Baltic Shield: landform, tectonic Ọdịdị na mineral

Baltic ọta-akpọ ndị kasị ochie dobaykalskaya ike apịaji region nke Alps. Kemgbe oge nke ịdị adị ya adahade nwayọọ nwayọọ elu oké osimiri. Baltic Shield ewekarị ozize. Ha na-ekpughe ihe ndị miri emi na mpaghara na konkiri-gneiss belt nke ụwa jikọrọ ọnụ.

ọta Location

Oke captures ntule nke ugwu-n'ebe ọdịda anyanwụ expanses nke East European n'elu ikpo okwu. Na ha nade Ọdịdị Caledonia-Scandinavia. Ha emewokwa na crystalline nkume apịaji ebe.

Karelia, Finland, Sweden, na Kola Peninsula ekpuchi Baltic Shield. The isi protrusion-agba na Murmansk na Leningrad mpaghara. Ha nwere fọrọ nke nta dum Scandinavian Peninsula.

landforms

N'okpuru nduzi nke glaciations kpụrụ panel enyemaka. Ọtụtụ ọdọ mmiri na-gosikwa site asọfe coasts. Ha na-egbutusị n'ala, akpụ ọtụtụ bays na isuo. The n'ebe ugwu nke mba esie ebietde mba na-ebuli kpụrụ oge ochie schists na igneous nkume. The owuwu-abịa na n'elu n'ebe nile. Ha bụ nanị n'ebe ụfọdụ ekpuchi nādighi ike raincoats Quaternary sediments.

Crystalline Baltic Shield na-agaghị kpuchie oké osimiri mmiri na Lower Paleozoic oge, n'ihi na nke e doro ihe e mbibi. Crumpled folds na mgbagwoju Ọdịdị nweela oké ekweghị ekwe na brittleness. Ya mere, mgbe jikọrọ ọnụ na- iche, e nwere pụtara cracks, na-aghọ ebe a na-mgbaji ọkpụkpụ. Umu anumanu na osisi na-ada iche, akpụ oke blocks.

Relief nke Russian Platform

Mmiri, eji ala mkpọda nke Scandinavian ugwu, na-ebibi ndị crystalline n'okpuru ala nkume tọpụ idi n'ofè Russian n'elu ikpo okwu. Stuffed Ọdịdị, dum n'ịkpa, guzobere moraine.

-Agbaze glasia ogologo oge ike jụọ ndị Baltic Shield. Ụdị nke enyemaka na ihu enwetara accumulative udi. The apịaji ebe pụtara eskers, drumlins, na na.

Relief Karelo- ngọngọ Kola

Kola Peninsula na Karelia na-ekewet nke nkume, nke fọrọ nke nta na-abụghị razmyvam. Ha na-impervious ka mmiri. Ọ bụ ezie na obodo osimiri e ji otutu runoff, ha enweghị ike ịzụlite ndagwurugwu. Riverbeds mejuo ebe a rapids na waterfalls. Water idei mmiri ọtụtụ Ikuku kpụrụ na apịaji n'ibuli ọdọ.

The enyemaka n'akụkụ a nke na-abụghị edo osisi. Na Kola Peninsula erukwa n'ebe ọdịda anyanwụ ugwu belt, nke na-àmà n'etiti bụ a nnukwu ịda mbà n'obi. N'ime Khibiny tundras na Lavozerskimi-enwekwa ọṅụ kasị elu ọnụ ọnụ ugwu.

The ọwụwa anyanwụ nke dịịrị banye na mmiri na-ewe slaboholmistoe ala dị larịị nghọta n'elu mmiri nke oké osimiri Bagretsovogo. Nke a obere ugwu merges na di ala ala gosikwa White Oké Osimiri.

Na mpaghara nke Karelia nwere a ji mara odida obodo Baltic Shield. Landform apịaji ebe n'ebe a denutatsionno-tectonic. The Earth jikọrọ ọnụ na-atụkwasị gbawara. Ikuku a, nke na-agbasasịkwa swamps na ọdọ mmiri na-interspersed na nkume ridges na ugwu nta.

Nso Finland agbatị ugwu Maanselkya. Ya elu na-nnọọ dissected. Na apịaji eweli ala-eme ememe ice teren, accumulative na ekzaratsionnyh configurations. The Baltic Shield na-dotted na atụrụ isi, nnukwu boulders, eskers, moraine ridges na ndagwurugwu.

geological feature

Apịaji n'ibuli geosegmenta kere atọ: ndị Karelian-Kola, Svecofennian na Sweco-Norwegian. Na Russia fọrọ nke nta kpamkpam bụ Karelian-Kola region na n'ebe ndịda-n'ebe ọwụwa anyanwụ n'ókèala Svecofennian ngọngọ.

The geological Ọdịdị nke ahụ Karelian-Kola nke bụ bụghị dị ka na White Sea ebe, ji ọtụtụ development Proterozoic formations. Nke a bụ n'ihi na atọ na-akpatara: nke dị iche iche nkanka Geosyncline, akụkọ ihe mere eme na mmepe nke dị iche iche ozize omimi Mpekere. Karelo- Kola nke n'adịghị Belomorian ngọngọ ike omitted.

The ananu nke tectonic Ọdịdị nke ahụ agba bụ nke dị n'ebe ugwu ọdịda anyanwụ gbatia nke ebe. Okụre kpụrụ nkume na folds, nanị mgbe ụfọdụ kwere ka ha na adapụ meridian ma ọ bụ latitudinal direction.

Okụre na folds, nyawaa elu dị ka a na-akwado na n'ebe ndịda ọwụwa anyanwụ, converge ke edere. Mineral genetically jikọtara oge ochie igneous na metamorphic nkume kpụrụ Baltic Shield. Tectonic Ọdịdị tinyere ókè nke mpaghara agba ọkọnọ miri fractures.

N'okpuru nke gbawara bụ ọnọdụ nke Precambrian intrusive okụre na ha metallogeny. Udiri anumanu na grouped n'ime zones, inyịme ke edem edere-n'ebe ọdịda anyanwụ. Ha bụ ihe yiri ka ndị nkịtị ebe omume nke Precambrian geological owuwu.

nkwụnye ego

Rich ego nke Baltic Shield. Ịnweta ego na-ekesa na belt. Akpan akpan anya na accented na atọ n'ime ha. Na Flower nkebi nke Kola Peninsula zoro ezo ọla kọpa-nickel ores. Ifịk ifịk ekpep Vetrenyi echebe Ọdịdị dị Karelian n'ala na Arkhangel'skii ala. Na Karelian-Kola nke na-akpali ugboro na ferruginous quartzites, schists, kyanite dị iche iche pegmatites. Ụyọkọ sawmills gbanwee lithologic na stratigraphic na bughi akụkụ tectonic.