Madagascar ndi chimodzi cha zilumba zazikulu kwambiri padziko lapansi. Asayansi ena amakhulupirira kuti m'madera akalekale maikowa anali mbali ya dziko lapansi. Chigawo chapakati cha chilumbachi, chomwe chili ndi gawo limodzi mwa magawo atatu pa gawo lonselo, ndi mapiri. Mapiri a ku Madagascar anapangidwa chifukwa cha kusuntha kwapadziko lapansi, ndipo amakhala ndi miyala ya crystalline ndi metamorphic: mthunzi, maginito, granites. Izi zimachitika chifukwa cha kukhalapo kwa malo ammidzi ambiri: mica, graphite, lead, nickel, chromium. Pano mungapeze ngakhale golidi ndi miyala yamtengo wapatali: amethysts, tourmaline, emerald, ndi zina zotero.
Mapiri ndi mapiri a ku Madagascar
Kusuntha kwa tectonic kwaphwanya Plateau Yonse ku mapiri angapo. Masiku ano mapiri a Madagascar ali ndi chidwi chachikulu kwa ojambula okwera mapiri:
- Ku Central Highlands ndi mapiri a Ankaratra , malo okwera kwambiri omwe ali pamtunda wa mamita 2643.
- Andringretra ya granite imapezeka ku malo ena odyetsera ku Madagascar . Malo apamwamba - chipilala cha Bobby - anathamangira kumtunda wa mamita 3658. Mapiri ali pamalo osakhazikika ndipo amakhala ndi miyala yambiri ndi okwera, palinso mapangidwe a mapiri. Pano pali Mount Big Hat wotchuka, mawonekedwe oyambirira omwe amakumbutsa kwenikweni mutu uwu.
- Malo ena okondweretsa alendo ku Madagascar ndi mapiri a ku France . Iwo ali kummawa kwa chilumbachi, pafupi ndi mzinda wa Antsiranana (Diego-Suarez). Mapiri awa amakhala ndi miyala, mchenga ndi zinyama. Kutambasula pamwamba pa 2400 km, phirili liri ndi nkhalango zakuda ndi zomera zosiyana, zomwe zamoyo zosiyanasiyana zimakhala. Izi zimakondwera ndi nyengo yam'mvula yozizira ya m'deralo. Mwachitsanzo, m'mapiri awa ku Madagascar mukhoza kupezeka mitundu yoposa khumi ya baobabs.
Alendo ambiri omwe akukonzekera kukachezera chilumbachi amafunitsitsa kudziwa ngati pali mapiri otentha ku Madagascar. Anthu okhala m'deralo amanena kuti tsopano malo onse apamwamba pachilumbachi ndi mapiri, omwe kale anali mapiri.
Wam'mwambamwamba kwambiri mwa "chimphona" chogonacho ndi phiri la Marumukutra ku chipululu cha Madagascar. Dzina lake limatanthauzira kuti "mtengo wa mitengo ya zipatso." Kutalika kwa phiri lalitali kwambiri la Madagascar, lomwe lili paphiri la Tsaratanan - mamita oposa 2800. Panthawiyi kunali chiphalaphala chowopsa, koma tsopano chikutha ndipo sichiika ngozi kwa alendo omwe amabwera kuno kukonda chilengedwe.