v\u00e1ltoztathat\u00f3k.<\/p>\n

A titanit csiszol\u00e1sa:<\/h2>\n

A titanit<\/strong> <\/a>krist\u00e1lyokat rendszerint brili\u00e1ns form\u00e1ra csiszolj\u00e1k<\/strong><\/a>, de a t\u00e1bl\u00e1s, illetve vegyes csiszol\u00e1s is igen k\u00f6zkedvelt. F\u0151k\u00e9ppen a madagaszk\u00e1ri, ceyloni k\u00f6veket csiszolj\u00e1k vegyes form\u00e1ban.<\/p>\n

Hasonl\u00f3 \u00e1sv\u00e1nyok:<\/h2>\n

Hasonl\u00f3 \u00e1sv\u00e1nyok a krizoberill<\/strong><\/a>, demantoid gr\u00e1n\u00e1t<\/a><\/strong>, aranyberill<\/strong><\/a>, peridot<\/strong><\/a>, top\u00e1z<\/strong><\/a>, vezuvi\u00e1n<\/strong>, de ezek megk\u00fcl\u00f6nb\u00f6ztethet\u0151k t\u0151le kem\u00e9nys\u00e9g, fajs\u00faly \u00e9s t\u00f6r\u00e9smutat\u00f3 alapj\u00e1n.<\/p>\n

El\u0151fordul\u00e1sa:<\/h2>\n

A titanit<\/strong><\/a> vil\u00e1gszerte el\u0151fordul\u00f3, relat\u00edv gyakran elterjedt \u00e1sv\u00e1ny.<\/p>\n

N\u00e9metorsz\u00e1g:<\/h3>\n

Plauenscher Grund-n\u00e1l, Drezda mellett a Cseh-sz\u00e1sz \u00c9rchegys\u00e9gben szeinitdioritban fordul el\u0151<\/strong><\/a>. Thierbachn\u00e1l, Penig k\u00f6zel\u00e9ben a granulit-hegys\u00e9gben igen j\u00f3 krist\u00e1lyok tal\u00e1lhat\u00f3k, gr\u00e1n\u00e1ttal, f\u00f6ldp\u00e1ttal.<\/p>\n

Olaszorsz\u00e1g:<\/h3>\n

Val di Vizze (Pfitschtal), Val di Fundres (Pfunderstal) \u00e9s Alto Adige lel\u0151helyeken szint\u00e9n alpi-\u00e1sv\u00e1ny form\u00e1j\u00e1ban fordul el\u0151<\/strong><\/a>.<\/p>\n

Ausztria:<\/h3>\n

Schwarzenstein \u00e9s Rotenkopf Tirolban, a zillertali-alpokban a f\u0151 lel\u0151helye<\/strong><\/a> a csiszol\u00e1sra alkalmas eur\u00f3pai szf\u00e9neknek<\/strong><\/a>.<\/p>\n

Sv\u00e1jc:<\/h3>\n

Sv\u00e1jcban igen sok lel\u0151helye<\/strong><\/a> ismert, csod\u00e1latos krist\u00e1lyok tal\u00e1lhat\u00f3k t\u00f6bb helyen. Ak\u00e1r 5 cm-t is el\u00e9rhetnek, p\u00e9ld\u00e1ul Gletsch-n\u00e9l, Drun Tobeln\u00e9l, Etzli-n\u00e9l a Maderaner v\u00f6lgyben tal\u00e1lhat\u00f3 krist\u00e1lyok, Uri-n\u00e1l 1 cm-t el\u00e9r\u0151 krist\u00e1lyok fordulnak el\u0151 amfibolit k\u0151zet \u00fcregeiben. A Gotthardi-massz\u00edvumn\u00e1l, Mouta Naira lel\u0151helyen s\u00f6t\u00e9tbarna, \u00e1ttetsz\u0151 p\u00e9ld\u00e1nyok tal\u00e1lhat\u00f3k kiv\u00e9teles sz\u00e9ps\u00e9gben. Tessin, Maggia-v\u00f6lgyben \u00e9s Bellinzona-n\u00e1l pegmatitban tal\u00e1lhat\u00f3.<\/p>\n

Oroszorsz\u00e1g:<\/h3>\n

A Kola-f\u00e9lszigeten vannak lel\u0151helyek<\/strong><\/a>, Chibiny- tundr\u00e1n.<\/p>\n

Burma:<\/h3>\n

Mogok gazdag dr\u00e1gak\u0151 lel\u0151hely\u00e9n narancsosbarna krist\u00e1lyok fordulnak el\u0151<\/strong><\/a>.<\/p>\n

Sr\u00ed Lanka:<\/h3>\n

Galle-n\u00e1l wollastonit k\u0151zetben fordul el\u0151<\/strong><\/a>.<\/p>\n

Braz\u00edlia:<\/h3>\n

Campo do Boa, Minas Geraes szolg\u00e1ltat csiszol\u00e1sra alkalmas nagy m\u00e9ret\u0171 krist\u00e1lyok, itt kvarc az anyak\u0151zet.<\/p>\n

Kanada:<\/h3>\n

Elmsley \u00e9s Greenville a lel\u0151helyek<\/strong><\/a>, itt szemcs\u00e9s m\u00e9szk\u0151ben tal\u00e1lhat\u00f3.<\/p>\n

Mexik\u00f3:<\/h3>\n

Baja-Kalifornia, jelent\u0151s el\u0151fordul\u00e1s<\/strong><\/a>.<\/p>\n

Amerikai Egyes\u00fclt \u00c1llamok:<\/h3>\n

Boltonban, Massachusetts-ben, illetve Sandfordban, Maine \u00e1llamban vannak titanit<\/strong><\/a> el\u0151fordul\u00e1sok.<\/p>\n

A titanit \u00e9rt\u00e9ke:<\/h2>\n

A hib\u00e1tlan, 5 kar\u00e1t feletti k\u00f6vek igen \u00e9rt\u00e9kesek, 50 – 250 USD\/kar\u00e1t \u00e1ron kelhetnek el\u0151.<\/p>","protected":false},"excerpt":{"rendered":"

A titanit, szf\u00e9n nev\u00e9nek eredete: A titanit nev\u00e9t tit\u00e1n tartalm\u00e1r\u00f3l, illetve \u00e9k alak\u00fa (g\u00f6r\u00f6g\u00fcl: sphen = \u00e9k) krist\u00e1lyform\u00e1j\u00e1r\u00f3l kapta. K\u0151zettani el\u0151fordul\u00e1sa, keletkez\u00e9se: A titanit alpi-\u00e1sv\u00e1nyk\u00e9nt, hidroterm\u00e1lisan keletkezik albit, adul\u00e1r \u00e9s klorit t\u00e1rsas\u00e1g\u00e1ban, ezek a krist\u00e1lyok legf\u0151k\u00e9ppen s\u00e1rg\u00e1sz\u00f6ld, \u00e1tl\u00e1tsz\u00f3 v\u00e1ltozatk\u00e9nt, szf\u00e9n n\u00e9ven ker\u00fclnek forgalomba. A pirosasbarna v\u00e1ltozatok hornblend\u00e9ben gazdag magm\u00e1s k\u00f6rnyezetben, vagy metamorf k\u0151zetekben elterjedtek. Pirosasbarna […]<\/p>\n","protected":false},"author":5,"featured_media":10993,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"A titanit el\u0151fordul\u00e1sa, tulajdons\u00e1gai, \u00e9rt\u00e9ke, felhaszn\u00e1l\u00e1sa","_seopress_titles_desc":"A titanit \u00e9rt\u00e9ke: A nagy, dr\u00e1gak\u0151nek alkalmas, tiszta p\u00e9ld\u00e1nyok igen ritk\u00e1k. \u00c9ppen ez\u00e9rt a hib\u00e1tlan, 5 kar\u00e1t feletti k\u00f6vek igen \u00e9rt\u00e9kesek, 50 - 250 USD\/kar\u00e1t \u00e1ron kelhetnek el\u0151.","_seopress_robots_index":"","_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[148],"tags":[],"class_list":["post-10987","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dragakovek-reszletes-leirasa"],"_links":{"self":[{"href":"https:\/\/allegem.com\/en\/wp-json\/wp\/v2\/posts\/10987","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/allegem.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/allegem.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/allegem.com\/en\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/allegem.com\/en\/wp-json\/wp\/v2\/comments?post=10987"}],"version-history":[{"count":0,"href":"https:\/\/allegem.com\/en\/wp-json\/wp\/v2\/posts\/10987\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/allegem.com\/en\/wp-json\/wp\/v2\/media\/10993"}],"wp:attachment":[{"href":"https:\/\/allegem.com\/en\/wp-json\/wp\/v2\/media?parent=10987"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/allegem.com\/en\/wp-json\/wp\/v2\/categories?post=10987"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/allegem.com\/en\/wp-json\/wp\/v2\/tags?post=10987"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}