Into ye-Earth ilungu elibalulekile lezinsimbi ezisemqoka. Isitholiso somhlaba saseChina esivamile saseChina siphakeme futhi sivela ikakhulu eBaiyun Obo, idiphozithi evamile yomhlaba engavamile kakhulu emhlabeni. Kodwa-ke, ngenxa yezingqinamba zezinhloso zokuhlola amayini, ubuchwepheshe bokuhlola umhlaba obuvamile, kube nokuqonda okuhlukile kwendlela yalo yokucebisa insimbi enkulu, izinsiza ezingaba khona, ezivimbela ukusetshenziswa kwezinsizakusebenza ezisebenzayo zokuhlola . Ukuze ucacise indlela yokwakheka ye-Bayan Obo . Futhi amayunithi awo ahambisana nokwenza inhlolovo yesifunda enemininingwane yesifunda, ukubuyekezwa kwemephu ye-1: 5000 yesilinganiso sendawo yemvelo, indlela enamazinga amaningi e-geophysical nocwaningo lwe-bayanbo. Ngocwaningo oluhlanganyelwe lwe-geology, i-geochemistry, i-geophysics nezinye iziyalo ze-bayan obo Carbonatite Magma nendlela yokucebisa umhlaba ore-are emhlabeni. Ukwakheka kobukhulu bomzimba we-ore-ethwele geological kwakhiwe, futhi izinsiza zomhlaba ezingafani zomhlaba ziphinde zabuyiselwa. (1) Indawo yeBaixolobo ithole ukunyakaza kwama-tectonic amaningi. Ngaphambi kokukhishwa kwamatshe e-carbonate, amadwala ase-proterozoic aphakathi nendawo (i-baixoloo group Quartz Sandstone, ukuhlangana, isilayidi, njll. Isakhiwo sekhekhe, i-mylonite, sondolozela, njll. Ukusatshalaliswa, Isivumelwano Nobudlelwano phakathi kokuqala nokufika sekwephuzile kwamatshe edidayo eqembu eliphakathi neProterozoic Baiyunebo eqoqweni lezimayini kudingeka ahlolwe kabusha.
Fig. 1 Umlando wokuthuthuka kanye ne-carbonatite eflaced ye-mesoproterozoic Bayan Obo Basin
. I-Carbonate Rock iyidwala labazali le-Rare Earth Mineralization kanye nomzimba we-Ore Worth Ore. Ukuqongelelwa kwezinsimbi ezinkulu eBayan Obo kwenzeka eminyakeni engu-1,3 billion. I-Carbic Magma inenkambiso yokuziphendukela kwemvelo kusuka ku-Iron-Magnesium-Calcium, kanye nezinto zomhlaba ezingandile emadwaleni e-carbonate eziteshini ezahlukene, ikakhulukazi izinto zomhlaba ezivamile, zibonisa umkhuba wokucebisa kancane kancane. Ngemuva kokwakheka kwediphozi, kuguqulwa okubili eminyakeni emibili ye-paleozoic (450 ~ 400 million million) kanye ne-paleozoic esele paleozoic (280 ~ 260) ngokulandelana. Inqubo yenguquko iholele ekusebenzeni komhlaba ongavamile nokwakhiwa kwamaminerali amasha, kepha kwakungekho okusobala komhlaba ongavamile.
. I-ore enkulu ne-est are yizindawo eziphambili zokusatshalaliswa komzimba kazibuthe. I-ore enkulu ne-east ore zixhunyiwe ezindaweni zokusatshalaliswa kwe-carbonate rock, kanye nokujula kwentuthuko yamadwala e-carbonate kukhulu. Umzimba ophakeme we-magnetic anomaly kanye nomzimba ophansi wokuphikisana ne-anomaly uveze ukusatshalaliswa okwenziwe ngezintathu kwe-Carbonate Rock (Umzimba Ore) (Fig. 2). I-carbonatite eBayan Obo ine-emplacement Center futhi ijabulele isiteshi esifanayo se-magma engxenyeni ejulile. Isikhungo sitholakala phakathi kwe-ore ephambili ne-ore empumalanga. Ngemuva kokufakwa kwe-magma ye-carbonated, amasosha amade asuswe esikhundleni sesakhiwo sokuqala adonswa entshonalanga (entshonalanga mine) nasempumalanga (i-huahua) ngokulandelana, futhi ukuhlanganisa nokuhlangana kungenzeka (Fic. 3).
Fig. 3 Imodeli yokusatshalaliswa kwe-Spatial yeCarbonatite efomeyini ye-BaiYobo
. Kususelwa kuhlu lokusatshalaliswa okutholakele, ivolumu kanye (nobuncane) ubuningi be-Carbonate Rock Mass (umzimba womhlaba we-ORE Work Ore), kanye nokusebenzisa okungu-2% komhlaba okungajwayelekile kwedwala lonke ledwala le-Carbonate Rock (kususelwa kunani eliphakathi nendawo elitholwe imininingwane Kuyo yonke le minyaka), kulinganiselwa ukuthi izinsiza ezingaba khona zomhlaba onganqabile endaweni yaseBaiyonebo zingamathani ayizigidi ezingama-333, cishe izikhathi eziyishumi, okucishe kube yi-10 amathani aqashelwa amathani eBaixolobo, okusanda kukhishwa komhlaba wonke umhlaba wonke Izinsizakusebenza (kufaka phakathi i-Obo yeBayan Obo) ngu-United States Geological Survey eyi-2.78 amathani ayizigidi eziyi-120.
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Isikhathi sePosi: Mar-02-2023