I-Granite, njengento esetyenziswa ngokubanzi ekwakhiweni, ukuhlobisa, iziseko zezixhobo ezichanekileyo kunye nezinye iindawo, ubuninzi bayo buyisalathisi esibalulekileyo sokulinganisa umgangatho kunye nokusebenza. Xa ukhetha izinto zegranite, kubalulekile ukuqonda izinto eziphambili ezichaphazela ukuxinana kwazo. Oku kulandelayo kuya kucacisa ngakumbi malunga nawe.
I. Ukubunjwa kweziMbiwa
Igranite ikakhulu yenziwe ngamaminerali afana nequartz, feldspar kunye ne mica. Ubume bekristale, umxholo kunye nohlobo lwalezi zimbiwa zonke zinempembelelo enkulu ekuxinaniseni. Izakhiwo ze-crystal ze-quartz kunye ne-feldspar zincinci, kwaye ubuninzi babo buphezulu. Xa umxholo wezi zimbiwa zimbini kwigranite uphezulu, ukuxinana ngokubanzi kuya kwanda ngokufanelekileyo. Ngokomzekelo, ezinye iindidi zegranite ezityebileyo kwiquartz kunye nefeldspar zihlala zinezinga eliphezulu lokuxinana. Ngokuchasene noko, i-crystal structure ye-mica ikhululekile. Ukuba umxholo we-mica kwi-granite uphezulu kakhulu, kuya kukhokelela ekunciphiseni kobuninzi bayo. Ukongeza, igranite equlethe iiminerali ezininzi ezinobunzima obuphezulu bemolekyuli njengentsimbi kunye nemagnesium ihlala inoxinzelelo oluphezulu. I-Granite, etyebileyo kwiiminerali ze-silicate, inoxinano oluphantsi.
Ii. Ubungakanani beNcam kunye neSakhiwo
Ubungakanani besuntswana
I-fineral particles ye-granite iyancipha, iyancipha ngakumbi, kwaye iyancipha i-voids yangaphakathi, ekhokelela ekunyuseni kobunzima kwiyunithi nganye kunye nobuninzi obuphezulu. Ngokwahlukileyo, i-granite ene-coarse-grained, amaqhekeza anzima ukupakishwa ngokusondeleyo kwaye kukho i-voids eninzi, ebangela ubuninzi obuphantsi.
Iqondo lokuqina kolwakhiwo
I-Granite ene-compact structure inamaqhekeza amaminerali adibaniswe ngokusondeleyo kunye ne-voids ecacileyo. Esi sakhiwo sinceda ukwandisa ukuxinana. Nangona kunjalo, i-granite eyakhiwe ngokukhululekileyo, ngenxa yokudibanisa okukhululekile phakathi kwamaqhekeza, inendawo enkulu kwaye ngokwemvelo inobuninzi obuphantsi. Umzekelo, igraniti enesakhiwo esixineneyo esenziwe ngeenkqubo ezikhethekileyo zejoloji inoxinaniso olwahluke kakhulu xa kuthelekiswa nolwakhiwo olukhululekileyo.
Iii. Umgangatho weCrystallization
Ngexesha lokubunjwa kwegranite, njengoko ubushushu kunye noxinzelelo lutshintsha, iikristale zamaminerali ziya kuncipha ngokuthe ngcembe. I-Granite enezinga eliphezulu le-crystallization inocwangco ngakumbi kunye ne-compact crystal arrangement, kwaye izikhewu phakathi kweekristale zincinci. Ngoko ke, inobunzima obukhulu kwiyunithi nganye kunye nobuninzi obuphezulu. Igranite eneqondo eliphantsi lecrystallization inolungiselelo lwekristale oluphazamiseke ngakumbi kunye nezithuba ezinkulu phakathi kweekristale, okukhokelela kuxinano oluphantsi ngokwentelekiso.
Iv. Iipores kunye neeNgqondo
Ngethuba lokubunjwa kunye nokumbiwa kwe-granite, ii-pores kunye nokuqhekeka kungenzeka. Ubukho bezi voids kuthetha ukuba akukho nto iqinileyo yokuzaliswa kule nxalenye, eya kunciphisa ubunzima obupheleleyo begranite kwaye ngaloo ndlela ithobe ukuxinana kwayo. I-pores eninzi kunye nokuqhekeka kukho, ubukhulu bawo bukhulu kunye nokusabalalisa kwabo ngokubanzi, kuya kubonakala ngakumbi umphumo wokunciphisa ubuninzi. Ngoko ke, xa ukhetha izinto ze-granite, ukujonga ukuba kukho ii-pores ezicacileyo kunye nokuqhekeka kumphezulu wayo kungasetyenziselwa njengento yokubhekisela ekuhloleni ubuninzi bayo.
V. Ukuseka iNdawo
Iimeko ezahlukeneyo zokusingqongileyo ze-geological zingakhokelela kumahluko ekuhanjisweni kunye nomxholo wamaminerali kwi-granite, ngaloo ndlela ichaphazela ukuxinana kwayo. Ngokomzekelo, i-granite eyenziwe phantsi kobushushu obuphezulu kunye neemeko zoxinzelelo oluphezulu ine-crystallization yeminerali epheleleyo, isakhiwo esihlangeneyo, kunye noxinano olunokuba phezulu. Ukuxinana kwegraniti eyenziwe kwindawo epholileyo kunokwahluka. Ukongeza, izinto zokusingqongileyo ezifana nobushushu, uxinzelelo kunye nokufuma kunokuchaphazela ukwakheka kunye nokwakheka kwamaminerali egranite, ngokungathanga ngqo kuchaphazele ukuxinana kwayo.
Vi. Iindlela zokuSebenza
Iindlela ezisetyenziswa kwinkqubo yokwemba, ezifana nokuqhushumba kwemigodi, kunokubangela ukuqhekeka kwe-microscopic ngaphakathi kwegranite, echaphazela ukuthembeka kwayo kwesakhiwo kwaye emva koko ibe nempembelelo ethile ekuxineni kwayo. Ukutyunyuzwa, ukugaya kunye nezinye iindlela ngexesha lokucubungula kunokutshintsha kwakhona i-particle state kunye nesakhiwo se-granite, ngaloo ndlela ichaphazela ubuninzi bayo. Ngexesha lokuthuthwa kunye nokugcinwa, iindlela zokupakisha ezingafanelekanga okanye iindawo zokugcina ezingqongqo zinokubangela ukuba i-granite icinezelwe, idibanise okanye ikhukuliswe, enokuthi ichaphazele ukuxinana kwayo.
Ukuqukumbela, xa ukhetha izinto zegranite, kuyimfuneko ukuqwalasela ngokubanzi izinto ezahlukeneyo ezichaphazela ukuxinana okukhankanywe ngasentla ukwenzela ukuvavanya ngokuchanekileyo ukusebenza kwazo kwaye ukhethe izinto ezifanelekileyo zegranite kwiimeko ezithile zesicelo.
Ixesha lokuposa: May-19-2025