Tr\u00ean Tr\u00e1i \u0110\u1ea5t, m\u1ecf n\u1eb1m d\u01b0\u1edbi \u0111\u1ea5t r\u1ea5t phong ph\u00fa, nh\u01b0ng s\u1ef1 ph\u00e2n b\u1ed1 c\u1ee7a ch\u00fang kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u. C\u00f3 nhi\u1ec1u kho\u00e1ng v\u1eadt \u0111\u1eb7c bi\u1ec7t t\u1eadp trung \u1edf m\u1ed9t s\u1ed1 v\u00f9ng n\u00e0o \u0111\u00f3, c\u00f2n v\u00f9ng kh\u00e1c th\u00ec kh\u00f4ng c\u00f3. T \u00ecnh tr\u1ea1ng kho\u00e1ng v\u1eadt n\u01a1i d\u00e0y, n\u01a1i m\u1ecfng n\u00e0y kh\u00f4ng ph\u1ea3i l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng c\u00e1 bi\u1ec7t. V\u00f9ng T\u00e2y t\u1ec9nh T\u1ee9 Xuy\u00ean Trung Qu\u1ed1c l\u00e0 m\u1ed9t v\u00f9ng t\u1eadp trung kim lo\u1ea1i hi\u1ebfm. V\u00f9ng di\u1ec7n t\u00edch ch\u1ec9 chi\u1ebfm 0,002% to\u00e0n th\u1ebf gi\u1edbi n\u00e0y, tr\u1eef l\u01b0\u1ee3ng m\u1ecf titan \u0111\u00e3 chi\u1ebfm nhi\u1ec1u h\u01a1n t\u1ed5ng tr\u1eef l\u01b0\u1ee3ng titan tr\u00ean to\u00e0n th\u1ebf gi\u1edbi c\u1ed9ng l\u1ea1i. Ngo\u00e0i titan ra, tr\u1eef l\u01b0\u1ee3ng vana\u0111i \u1edf \u0111\u00f3 \u0111\u00e3 g\u1ea7n b\u1eb1ng m\u1ed9t n\u1eeda tr\u1eef l\u01b0\u1ee3ng t\u1ea5t c\u1ea3 c\u00e1c n\u01a1i kh\u00e1c tr\u00ean th\u1ebf gi\u1edbi c\u1ed9ng l\u1ea1i. L\u1ea1i v\u00ed d\u1ee5 v\u00f9ng H\u1ea1c B\u00e1c, B\u1ea1ch V\u00e2n \u1edf N\u1ed9i M\u00f4ng, tr\u1eef l\u01b0\u1ee3ng kim lo\u1ea1i hi\u1ebfm g\u1ea5p b\u1ed1n l\u1ea7n tr\u1eef l\u01b0\u1ee3ng t\u1ea5t c\u1ea3 nh\u1eefng n\u01a1i kh\u00e1c tr\u00ean th\u1ebf gi\u1edbi. T r\u1eef l\u01b0\u1ee3ng m\u1ecf vonfram \u1edf khu v\u1ef1c Nam \u0110\u1ecbnh ph\u00eda nam T rung Qu\u1ed1c, m\u1ecf stibi \u1edf H\u1ed3 Nam v\u00e0 qu\u1eb7ng lithi \u1edf T \u00e2y T \u1ea1ng \u0111\u1ec1u thu\u1ed9c lo\u1ea1i nh\u1ea5t nh\u00ec tr\u00ean th\u1ebf gi\u1edbi.<\/p>\n\n\n\n
T \u00ecnh tr\u1ea1ng \u1edf m\u1ed9t v\u00f9ng n\u00e0o \u0111\u00f3 t\u1eadp trung nhi\u1ec1u qu\u1eb7ng, tr\u00ean th\u1ebf gi\u1edbi \u0111\u1ec1u t\u1ed3n t\u1ea1i. V\u00ed d\u1ee5 m\u1ecf niken \u1edf khu v\u1ef1c Sha\u00f4tbeili \u1edf Cana\u0111a, tr\u1eef l\u01b0\u1ee3ng c\u1ee7a n\u00f3 b\u1eb1ng m\u1ed9t n\u1eeda c\u1ee7a th\u1ebf gi\u1edbi: v\u00f2ng cung T \u01a1lansowar \u1edf Nam Phi c\u00f3 c\u00e1c v\u1ec9a m\u1ecf chi\u1ebfm 60% m\u1ecf v\u00e0ng tr\u00ean th\u1ebf gi\u1edbi. M\u1ecf \u0111\u1ed3ng \u1edf Z\u0103mbia ch\u00e2u Phi, m\u1ecf thi\u1ebfc \u1edf b\u00e1n \u0111\u1ea3o Malaixia, m\u1ecf ch\u00ec v\u00e0 k\u1ebdm \u1edf khu v\u1ef1c Misisipi n\u01b0\u1edbc M\u1ef9, m\u1ecf nh\u00f4m \u1edf Jamaica Nam M\u1ef9 \u0111\u1ec1u l\u00e0 nh\u1eefng m\u1ecf n\u1ed5i ti\u1ebfng.<\/p>\n\n\n\n
C\u00e1c nh\u00e0 \u0111\u1ecba ch\u1ea5t qua \u0111i\u1ec1u tra ph\u00e1t hi\u1ec7n m\u1ed9t v\u00f9ng n\u00e0o \u0111\u00f3 c\u00f3 m\u1ecf phong ph\u00fa th\u00ec trong nham th\u1ea1ch ph\u1ed5 th\u00f4ng c\u1ee7a v\u00f9ng \u0111\u00f3 c\u0169ng gi\u00e0u nh\u1eefng nguy\u00ean t\u1ed1 kim lo\u1ea1i n\u00e0y. V\u00ed d\u1ee5 tr\u00ean th\u1ebf gi\u1edbi, l\u01b0\u1ee3ng molip\u0111en b\u00ecnh qu\u00e2n trong \u0111\u00e1 hoa c\u01b0\u01a1ng l\u00e0 1 g\/t\u1ea5n, th\u1ebf m\u00e0 khu v\u1ef1c Nam L\u0129nh c\u1ee7a Trung Qu\u1ed1c, t\u1ef7 l\u1ec7 n\u00e0y v\u01b0\u1ee3t qu\u00e1 1,5 g\/t\u1ea5n, c\u00f3 nh\u1eefng ch\u1ed7 \u0111\u1ea1t 8 g\/t\u1ea5n. \u1ede khu v\u1ef1c Phanxi c\u0169ng ph\u00e1t hi\u1ec7n trong \u0111\u1ea5t \u0111\u00e1 \u1edf \u0111\u00f3 c\u00f3 h\u00e0m l\u01b0\u1ee3ng vana\u0111i v\u00e0 titan kh\u00e1 cao. C\u00e1c nh\u00e0 \u0111\u1ecba ch\u1ea5t c\u00f2n ph\u00e1t hi\u1ec7n \u1edf nh\u1eefng khu v\u1ef1c n\u00e0y trong l\u1edbp c\u00f9i s\u00e2u d\u01b0\u1edbi l\u00f2ng \u0111\u1ea5t c\u0169ng c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng gi\u00e0u c\u00e1c nguy\u00ean t\u1ed1 kim lo\u1ea1i.<\/p>\n\n\n\n
Ng\u00e0y nay \u0111a s\u1ed1 c\u00e1c nh\u00e0 thi\u00ean v\u0103n h\u1ecdc v\u00e0 \u0111\u1ecba ch\u1ea5t h\u1ecdc \u0111\u1ec1u cho r\u1eb1ng s\u1ef1 ph\u00e2n b\u1ed1 kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u c\u00e1c m\u1ecf c\u00f3 li\u00ean quan v\u1edbi ngu\u1ed3n g\u1ed1c c\u1ee7a T h\u00e1i D\u01b0\u01a1ng H\u1ec7. Ch\u00edn h\u00e0nh tinh l\u1edbn c\u1ee7a T h\u00e1i D\u01b0\u01a1ng H\u1ec7 bao g\u1ed3m c\u1ea3 T r\u00e1i \u0110\u1ea5t \u0111\u1ec1u do v\u00f4 s\u1ed1 h\u00e0nh tinh l\u1edbn nh\u1ecf ban \u0111\u1ea7u thu h\u00fat l\u1eabn nhau m\u00e0 h\u00ecnh th\u00e0nh. T rong qu\u00e1 tr\u00ecnh c\u00e1c h\u00e0nh tinh thu h\u00fat nhau, nh\u1eefng ch\u1ea5t c\u00f3 th\u00e0nh ph\u1ea7n ho\u00e1 h\u1ecdc t\u01b0\u01a1ng t\u1ef1 t\u1eadp trung l\u1ea1i v\u1edbi nhau, cu\u1ed1i c\u00f9ng khi h\u00ecnh th\u00e0nh T r\u00e1i \u0110\u1ea5t n\u00f3 s\u1ebd tr\u1edf th\u00e0nh m\u1ed9t ph\u1ea7n n\u00e0o \u0111\u00f3 c\u1ee7a T r\u00e1i \u0110\u1ea5t. Ban \u0111\u1ea7u nh\u1eefng ch\u1ea5t n\u00e0y ng\u01b0ng k\u1ebft v\u1edbi nhau kh\u00f4ng ph\u00e2n b\u1ed1 \u0111\u1ed3ng \u0111\u1ec1u trong l\u00f2ng T r\u00e1i \u0110\u1ea5t, nh\u01b0ng qua s\u1ef1 di\u1ec5n bi\u1ebfn l\u00e2u d\u00e0i c\u1ee7a v\u1ecf T r\u00e1i \u0110\u1ea5t, s\u1ef1 ph\u00e2n b\u1ed1 c\u00e1c ch\u1ea5t n\u00e0y ph\u00e1t sinh chuy\u1ec3n d\u1eddi, tuy nhi\u00ean v\u1eabn kh\u00f4ng ho\u00e0n to\u00e0n \u0111\u1ea3o l\u1ed9n v\u1ecb tr\u00ed v\u1ed1n c\u00f3, cho n\u00ean s\u1ef1 ph\u00e2n b\u1ed1 c\u1ee7a ch\u00fang c\u01a1 b\u1ea3n v\u1eabn gi\u1eef \u0111\u01b0\u1ee3c \u0111\u1eb7c tr\u01b0ng th\u1eddi k\u1ef3 h\u1ed7n \u0111\u1ed9n ban \u0111\u1ea7u. \u0110\u00f3 ch\u00ednh l\u00e0 nguy\u00ean nh\u00e2n s\u1ef1 t\u1ea1o th\u00e0nh c\u00e1c kho\u00e1ng v\u1eadt kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u \u1edf kh\u1eafp n\u01a1i tr\u00ean T r\u00e1i \u0110\u1ea5t.<\/p>\n\n\n\n
T \u1eeb kho\u00e1: Ngu\u1ed3n t\u00e0i nguy\u00ean m\u1ecf.<\/p>\n","protected":false},"excerpt":{"rendered":"
Tr\u00ean Tr\u00e1i \u0110\u1ea5t, m\u1ecf n\u1eb1m d\u01b0\u1edbi \u0111\u1ea5t r\u1ea5t phong ph\u00fa, nh\u01b0ng s\u1ef1 ph\u00e2n b\u1ed1 c\u1ee7a ch\u00fang kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u. C\u00f3 nhi\u1ec1u kho\u00e1ng v\u1eadt \u0111\u1eb7c bi\u1ec7t t\u1eadp trung \u1edf m\u1ed9t s\u1ed1 v\u00f9ng n\u00e0o \u0111\u00f3, c\u00f2n v\u00f9ng kh\u00e1c th\u00ec kh\u00f4ng c\u00f3. T \u00ecnh tr\u1ea1ng kho\u00e1ng v\u1eadt n\u01a1i d\u00e0y, n\u01a1i m\u1ecfng n\u00e0y kh\u00f4ng ph\u1ea3i l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng c\u00e1 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[15,19],"tags":[],"class_list":["post-10169","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc","category-tu-nhien"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/10169","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=10169"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/10169\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=10169"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=10169"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=10169"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}