Nhau - Sei dombo regranite rakasimba uye rakasimba kudaro?

Sei dombo regranite rakasimba uye rakasimba kudaro?
Granitendeimwe yematombo akasimba kwazvo mudombo. Harisi rakaoma chete, asi harinyunguduke nyore nemvura. Harikanganiswi nekukukurwa kwevhu neacid nealkali. Rinogona kutsungirira kumanikidzwa kunodarika 2000 kg pa sikweya sendimita. Kuchinja kwemamiriro ekunze hakuna zvakunoita pariri kwemakumi emakore.

Chitarisiko chegranite chichiri chakanaka, chinowanzoonekwanhema, chena, gireyi, yero, ruvara rwemaruva, ruva nezvimwewo ruvara rusina kudzika, zvinosanganisa dota dema, rakanaka uye rine rupo. Zvakanakira zvataurwa pamusoro apa, zvinova sarudzo yepamusoro padombo rekuvaka. Dombo remoyo rechirangaridzo chemagamba evanhu muTiananmen Square muBeijing rakagadzirwa nechidimbu chegranite chakatumirwa kubva kuLaoshan, dunhu reShandong.

Sei granite iine hunhu uhwu?
Ngatitangei taongorora zvinhu zvayo. Pazvinhu zvidiki zvinoumba granite, zvinopfuura 90% ndizvo zvidiki zviviri, feldspar ne quartz, izvo zvakare zvinonyanya kusimba. Feldspar inowanzova chena, grey, tsvuku, uye quartz haina ruvara kana grey, izvo zvinoumba mavara ekutanga egranite. Feldspar ne quartz zvidiki zvakaoma uye zvakaoma kufambisa nemapanga esimbi. Kana dziri nzvimbo dzakasviba mugranite, kunyanya mica nhema nezvimwe zvidiki. Kunyangwe mica nhema yakapfava, haina kusimba pakudzvinyirirwa, uye zvikamu zvayo mugranite zvidiki kwazvo, kazhinji pasi pe10%. Uyu ndiwo mamiriro egranite akasimba.
Chimwe chikonzero chinoita kuti granite ive yakasimba ndechekuti zvicherwa zvayo zvakabatana zvakasimba, uye kuti maburi anowanzoita pasi pe1% yehuwandu hwese hwedombo. Izvi zvinoita kuti granite ikwanise kuramba kumanikidzwa kwakasimba uye haipindiki nyore nemvura.

Granite yakasimba zvikuru, asi munguva refu yezuva, mhepo, mvura uye zvipenyu, pachava nezuva re "kuora", unogona kuzvitenda here? Jecha zhinji riri murwizi ijecha requartz rakasiyiwa mushure mekunge raparadzwa, uye ivhu rakapararira zvakanyanya ivhu rakabudawo mukudonha kwegranite. Asi zvichatora nguva yakareba, saka kana tichitarisa nguva yevanhu, granite yakasimba kwazvo.