Emkhakheni wezicelo zezimboni, i-granite ithandwa kakhulu ngenxa yokuqina kwayo, ukuqina, ubuhle nezinye izici. Kodwa-ke, kunezimo ezithile emakethe lapho okushintshwa kwemabula kudluliswa njengegwadle. Ngokwazi izindlela zokuhlonza kuphela lapho umuntu engakwazi ukukhetha i-granite yekhwalithi ephezulu. Okulandelayo izindlela zokuhlonza eziqondile:
1. Qaphela izici zokubukeka
Ukwakheka nephethini: Ukuthungwa kwegwadle ngokuvamile kufana namachashazi amahle, akhiwe izinhlayiya zamaminerali ezifana ne-quartz, i-feldspar, ne-mica, ethula okuvelele kwe-mica enenkanyezi namakristalu e-quartz akhazimulayo, anokusabalalisa okufanayo okufanayo. Ukuthungwa kwemabula kuvame ukungajwayelekile, ikakhulukazi kuma-flakes, imigqa noma imicu, efana namaphethini omdwebo wezwe. Uma ubona ukuthungwa okunemigqa esobala noma amaphethini amakhulu, cishe akuyona i-granite. Ngaphezu kwalokho, ukuqina kwezinhlayiya zamaminerali ze-granite yekhwalithi ephezulu, kungcono, kubonisa isakhiwo esiqinile nesiqinile.
Umbala: Umbala we-granite uncike ikakhulukazi ekubunjweni kwayo kwamaminerali. Ukuphakama kokuqukethwe kwe-quartz ne-feldspar, kubalula umbala, njengochungechunge oluvamile olumpunga-omhlophe. Uma okuqukethwe kwamanye amaminerali kuphezulu, ama-granite ochungechunge olumpunga-omhlophe noma ampunga ayakhiwa. Labo abanokuqukethwe okuphezulu kwe-potassium feldspar bangase babonakale bebomvu. Umbala wemabula uhlobene namaminerali aqukethe. Ivela eluhlaza noma eluhlaza okwesibhakabhaka uma iqukethe ithusi, futhi ibomvu ngokukhanyayo uma iqukethe i-cobalt, njll. Imibala inothile futhi ihlukahlukene. Uma umbala ugqame kakhulu futhi ungewona owemvelo, kungase kube indawo ekhohlisayo yokudaya.
Ii. Hlola izakhiwo zomzimba
Ukuqina: I-Granite iyitshe eliqinile elinobulukhuni be-Mohs obungu-6 kuya ku-7. Ingaphezulu lingaklwejwa kahle ngesipikili sensimbi noma ukhiye. I-granite yekhwalithi ephezulu ngeke ishiye noma yimaphi amamaki, kuyilapho imabula inobunzima be-Mohs obungu-3 kuya ku-5 futhi maningi amathuba okuthi iklwebhe. Uma kulula kakhulu ukuba nemihuzuko, maningi amathuba okuthi kungabi yigwadle.
Ukumuncwa kwamanzi: Beka iconsi lamanzi ngemuva kwetshe bese ubheka izinga lokumunca. I-Granite inesakhiwo esiminyene kanye nokumuncwa kwamanzi aphansi. Amanzi akulula ukungena futhi asakazeka kancane endaweni yawo. Imabula inomthamo ophakeme wokumunca amanzi, futhi amanzi azongena noma asabalale ngokushesha. Uma amaconsi amanzi enyamalala noma esakazeka ngokushesha, angase angabi yigwadle.
Umsindo wokuthepha: Thepha kancane itshe ngesando esincane noma ithuluzi elifanayo. I-granite yekhwalithi ephezulu inokuthungwa okuminyene futhi yenza umsindo ocacile nojabulisayo uma ishaywa. Uma kukhona imifantu ngaphakathi noma ukuthungwa kuxege, umsindo uzoshoshozela. Umsindo wemabula oshaywayo awumnandi kangako.
Iii. Hlola ikhwalithi yokucubungula
Ikhwalithi yokugaya nokupholisha: Bamba itshe ngokumelene nokukhanya kwelanga noma isibani se-fluorescent bese ubheka indawo ekhanyayo. Ngemva kokuba ingaphezulu legwadle lekhwalithi ephezulu ligaywe futhi lipholishiwe, nakuba i-microstructure yayo ilukhuni futhi ingalingani lapho ikhuliswa ngesibonakhulu esinamandla amakhulu, kufanele ikhanye njengesibuko esibuka iso lenyama, ibe nemigodi emincane nengavamile. Uma kukhona ama-streaks asobala futhi avamile, kukhombisa ikhwalithi yokucubungula ephansi futhi kungase kube umkhiqizo womgunyathi noma ongekho ezingeni.
Ukuthi kufanele kufakwe ingcina yini: Abanye abathengisi abangathembekile bazogcoba ingaphezulu letshe ukuze bavale amaphutha okucubungula. Thinta ubuso betshe ngesandla sakho. Uma izwakala inamafutha, kungenzeka ukuthi i-wax. Ungasebenzisa futhi umentshisi okhanyayo ukubhaka ubuso betshe. Ingaphezulu lamafutha etshe elinengcina liyoba sobala kakhulu.
Ezine. Naka eminye imininingwane
Hlola isitifiketi nomthombo: Buza umthengisi isitifiketi sokuhlolwa kwekhwalithi yetshe futhi uhlole ukuthi ayikho yini idatha yokuhlola efana nezinkomba zemisebe. Ukuqonda umthombo wetshe, izinga le-granite elikhiqizwa izimayini ezinkulu ezivamile lizinzile kakhulu.
Ukwahlulela kwentengo: Uma intengo iphansi kakhulu kuneleveli yemakethe evamile, qaphela ukuthi iwumgunyathi noma umkhiqizo ongekho emthethweni. Phela, izindleko zokumbiwa kwezimayini nokucubungula i-granite yekhwalithi ephezulu zikhona, futhi intengo ephansi kakhulu ayinangqondo kakhulu.
Isikhathi sokuthumela: Jun-17-2025