Los ntawm Latin "granite" yog txhais ua "grain". Nws yog ib pob zeb pob zeb loj heev volcanic, uas tau tsim nyob rau hauv cov txheej txheem ntawm maj mam txias thiab solidification ntawm magma ntawm ib tug ncaj loj qhov tob. Tsis tas li ntawd, nws cov keeb kwm yog ua tau thaum lub sij hawm metamorphism, nyob rau hauv lwm yam lus, thaum lub sij hawm granitization ntawm ntau yam pob zeb. Feem ntau, granite massifs yog ntaus nqi rau igneous, metamorphic thiab mixed keeb kwm. Granite yog pob zeb ntau tshaj plaws nyob rau hauv lub ntiaj teb crust.
Muab nws cov yam ntxwv, peb tuaj yeem hais tias nws yog cov khoom siv ruaj khov, vim nws muaj ntau heev hauv kev tsim kho. Ib qho ntawm cov yam ntxwv tseem ceeb tshaj plaws ntawm cov tsiaj yog nws lub zog siab.
Quality
- Txoj kev. Granite yog lub pob zeb uas tiv taus kev puas tsuaj, compression thiab kev sib txhuam. Nws yog ib lub pob zeb tuab heev (thaum compressed, nws lub zog yog 90-250 MPa).
- Durability. Fine-grained granite pib qhia thawj cov cim ntawm kev puas tsuaj tom qab 500 xyoo, uas yog vim li cas nws tseem hu ua "eternal" pob zeb.
- Resistant rau acids thiab atmospherictshwm sim. Granite yog pob zeb zoo tshaj plaws rau sab nrauv ntawm tsev.
- Sustainability. Lub ntuj hluav taws xob theem ntawm qhov tseem ceeb ntawm granites sib haum rau thawj chav kawm. Hauv lwm lo lus, lawv muaj hluav taws xob nyab xeeb, uas txhais tau tias lawv tsim nyog rau txhua hom kev tsim kho.
- Dej resistant. Qhov no kuj yog ib qho zoo heev ntawm granite. Nws tsis yooj yim absorbs noo noo. Yog vim li cas lub pob zeb thiaj li haum rau cov vaj tse, embankments, thiab lwm yam.
- Kev nplua nuj ntawm textures. Ib lub pob zeb ntxhib tsis zoo uas nqus lub teeb, nrog rau polished rau qhov ci ntsa iab zoo nkauj, qhia lub ntiaj teb kev ua si ntawm lub teeb suav nrog mica - cov hniav zoo nkauj ntawm cov pob zeb no tuaj yeem ua rau cov tswv yim nyuaj tshaj plaws ntawm cov neeg tsim qauv.
- Cov xim loj loj. Feem ntau yog cov ntxhia grey, txawm hais tias kuj muaj liab granite, txiv kab ntxwv, liab, xiav-ntsuab, xiav-grey.
- Compatibility nrog lwm cov ntaub ntawv. Nws mus zoo nrog hlau, ntoo, ceramics thiab lwm yam ntaub ntawv uas siv nyob rau hauv niaj hnub kev tsim kho. Nws yuav muaj peev xwm "haum" rau txhua sab hauv - los ntawm ultra-modern mus classic.
Granites los ntawm cov nplej loj muab faib ua:
- fine-grain;
- medium;
- coarse-grained.
Yog tias peb xav txog lub pob zeb zoo, ces cov yam ntxwv ntawm hom granite no yuav txawv ntawm qhov seem. Cov pab pawg no tiv thaiv txhua yam kev ntxhov siab zoo dua. Thaum lub sijhawm ua haujlwm, nws hnav tawm ntau tusyees, nrogTsawg tawg thaum cua sov, tiv taus huab cua.
pab pawg no yog cov khoom kim tshaj plaws thiab zoo tshaj plaws. Sib txawv ntawm kev tiv thaiv kev puas tsuaj, dej nruj thiab siab durability. Cov qauv coarse-grained yog tus cwj pwm los ntawm qhov hluav taws kub tsis txaus. Thaum rhuab saum 600 ° C, lawv pib tawg thiab nce ntim. Vim li cas, qee zaum tawg granite ntaiv thiab cov kauj ruam feem ntau tuaj yeem pom hauv tsev tom qab hluav taws kub.
Txawm tias muaj qhov ntom ntom ntom ntom ntom ntom thiab lub zog zoo, lub pob zeb tau yooj yim ua: polished, av thiab txiav. Nws muaj cov thermal conductivity zoo heev, uas yog vim li cas nws feem ntau siv rau cov cua sov.
Tau kawg, cov yam ntxwv saum toj no suav tias yog qhov zoo ntawm cov khoom siv no. Tab sis granite pob zeb kuj muaj qhov tsis zoo. Lub ntsiab tsis zoo yog nws qhov hnyav hnyav, vim nws yog ib qho ntawm cov khoom hnyav tshaj plaws. Cov yam ntxwv no yuav tsum raug coj mus rau hauv tus account thaum tsim cov haujlwm tsim kho.
qauv thiab tshuaj muaj pes tsawg leeg
Granite yog pob zeb uas muaj cov qauv granular-crystalline. Nws yog nplua nuj nyob rau hauv alkalis, nplua nuj nyob rau hauv silicic acid, thiab muaj tsawg hlau, magnesium thiab calcium.
Kev sib xyaw ntawm cov ntxhia hauv nws qhov nruab nrab qhov tseem ceeb:
- feldspars - 60-65%;
- quartz - 25-30%;
- dub coloured minerals - 5-10%.
Cov xim ntawm pob zeb feem ntau yog nyob ntawm qhov xwm ntawm feldspars tam sim no nyob rau hauv qhov muaj pes tsawg leeg. Feem ntau, nws cov xim yog grey nrog ntau qhov ntxoov ntxoo: liab, liab, xiav-grey, txiv kab ntxwv, qee zaum xiav-ntsuab.
Tsis tas li ntawd, cov khoom siv xim tsaus nti cuam tshuam rau kev tsim cov ntxoov ntxoo. Cov ntsiab lus no feem ntau muab cov pob zeb tsaus xim, feem ntau yog ntsuab. Ib qho piv txwv ntawm qhov no yog Yantsevsky granite.
Tab sis quartz feem ntau tsis muaj xim, yog li ntawd, nws tsis cuam tshuam rau qhov xim. Nyob rau tib lub sijhawm, qee zaum koj tuaj yeem pom cov ntxhia nrog cov quartz dub, tsawg dua - lilac-liab. Minerals nrog xiav quartz suav hais tias tsawg heev. Cov yam ntxwv zoo nkauj tshaj plaws yog nyob rau hauv nplua-grained lub teeb grey specimens nrog xiav tint. Tsis tas li ntawd, ntsuab-xiav thiab liab granite yog xav tau heev.
Zoo
Raws li tau hais los saum toj no, cov ntxhia tau nquag siv hauv kev tsim kho. Thiab qhov no tau piav qhia yooj yim. Granite yog lub pob zeb uas tsis muaj zog uas yog polished heev. Qhov tshwm sim ntawm daim iav saum npoo yog khaws cia rau lub sijhawm ntev txawm tias siv cov khoom siv rau sab nrauv cladding.
Tsis tas li ntawd, lub pob zeb qiv nws tus kheej zoo rau kev ua, yooj yim siv rau ntau hom. Qhov kev ntxhib los mos ntawm granite nto qhia txog lub monumentality ntawm cov tsev, muab cov hniav zoo nkauj ntxim nyiam ntawm kev ua si ntawm chiaroscuro.
Tib lub sijhawm, qee hom pob zeb tau txais kev zoo nkauj zoo nkauj tsuas yog tom qab kev kho cua sov. Qhov no tsuas yog siv rau lub teeb grey ntxoov, uas yuav luag qab zib dawb tom qab ua.
Nyiaj
Daim ntawv tseem ceeb ntawm qhov tshwm sim yog batholiths. Lawv sawv cev rau ib tug loj array nrog ib cheeb tsam ntawm ob peb hectares. Feem ntau, pob zeb tshwm sim nyob rau hauv daim ntawv ntawm cov stocks, dikes, thiab lwm yam intrusive lub cev. Qee zaum cov ntaub ntawv ntxhiaob peb daim ntawv zoo li lub cev interspersed nrog metamorphic thiab sedimentary pob zeb.
Granite muaj nyob rau txhua sab av loj. Nws tsuas yog los rau saum npoo ntawm cov cheeb tsam uas tau tsim los ntawm cov pob zeb thaum ub, qhov twg, vim yog cov txheej txheem yaig-denudation, cov deposits overlying puas lawm.
Yog li ntawd, nyob rau teb chaws As Mes Lis Kas, cov tsiaj no muaj nyob rau sab qaum teb ntawm lub teb chaws, raws ntug dej hiav txwv ntawm Atlantic, nyob rau hauv lub Black Hills thiab qhov chaw ntawm lub Ozark toj siab. Lub pob zeb yog mined hauv Georgia, Wisconsin, South Dakota thiab Vermont.
Nws kuj tshwm sim hauv peb lub tebchaws. Kwv yees li ntawm 200 granite deposits yog raug siv nyob rau hauv lub post-Soviet qhov chaw. Qhov loj tshaj ntawm lawv yog: Mokryanskoe, Malokokhnovskoe, Mikashevichi.
Ntawm thaj chaw ntawm Lavxias Federation, granite feem ntau muaj nyob hauv thaj av Karelian-Kola, Eastern Siberia, Urals, Far East thiab Caucasus. Niaj hnub no, txog tsib caug deposits paub nyob rau hauv uas daim mineral yog mined. Granite crushed pob zeb thiab rubble yog mined nyob rau hauv Ladoga, Prionezhye, nyob rau hauv lub Arkhangelsk thiab Voronezh cheeb tsam, nyob rau hauv lub Karelian Isthmus, nyob rau hauv Chelyabinsk thiab Sverdlovsk cheeb tsam, nyob rau hauv Khabarovsk Territory thiab Primorye, nyob rau hauv Eastern Transbaikalia. Rapakivi mined nyob rau sab qaum teb-sab hnub poob ntawm lub teb chaws yog txawv los ntawm cov zoo nkauj zoo nkauj yam ntxwv, ntxiv rau, amazanite hom Transbaikalia thiab lub roob Ilmensky kuj muaj nuj nqis. Ntau qhov tso nyiaj tsis ua haujlwm tas li, feem ntau yog rau cov pob zeb crushed thiab quarrystone. Blocks ntawm granite yog mined nyob rau hauv lawv, raws li xav tau, thiab tig slabs yog tsim los ntawm lawv.
Muaj ntau hom granite, peb yuav xav txog lawv hauv kab lus hauv qab no.
Gabbro-diabase
Qhov no yog qhov ruaj khov, zoo ib yam, xim dub-xim roob granite nrog me me ntawm grey. Nws zoo kawg nkaus sib sau ua ke, thiab tom qab ntawd muab cov cua sov tawm, ua kom sov sib npaug thoob plaws hauv pawg, tsis poob qhov zoo ntawm polishing thiab cov khoom zoo nkauj ntev dua li txhua pob zeb.
pob zeb no suav hais tias yog 1st class building material. Nws tsis emit tej yam tsis zoo impurities, nws yog kiag li tsis-radioactive. Tib lub sijhawm, Karelian gabbro-diabase yog lub pob zeb tshwj xeeb uas tsis muaj qhov sib piv hauv lwm thaj tsam ntawm peb lub tebchaws.
Cov pob zeb no yog siv rau kev tsim cov pob zeb ntawm txoj kev thaiv pob zeb (mosaic checker, paving pob zeb, curbs), rau kev tsim cov khoom sab hauv thiab ntau yam khoom siv ritual, nyob rau hauv precision engineering, rau toj roob hauv pes tsim, raws li ib tug socle pob zeb nyob rau hauv kev tsim kho. Qhov zoo tshaj plaws rau kev kho kom zoo nkauj sab hauv thiab façade cladding ntawm lub tsev, ib feem yog siv rau cov pob zeb crushed thiab rubble, siv rau cov cua sov hauv saunas thiab da dej.
Muaj 3 lub ntsiab pob zeb mining thaj chaw hauv ntiaj teb:
- Ukrainian gabbro-diabase, uas yog qis dua rau Karelian zoo, txawm tias yuav luag ob zaug pheej yig dua. Nws muaj ntau cov hlau impurities, thiab qhov no ua rau qhov zoo ntawm cov khoom tiav, thaum cov qauv siv rau lub pob zeb sai sai ploj.
- Australian gabbro-diabase, zoo ib yam li Karelian gabbro, txawm tias kim dua.
- Karelian gabbro-diabase, uas muaj cov xim dub, tsis muaj kev puas tsuaj, zoo nkauj zoo nkauj, ua haujlwm ntev,Frost tsis kam, khaws cov qauv siv rau nws ntev.
Raws li qhov sib piv ntawm qhov zoo thiab tus nqi, feem ntau yog qhov xav tau ntau dua rau Karelian gabbro-diabase. Nyob rau tib lub sijhawm, nws tseem nce ntxiv txhua xyoo. Qhov nrov ntawm Karelian ntxhia yog vim nws cov kav ntev thiab lub zog. Lub pob zeb no yuav luag tsis raug rau qhov tsis zoo ntawm ib puag ncig. Nws khaws nws cov khoom ntev dua li marble, thiab thawj cov cim qhia ntawm kev puas tsuaj tshwm sim tom qab ib puas xyoo.
"Shansi Dub" (Suav granite)
Suav granite yog pob zeb dub suav tias yog ib qho zoo tshaj plaws hauv ntiaj teb. Nws yog mined nyob rau sab qaum teb ntawm Tuam Tshoj, hauv xeev Shanxi. Nws lub ntsiab kom zoo dua yog nplua nuj thiab sib sib zog nqus dub xim nrog ib tug me me ntawm inclusions. Nws yog siv rau facade cladding, kho kom zoo nkauj sab hauv, tsim cov khoom rau ntau lub hom phiaj, monuments thiab monuments.
Shoksha
Ntawm no crimson granite, tus nqi uas pheej yig heev - txog 10,000 rubles / t, yog mined nyob rau hauv lub koom pheej ntawm Karelia. Nws yog ruaj thiab ruaj khov heev. Cov kws tshaj lij hais tias cov khoom tsim los ntawm nws yuav tsis poob lawv cov duab rau ntau tshaj 600 xyoo. Nws tau dai kom zoo nkauj mausoleums, palaces, monuments. Cov ntawv sau thiab cov duab kos rau ntawm shoksha zoo sib xws.
Kapustinsky granite
Qhov no yog qhov tsis sib xws thiab ntxhib-grained, liab-liab, ci, loj, zoo nkauj granite, tshuaj xyuas uas hais txog nws qhov kev zoo nkauj zoo kawg. Lub cheeb tsam ntawm kev siv yog tsim nyog rau zus tau tej cov pedestals, raws li zoo raws li rau lwm yam architectural qauv, rau xovcov ntsiab lus ntawm cov qauv thiab cov tsev, nyob rau hauv cov chaw uas siab architectural expressiveness yuav tsum tau. Nws tau siv nyob rau hauv kev kho kom zoo nkauj ntawm lub Tuam Tsev Memory, nyob rau ntawm Poklonnaya Gora, Manezhnaya Square. Muaj qhov tso nyiaj hauv cheeb tsam Kirov, Ukraine.
Labradorite
Nws yog pob zeb ntuj, uas yog lub roob granular-crystalline pob zeb. Labradorites tshwm sim hauv qhov tob tob. Lawv tsuas yog tsim los ntawm plagioclase, uas yog feldspar. Cov qauv ntawm cov minerals yog crystalline. Nws muab faib ua cov pob zeb nruab nrab-grained thiab coarse-grained.
Labradorite yog hom anorthosite. Lawv tau txais lawv lub npe los ntawm lawv thawj qhov tso nyiaj - qhov no yog lub npe ntawm cov ceg av qab teb hauv Canada. Niaj hnub no, lub pob zeb ntuj no yog mined nyob rau hauv lwm lub teb chaws, xws li Ukraine thiab Finland. Kuj tseem muaj cov deposits loj hauv Russia. Thawj cov qauv pob zeb tau pom nyob hauv Kievan Rus - tom qab ntawd cov granite no tau siv tshwj xeeb los ua lub ntsej muag pob zeb, tom qab ntawd lawv pib kho cov vaj tse monumental.
Feem ntau cov granite no yog grey lossis dub. Cov xim tsaus nti tsuas yog muab lub pob zeb zoo nkauj tsaus ntxoov ntxoo. Cov khoom tseem ceeb ntawm labradorites yog lawv cov Frost tsis kam thiab siab zog. Yog li ntawd, cov pob zeb no feem ntau yog siv rau kev kho kom zoo nkauj sab nrauv ntawm cov tsev.
Ntxiv rau, granite yog qhov txawv ntawm cov qauv thiab cov khoom siv.
Porphyry
Qhov no Ural granite muaj elongated lossis isometric suav nrog, uas los ntawmqhov loj loj sib txawv ntawm qhov loj me (tuaj yeem ncav cuag 10 centimeters). Feem ntau sawv cev los ntawm orthoclase, quartz thiab microcline.
Pegmatoid
Qhov no yog pob zeb granite nrog cov yam ntxwv zoo li cov nplej loj. Qhov loj ntawm kev suav nrog feldspar thiab quartz yog li 3 centimeters.
Finland granite
Cov granite no yog lub pob zeb tsis muaj zog nrog cov yam ntxwv sib npaug ntau qhov sib xyaw ntawm cov liab orthoclase txog li tsib centimeters loj, nyob ib puag ncig ntawm ciam teb ntawm grey-ntsuab lossis grey oligoclase. Kev sib sau ntawm cov nplej ntawm orthoclase, plagioclase, hornblende, quartz thiab biotite ua raws li qhov loj hauv nws.
Gneissic
Qhov no Ural granite yog ib lub pob zeb zoo tib yam zoo-grained zoo tib yam nrog cov yam ntxwv sib npaug sib luag ntawm cov nplej hornblende lossis mica flakes.
Pegmatite Granite
Ib qho ntawm ntau hom yog pegmatite granite, suav nrog muscovite, quartz thiab orthoclase. Ib tus neeg sawv cev ntawm ntau yam no yog lub npe hu ua granite, nyob rau hauv uas feldspar hlob nyob rau hauv me me wedge-shaped quartz formations.
Leznikovsky granite
Cov liab thiab liab-liab Leznikovsky granite, uas tau txais lub npe no los ntawm lub npe ntawm nws cov deposit, tshwj xeeb tshaj yog ruaj thiab nrov. Nws yuav tsum raug sau tseg tias ntau hom granite muaj npe nyob rau hauv txoj kev no. Piv txwv li, ib lub pob zeb liab - Mezhdurechensky, Simonovsky, Tokovsky, Emelyanovsky, Kapustinsky. Tab sis grey granite yog Korninsky, Pokostovsky,Zhezhelevsky, Sofievsky.
Rapakivi
Lwm qhov nthuav ntau yam ntawm cov ntxhia yog rapakivi. Nws yog porphyritic tsim nrog cov ntsiab lus loj ntawm ovoids.
White Granite
Tseem muaj dawb granite. Dab tsi yog pob zeb, tsis yog txhua tus tuaj yeem teb tam sim ntawd. Lub tswv yim no yog sib sau ua ke, txij li ob lub pob zeb dawb-dawb thiab lwm yam minerals ntawm lub teeb ntxoov hu ua dawb. Xim yuav txawv ntawm pearl grey mus rau lub teeb ntsuab.
Daim ntawv thov
Nyob hauv kev tsim kho niaj hnub no, granite tau siv zog heev uas nws tuaj yeem hu ua cov khoom siv ntau yam.
Cov ntsiab lus sab hauv
Cornices, qhov rais sills, railings, skirting boards, countertops, bar txee, rooj kas fes, txhua, balusters - lub siab zog ntawm lub pob zeb yuav cia koj xaj cov khoom no los ntawm granite, thaum lawv yuav nyob twj ywm tsis muaj mob rau ntau xyoo.
ntaiv, pem teb
Granite yog cov khoom siv tsis zoo. Yog tias ib lab tus neeg taug kev nce qib hauv koj chav tsev hauv ib xyoos, lawv yuav tuaj yeem tshem nws cov kauj ruam los ntawm qhov siab tshaj plaws ntawm 0.12 millimeters.
Sab hauv thiab facade kho kom zoo nkauj
Granite yog cov khoom siv ergonomic uas tuaj yeem muab rau koj nyob hauv ib lub tsev zoo heev.
Landscape design
Rockery, alpine swb, zoo nkauj pas dej, Japanese vaj ua los ntawm granite, koj qhov chaw yuav muab originality thiab naturalness.
Nkauj, paving pob zeb, kauj ruam
GraniteNws yog siv nrog kev vam meej nyob rau hauv cov chaw uas zoo "durance" yuav tsum tau. Cov ntxhia yog tiv taus cov tshuaj lom neeg, kev ntxhov siab, thiab kub hloov, vim nws tsis hloov nws cov khoom thaum lub sij hawm ntau lub voj voog ntawm thawing thiab khov.
Nyob rau embankments
Granite yuav luag tsis nqus dej noo, txhais tau hais tias thaum qhov kub thiab txias poob los ntawm cov dej khov, sab hauv siab ntxiv tsis tsim nyob rau hauv lub qhov hws ntawm pob zeb, uas tuaj yeem ua rau kev puas tsuaj ntawm pob zeb thiab tsim cov kab nrib pleb..
Granite paving pob zeb
Kev siv cov pob zeb paving los ntawm lub pob zeb no muaj ntau txhiab xyoo. Lub ancient Roman nto moo paved txoj kev tseem tuaj yeem taug kev niaj hnub no; koj tuaj yeem pom txoj kev cobblestone hauv qhov qub ntawm txhua lub nroog European; Nyob rau hauv lub ntiaj teb niaj hnub no, thaum kev ua cov granite tsis ua rau muaj kev nyuaj rau cov neeg siv khoom, cov pob zeb txoj kev kuj tseem maj mam hloov cov pob zeb thiab asph alt.
Magical Properties
Nws yuav zoo li thaum xub thawj siab ib muag tias granite, daim duab uas tau nthuav tawm nyob rau hauv tsab xov xwm no, tsis muaj tej yam yees siv, vim nyob rau hauv niaj hnub chav tsev thiab tsev nws nquag siv rau kho kom zoo nkauj sab hauv, uas txhais tau hais tias nws. nqa tsuas yog aesthetic tivthaiv. Tab sis muaj pov thawj tias cov pob zeb no muaj peev xwm ua rau tib neeg lub neej zoo dua.
Da dej tau tsim los ntawm granite nyob rau hnub qub. Nws yeej ib txwm yog qhov chaw huv tshaj plaws uas tus neeg tuaj yeem so. Ntawm no peb tab tom tham tsis yog tsuas yog hais txog kev ntxim nyiam thiab sab nraud ntawm lub pob zeb, tab sis kuj hais txog qhov tseeb tias cov pob zeb muaj peev xwm ua tau.tiv thaiv thaj chaw thiab tus neeg los ntawm lub zog tsis zoo.
Muaj ib lo lus paub zoo: "Gnawing ntawm granite ntawm science." Nws tuaj rau hauv siv tsis yog caij nyoog. Granite (uas pob zeb txhais tau tias tsis tseem ceeb) muaj peev xwm txhawb kev sib raug zoo thiab kev xav.
Red granite pab ib tus neeg kom pom kev sib nkag siab nrog lub ntiaj teb, nce nws qhov kev xav, thaum ua rau nws tus tswv teb ntau dua thiab yoog raws.
Nyob zoo
Granite, daim duab uas tuaj yeem pom hauv peb qhov kev tshuaj xyuas, muaj ntau yam kev kho mob uas tuaj yeem txo cov kab mob loj. Ntawm lawv yog mob ntsws, mob hawb pob, kab mob plawv, bronchitis.
Pob zeb rau cov mob khaub thuas pab txo qhov kub thiab txias, muaj txiaj ntsig zoo rau tus txha nraub qaum thiab pob qij txha thaum muaj teeb meem nrog lawv.
Talisman
Granite yog qhov zoo tshaj plaws talisman rau cov neeg uas tau mob siab rau lawv lub neej rau kev qhia lossis kev tshawb fawb. Cov ntxhia ua kom muaj kev nkag siab zoo, txhawb kev nco, txhim kho kev xav, thiab lwm yam.
Granite cov khoom tuaj yeem yog cov khoom zoo tshaj plaws rau cov kws qhia ntawv thiab cov kws qhia, lawv tuaj yeem pab nrhiav txoj hauv kev rau cov tub ntxhais kawm tawv ncauj thiab nyuaj, nrog rau tau txais txoj cai los ntawm lawv.
Granite yog cov ntxhia uas tsis muaj lub zog zoo uas tsis muaj kev phom sij rau leej twg, yog li koj yuav tsum tsis txhob ntshai nws.
Granite: tshuaj xyuas
Vim granite yog nrov heev hauv kev tsim kho, qhov twg, los ntawm txoj kev, nws tau siv ntau tshaj ib puas xyoo, tshuaj xyuas txog nwsnws yuav tsis nyuaj nrhiav. Yuav luag txhua tus neeg uas tau ntsib nrog cov khoom zoo no qhuas nws lub zog siab thiab kev ua tau zoo heev. Lwm tus yog me ntsis ntshai los ntawm nws cov nqi. Tab sis nyob rau hauv cov ntaub ntawv no, nws yuav tsum tau borne nyob rau hauv lub siab hais tias ntau hom minerals tej zaum yuav txawv tus nqi. Yog li ntawd, koj tuaj yeem xaiv qhov kev xaiv zoo rau koj tus kheej.
