Īmera Rangitahi
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Neptunite

Ko te Neptunite he kohuke pāhare pāpori konutai konukawata rino konukura silicate e mōhiotia ana m
Neptunite Raraunga Kohuke
Tātai Matū KNa₂Li(Fe²⁺,Mn²⁺)₂Ti₂Si₈O₂₄
Rōpū Kōhuke Rōpū In
Whakaaturanga Monoklinika (Space group: C2/c)
Te Tūturu Kupenga a = 16.43 Å, b = 12.50 Å, c = 10.01 Å, β = 115.4°
Te tikanga karaihe He koniwhatu takotoranga roa, he matatipi ngā tapa, he pai te whakawhanake o ngā mata; he tapawhā ki te tapawhā rite te whitiwhitinga; he maha ngā wā ka puta hei koniwhatu takitahi motuhake e mau ana i te takotoranga, hei tautau koniwhatu rite ki te peka rānei.
Āhuatanga Whatu He ple
Āwhi Tae Pango tōtā, pango whero, parauri whero pouri rānei.
Te pakeke o Mohs 5.0 - 6.0
Te pakeke o Knoop Āhua (tata ki te 500 - 600 kg/mm² e whakaatu ana i tōna hanganga silicate mekameka hononga whiti).
Rārangi Pārauri tipua ki te pārauri whero
Te Tauākī Whakaata (RI) nα = 1.690, nβ = 1.700, nγ = 1.730 (Pūtoru pai)
Pūāhua Tirohanga Biaxial (+)
Pleochroism Kaha (X = kōwhai mā ki te kōwhai karaka, Y = whero kōwhai, Z = parauri whero pōuri ki te whero pōuri).
Whakamararatanga Mai i te āhua ki te kaha (r > v)
Te Whakawhiti Wera Iti (He tikanga mō ngā kohuke kirikiri whāiti matatini).
Te Whakahaere Hiko K
Tūāwhiora Whakauru Ko ngā pūtoi whakauru motuhake i ngā rohe kākāriki me te kikorangi nā te whakawhiti utu o te rino (Fe²⁺) me te titanium (Ti⁴⁺).
Whitiā Kāore e whiti i raro i te rama ultraviolet ngaru-poto (SW) me ngaru-roa (LW).
Te Taumaha Motuhake (SG) 3.19 - 3.23
Whakakā (Pōrihi) He kirikiri (rite ki te karaihe) ki te kapia i runga i ngā kanohi tioata hou.
Māramatanga Pōhēhē ki te pūahoaho i runga i ngā tapa angiangi.
Wehenga / Whatiwhati Tino pai i runga i {110} / Whati kōnohi ki te whati kōaro.
Pakeke / Toa Pakupaku.
Te Putanga Whenua I hanga i roto i nga taiao whakahirahira o te wahanga whakamutunga, nga papatahi agpaitic motuhake, me nga uaua waiariki iti-mahana e whai taonga ana ki te lithium, titanium, me nga konganuku kawakawa.
Ngā whakaurunga Ngā whakauru wai, ngā whakauru iti o te natrolite, te aegirine, me te whakatakotoranga tipu tohu e pā ana ki te tohatoha rerekē o te rino me te konupora.
Te rewa Kāore e whakarewa ki ngā waikawa waimeha noa i raro i ngā āhuatanga āhuarangi; paku pirau e te waikawa hauwai konupūkākā wera (HF).
Pūmau He pūmau matū i raro i ngā āhuatanga āhua o te mata, engari he tairongo ki ngā waikawa kaha, ki ngā pānga mīkini tere rawa rānei, nā ngā papa wehenga motuhake.
Ngā kohuke e pā ana Benitoite, natrolite, aegirine, joaquinite-(Ce), albite, eudialyte, and serpentine.
Maimoatanga Tikanga Kāore i rongoā; he rite tonu te whakarite i ngā tauira matrix mā te whakamahi i te whakairo matū (pēnei i te waikawa haukūria waimeha) hei whakarewa i te natrolite e karapoti ana, hei whakaatu i ngā tioata neptunite pango kei raro.
He Tauira Rongonui He tioata neptunite koi, kanapa, pango mōrunga, he porowhita te āhua, e tau ana ki runga i te matua natrolite mā kanapa, he rerekē te tae, ā, i etahi wā ka tipu tahi ki ngā tioata benitoite kikorangi he kounga kōhatu whakapaipai, nō te Kaute o San Benito, California.
Etymology I whakaingoatia i te tau 1893 ki a Neptune, te atua o te moana o Roma, nā te mea i kitea tuatahi ai ki Greenland e tata ana ki te aegirine (i whakaingoatia ki a Aegir, te atua o te moana o Nōwei).
Whakarōpūtanga Strunz 09.EH.05 (Silicates: He Inosilicates me ngā mekameka kotahi e 5-wā, Si₅O₁₅)
Ngā Wāhi Tūturu San Benito County (California, USA), Kangerdluarsuk Plateau (Ilímaussaq Complex, Greenland), Kola Peninsula (Khibiny me Lovozero Massifs, Russia), me Mont Saint-Hilaire (Quebec, Canada).
Te iririkitanga Kāore he irirangi.
Pāitanga He iti te tūpono whakahaere; me whakamahi i ngā whakatūpato paerewa hei karo i te puehu hā i te wā e tapahi ana, e waiwai ana, e whakareri ana rānei i te tauira mīhini.
Tohu & Tikanga I ngā mahi whakaputaiao hou, e hono ana ki te hurihanga hohonu o te ngākau, te whakapuaki i ngā pono huna, te whakatō i ngā māramatanga wairua, me te whakapakari i te kaha o roto.

Ko te Neptunite he kohuke silicate potassium sodium lithium iron titanium onge no te roopu inosilicate, e mohiotia ana mo ona tioata prismatic tae pouri motuhake, te hanganga matū uaua, me te puta ki nga taiao whenua alkaline tino motuhake. Kaore i rite ki nga kohuke silicate noa penei i te feldspar me te quartz, ka puta noa te neptunite i raro i nga ahuatanga rereke kei reira nga huānga penei i te lithium, titanium, sodium, me te potassium e whakakaha ana i nga wa mutunga o nga mahi ahiwhenua, e puta ai te tātai matū tino pai KNa₂Li(Fe²⁺,Mn²⁺)₂Ti₂Si₈O₂₄. Ko tenei hanganga e whakakotahi ana i nga huānga maha e kore e tino kitea tahi i roto i nga hanganga kohuke taiao, me te noho mai o te lithium me te titanium e tino kitea ana na te hononga ki nga putunga kohuke huānga onge me nga toka alkaline motuhake. Mai i te titiro, ka puta te neptunite hei tioata prismatic roa me nga tapa koi me nga kanohi kua tino whanake, he tae mai i te pango hohonu ki te pango-whero, ki te parauri pouri ranei, me te whakaatu i te kanapa vitreous ki te resinous. Ahakoa e kore e whakamahia hei kohatu whakapaipai mo nga whakapaipai arumoni, ka whakanuia te neptunite e nga kaikohi mo tona onge, te tikanga tioata koi, me te hononga auau ki etahi atu kohuke onge penei i te benitoite, natrolite, me te aegirine. Na te iti o te tohatoha o te ao me nga whakaritenga motuhake o te hanganga whenua, ka mahi te neptunite hei kohuke kaikohi, kaua hei rawa ahumahi, engari ka mau tonu te uara pūtaiao nui i roto i nga rangahau mineralogical ma te whakarato i nga tirohanga nui ki te whanonga geochemical me nga tikanga whakakaha o nga huānga onge i roto i nga mahi magmatic me hydrothermal o te wa mutunga.

Te Hītori me te Kitenga o Neptunite

I kitea tuatahitia te Neptunite i te tau 1893 i te pūhui alkaline Kangerdluarsuk i Greenland, he wāhi rongonui mō te whakaputa i te maha o ngā kōhatu onge e hono ana ki ngā toka ahi rereke. I whakaingoatia te kōhatu ki a Neptune, te atua o te moana a ngā Rōmana, e whai ana i te tikanga tuku iho o te whakaingoa i ngā kōhatu hou ki ngā whakaahua pūrākau, ki ngā wāhi, ki ngā āhuatanga rongonui rānei. I whakawhānuitia e te kitenga te mātauranga pūtaiao mō ngā kōhatu silika matatini kei roto te lithium me te titanium, ā, i kitea e ngā rangahau mātai kōhatu tuatahi he hanganga matū ahurei e rerekē ana i ngā kōhatu silika mekameka noa, i arataki ai ki te rangahau tonu mō tōna hoahoanga karaihe, te whakakapinga huānga, me ngā tikanga whakapapa motuhake. I muri mai, i kitea tētahi o ngā putanga rongonui rawa atu i San Benito County, California, i reira ka mōhiotia whānuitia te neptunite mō tōna hononga ki te benitoite, e whakaputa ana i ngā tauira kohinga utu nui e whakaatu ana i ngā tioata neptunite pango koi e tau ana ki te benitoite kahurangi kanapa me te natrolite mā. I ēnei rā, ka noho tonu te neptunite hei momo kōhatu nui mō ngā kairangahau e ako ana i te whakarangatira huānga onge, te mahi pāpāhua alkaline, me ngā tukanga matū whenua e whakahaere ana i ngā whakahuihui kōhatu onge.

Te Hanga me te Taiao Matawhenua o Neptunite

Ko te Neptunite e hanga tuatahi ana i roto i nga taiao alkaline toka matua e tino motuhake ana, penei i te nepheline syenites, te agpaitic pegmatites, me te hydrothermal veins e noho motuhake ana, i reira ka taea e te wehewehenga geochemical tino nui te whakaemi i nga taonga onge e kore e uru—inarā te lithium, titanium, sodium, me te potassium—i nga wa whakamutunga o te whakatōngia matapihi. I te wa e rere ana enei wai toenga whakamutunga e whai taonga nui ana i roto i nga maru hanganga, nga rua miarolitic, me nga rohe whakapā i raro i nga ahuatanga iti o te pāmahana, te nui o te alkaline, ka awhina ratou i te stoichiometry tika e hiahiatia ana mo te whakangao neptunite i te taha o nga kohuke e whai pānga ana. I roto i enei taiao whenua e whakawhāititia ana, ko te neptunite te nuinga o te wā ka puta i roto i nga huihuinga kohuke e whai tohu ana, me nga momo onge me te tohu pēnei i te benitoite, te natrolite, te aegirine, te joaquinite-(Ce), me te eudialyte, e whakarato ana i nga māramatanga petrological matua ki te whanake o te wai, te metasomatism o te korahi, me nga tikanga kawe taonga onge o nga toka kāinga. Na te mea he iti rawa te puta o enei ahuatanga ahupūngao matū me te whakaemi o nga tauraki puta noa i te kirinuku o Papatūānuku, ko nga putunga neptunite māori e noho whenua whakawhāititia ana ki etahi iti o nga whakahianga alkaline rongonui o te ao me nga wāhi kohuke hydrothermal.

Ngā Putanga Nui o Neptunite

Ko te Neptunite he kohuke tino onge, he iti noa te tohatoha ki te ao, ka puta ki etahi waahi whenua motuhake noa iho. Ko te waahi rongonui ko te Benitoite Gem Mine Pawhirihia kia whakatuwhera te papa taha mo etahi atu korero (i mohiotia i mua ko te Dallas Gem Mine) i San Benito County, California, e rongonui ana puta noa i te ao mo te whakaputa i nga tauira neptunite o te taumata teitei, e tohuhia ana e nga tioata poraka pango kanapa, koi, e mau ana ki te matrix natrolite ma, kanapa, e haere tahi ana me te benitoite kikorangi onge me te joaquinite-(Ce). I nga wa o mua, ko te waahi momo i te paparahi o Kangerdluarsuk i roto i te pūhui kawakawa Ilímaussaq i te tonga o Greenland e noho tonu ana hei waahi nui mo te kitenga tuatahi o te neptunite i te tau 1893, i reira ka puta i roto i nga pegmatite agpaitic me te eudialyte me te aegirine. Ko etahi atu waahi rongonui ko nga pūhui kawakawa Khibiny me Lovozero i te Kola Peninsula i Rūhia, ko Mont Saint-Hilaire i Quebec, Kanata, me nga pūhui agpaitic motuhake, ko te nepheline syenite ranei i Nōwei, Malawi, me Namibia; heoi, na te mea e hiahiatia ana e te neptunite te whakaurunga tika o te lithium, te titanium, me nga alkalis i raro i nga tikanga waiariki motuhake, ko nga tioata kounga-kohatu, kua tino whakamutu, e tika ana mo te whakaaturanga whare taonga me nga kohinga kohuke pai, he tino onge tonu i waho o California me Greenland.

Ngā Momo me ngā Rerekētanga o Neptunite

  • Mangan-neptunite (Manganneptunite): He momo whai-manganihi (me te momo kohuke e mohiotia ana) e rangatira ai te manganihi (Mn²⁺) i runga i te rino (Fe²⁺) i roto i te hanganga tukutuku kirikiri.
  • Magnesioneptunite He momo analoge nui o te konupora i roto i te rōpū neptunite, e tohuhia ana e te whakakapi nui o te konupora (Mg) hei whakakapi i te rino me te konupene.
  • Epi-neptunite He kupu whakahāngū o mua i whakamahia ki ngā tauira neptunite e whakaatu ana i ngā rerekētanga ā-ahua motuhake, i ngā tikanga tioata kua whakarerekē rānei.
  • Ngā Momo Motuhake-ā-Rohe: Ko ngā āhuatanga tauira motuhake i tapaina ki ngā putanga āhuatanga whenua nui, pērā i te neptunite Kāriki (e puta ana hei karaihe pōuri, pāpāpapa ki te poraka i roto i ngā pegmatite agpaitic) me te neptunite California (e hanga ana i ngā karaihe poraka pango, koi, mārangaranga rawa, whakanohoia ki roto i te natrolite mā i te taha o te benitoite).

Hanganga Karaihe o Neptunite

Ko te Neptunite e whakapakaritia ana i roto i te pūnaha karaihe monoclinic (roopu mokowā C2/c) me te whakaatu i tētahi anga matatini whakarōpū mekameka i hangaia mai i ngā wha o te silicon-oxygen e hono ana me ngā polyhedra whakarite whakarewa e hono ana. I roto i tēnei whakatakotoranga karaihe, e hono ana ngā mekameka takitahi o ngā wha SiO₄ e whakawhiti ana i ngā mekameka o ngā octahedra titanium-, iron-, manganese-, me lithium-oxygen e tiritiri ana i ngā tapa, e waihanga ana i ngā hongere hanganga tonu e noho ai ngā cation pākūkū nunui pēnei i te pākūkū me te konutai. Nā tēnei hangarite monoclinic motuhake e whakahaere tika ana i te āhua karaihe roa āhua poupou o te Neptunite, e āhei ai ngā karaihe pai te hanga ki te whakawhanake i ngā mutunga koi me ngā mata rongonui ina tipu kore whakararu i roto i ngā rua, ngā whati, me ngā uaua hydrothermal o te wā mutunga. Ka whai wāhi nui ngā katote titanium ki te whakapūmau i ngā wāhi octahedral, ā, ko te whakaurunga o te lithium e noho ai te Neptunite i roto i tētahi akomanga onge o ngā inosilicate lithium onge. Ko te taupatupatu uaua me te tauwhitiwhiti i waenganui i ēnei whakarewa whakawhiti kanorau me ngā katote pākūkū e whakatau ana i ngā tawhā tinana o te kōhatu, ngā taupū whakaata teitei, me te pleochroism whatu kaha, e meinga ana te hanganga karaihe o te Neptunite hei tauira tuatahi o te āhuatanga o te wehewehe matū tino i roto i ngā horopaki pākūkū tohunga e puta ai ngā anga silicates maha-huānga tino raupapa.

Āhuatanga ā-tinana o Neptunite

Ko te Neptunite e whakaatu ana i ngā āhuatanga tinana motuhake e whakaata ana i tōna hanganga karaihe monoclinic me tōna hanganga matū. Ka puta mai he tioata prisma roa, koi, he tapawhā te porowhita, he tae mai i te pango hīraka ki te pango whero-pouri, ki te parauri whero-pouri rānei, me ngā tapa angiangi e whakaatu ana i te whakamārama whero hōhonu. He kanapa karaihe ki te kanapa kapia te kohuke, ā, ka puta mai he hāki tae kirinati-paraure ki parauri-whero, e āwhina ana ki te wehewehe i ētahi atu kohuke pango silika. E whakaatu ana i te pakeke Mohs i waenga i te 5 ki te 6, te kaha taupī e tata ana ki te 3.19 ki te 3.23, me te wehenga motuhake e whakarara ana ki ngā paparangi {110}, e whati ana i te hāroto koretake ki te hāroto anga. Mā te tirohanga, he pai ahuarua te neptunite me ngā taupū whakaata tino teitei (nα ≈ 1.690, nβ ≈ 1.700, nγ ≈ 1.730) me te pleochroism kaha, e huri ana mai i te parauri-whero pouri ki te kōwhai māhoe, ki te kōwhai-karaka rānei, i runga i te takotoranga o te mārama whakaōrite.

Ngā Āhuatanga Matū o Neptunite

Ko te neptunite, i runga i te matū, he inosilicate whakarewa whakawhiti kawakawa uaua me te tātai hanganga tino pai ko KNa₂Li(Fe²⁺,Mn²⁺)₂Ti₂Si₈O₂₄. Ko tōna hanganga e tohu ana i te whakahiatotanga matū-ao ahurei o ngā pūmotu kawakawa māmā (lithium, sodium, potassium) i te taha o ngā whakarewa whakawhiti (rino, konupora, titanium) e whakaurua ana ki roto i te anga silicate. Ko te neptunite he wāhanga o te raupapa whakarewa totoka tino-katoa me tōna taurite konupora-nui, te mangan-neptunite [KNa₂LiMn²⁺₂Ti₂Si₈O₂₄], e kore e herea ai te rino rua-wari (Fe²⁺) me te konupora rua-wari (Mn²⁺) te whakakapi tahi i waenga i ngā wāhi oktahedra. Ko te noho mai o te titanium whā-wari (Ti⁴⁺) he mea tino nui ki te pupuri i te taurite utu hiko me te whakamana i ngā mēkameka silicate whakawhiti. Kāore e whakarewa te neptunite ki ngā waikawa noa i raro i ngā tikanga taiao, e whakaatu ana i te pūmau matū teitei i roto i ngā pūnaha wai-kawakawa kawakawa, ā, ka pirau noa i raro i ngā tikanga wera tino nui, e whakaata ana i te herenga pūtengi kaha i roto i tōna kupenga oktahedra-tetrahedra honohono.

Whakamahinga me te Whakahirahira o Neptunite

Ahakoa kāore e whai tono ahumahi te neptunite, ā, kāore hoki e whakamahia hei kōreko arumoni mō te tango i te titanium, i te lithium rānei nā te tino onge me te iti o tōna tohatoha matawhenua, he nui tonu tōna uara i roto i ngā mahi pūtaiao, mātauranga, me te kohinga. I roto i te rangahau koiora me te matū whenua, ko te neptunite he kohuke tohu nui, e whakaatu ana i te whakamāramatanga o te whakatōpūtanga magmatic i te wā whakamutunga, te wehewehenga o ngā mea, me te whanaketanga o te wai wera i roto i ngā pūnaha toka-a-ahi alkaline e whai taonga onge ana. I tua atu i tōna whaihua pūtaiao, ko ngā tauira neptunite o te kounga teitei—otirā ko ērā e whakaatu ana i ngā tioata pango porohita koi e tau ana ki runga i ngā kōpura natrolite mā e rereke ana mai i San Benito County, California—e tino whakanuia ana i te mākete kohinga kohuke o te ao, ā, he whakaaturanga nui i roto i ngā kohinga whare taonga huri noa i te ao. I tua atu, ahakoa tōna āhua pakarukaru, te wehenga motuhake, me te pōuri o te tirohanga e kore ai e pai mō te whakapaipai kohatu i roto i ngā whakapaipai arumoni, ko ngā tauira kōpura e tino whakatōpū ana ka whakaritea i ētahi wā hei whakaaturanga orohia, hei whakapuru whakaaturanga kohatu rānei mō ngā kohinga kohuke motuhake.

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