T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 10 – Arkady Leokum<\/p>\n\n\n\n
\u0110\u1ed3ng l\u00e0 m\u1ed9t trong nh\u1eefng kim lo\u1ea1i th\u00f4ng th\u01b0\u1eddng v\u00e0 c\u00f3 \u00edch nh\u1ea5t. \u0110\u1ed3ng \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong thi\u00ean nhi\u00ean d\u01b0\u1edbi hai d\u1ea1ng: \u0111\u1ed3ng nguy\u00ean ch\u1ea5t v\u00e0 \u0111\u1ed3ng n\u1eb1m trong qu\u1eb7ng (h\u1ed7n h\u1ee3p v\u1edbi c\u00e1c th\u00e0nh ph\u1ea7n kh\u00e1c). C\u00f3 h\u01a1n 160 lo\u1ea1i qu\u1eb7ng ch\u1ee9a \u0111\u1ed3ng.<\/p>\n\n\n\n
G\u1ea7n m\u1ed9t n\u1eeda s\u1ed1 \u0111\u1ed3ng cung c\u1ea5p cho to\u00e0n th\u1ebf gi\u1edbi \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y l\u00e0 m\u1ed9t kho\u00e1ng ch\u1ea5t m\u00e0u v\u00e0ng t\u01b0\u01a1i g\u1ecdi l\u00e0 chalcopyrite. \u0110\u00e2y l\u00e0 m\u1ed9t h\u1ed7n h\u1ee3p \u0111\u1ed3ng, s\u1eaft v\u00e0 l\u01b0u hu\u1ef3nh, trong \u0111\u00f3 c\u00f3 ch\u1ee9a 34,5% \u0111\u1ed3ng. M\u1ed9t trong nh\u1eefng qu\u1eb7ng c\u00f3 nhi\u1ec1u \u0111\u1ed3ng nh\u1ea5t l\u00e0 qu\u1eb7ng chalcocite c\u00f3 m\u00e0u x\u00e1m \u0111\u1eadm, n\u00f3 ch\u1ee9a kho\u1ea3ng 80% \u0111\u1ed3ng.<\/p>\n\n\n\n
B\u01b0\u1edbc \u0111\u1ea7u ti\u00ean trong vi\u1ec7c l\u1ecdc \u0111\u1ed3ng ra kh\u1ecfi qu\u1eb7ng l\u00e0 nghi\u1ec1n qu\u1eb7ng th\u00e0nh m\u1ed9t lo\u1ea1i b\u1ed9t m\u1ecbn. B\u1ecf b\u1ed9t m\u1ecbn v\u00e0o nh\u1eefng b\u1ec3 n\u00e9n kh\u00ed v\u00e0 quay \u0111\u1ec1u, trong b\u1ec3 c\u00f3 n\u01b0\u1edbc v\u00e0 tr\u00ean m\u1eb7t c\u00f3 \u0111\u1ed5 m\u1ed9t l\u1edbp d\u1ea7u. Kh\u00ed n\u00e9n th\u1ed5i t\u1eeb \u0111\u00e1y l\u00ean.<\/p>\n\n\n\n
Kh\u00f4ng kh\u00ed v\u00e0 d\u1ea7u t\u1ea1o th\u00e0nh m\u1ed9t \u0111\u00e1m b\u1ecdt tr\u00ean m\u1eb7t n\u01b0\u1edbc. Nh\u1eefng h\u1ea1t c\u1eb7n kim lo\u1ea1i b\u00e1m v\u00e0o \u0111\u00e1m b\u1ecdt. B\u01b0\u1edbc ti\u1ebfp theo l\u00e0 n\u1ea5u cho l\u01b0u hu\u1ef3nh ch\u1ea3y ra kh\u1ecfi qu\u1eb7ng.<\/p>\n\n\n\n
Sau khi \u0111\u00e3 t\u00e1ch l\u01b0u hu\u1ef3nh r\u1ed3i, ph\u1ea7n qu\u1eb7ng c\u00f2n l\u1ea1i \u0111\u01b0\u1ee3c n\u1ea5u ch\u1ea3y v\u00e0 x\u1ebfp lo\u1ea1i b\u1eb1ng h\u00f3a ch\u1ea5t \u0111\u1ec3 t\u00e1ch ch\u1ea5t s\u1eaft ra kh\u1ecfi qu\u1eb7ng. Cu\u1ed1i c\u00f9ng qu\u1eb7ng \u0111\u01b0\u1ee3c chuy\u1ec3n sang m\u1ed9t m\u00e1y kh\u00e1c, \u1edf \u0111\u00f3 kh\u00f4ng kh\u00ed \u0111\u01b0\u1ee3c th\u1ed5i v\u00e0o kh\u1ed1i kim lo\u1ea1i n\u00f3ng ch\u1ea3y \u0111\u1ec3 \u0111\u1ed1t \u0111i h\u1ea7u h\u1ebft nh\u1eefng c\u1eb7n nh\u01a1 c\u00f2n l\u1ea1i.<\/p>\n\n\n\n
Kim lo\u1ea1i n\u1ed5i bong b\u00f3ng l\u00ean ch\u00ednh l\u00e0 \u0111\u1ed3ng, v\u00e0o kho\u1ea3ng 98% r\u00f2ng. \u0110\u1ed3ng n\u1ed5i bong b\u00f3ng ph\u1ea3i \u0111\u01b0\u1ee3c l\u1ecdc k\u1ef9 m\u1ed9t l\u1ea7n n\u1eefa tr\u01b0\u1edbc khi \u0111\u01b0a v\u00e0o s\u1eed d\u1ee5ng trong c\u00f4ng nghi\u1ec7p. Th\u01b0\u1eddng th\u01b0\u1eddng c\u00f4ng \u0111o\u1ea1n n\u00e0y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1eb1ng \u0111i\u1ec7n. S\u1ea3n ph\u1ea9m cu\u1ed1i c\u00f9ng c\u00f3 \u0111\u1ed9 99,9% nguy\u00ean ch\u1ea5t.<\/p>\n","protected":false},"excerpt":{"rendered":"
T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 10 – Arkady Leokum \u0110\u1ed3ng l\u00e0 m\u1ed9t trong nh\u1eefng kim lo\u1ea1i th\u00f4ng th\u01b0\u1eddng v\u00e0 c\u00f3 \u00edch nh\u1ea5t. \u0110\u1ed3ng \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong thi\u00ean nhi\u00ean d\u01b0\u1edbi hai d\u1ea1ng: \u0111\u1ed3ng nguy\u00ean ch\u1ea5t v\u00e0 \u0111\u1ed3ng n\u1eb1m trong qu\u1eb7ng (h\u1ed7n h\u1ee3p v\u1edbi c\u00e1c th\u00e0nh ph\u1ea7n kh\u00e1c). C\u00f3 […]<\/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],"tags":[],"class_list":["post-15826","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/15826","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=15826"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/15826\/revisions"}],"predecessor-version":[{"id":15827,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/15826\/revisions\/15827"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=15826"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=15826"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=15826"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}