{"id":117926,"date":"2022-07-28T10:01:11","date_gmt":"2022-07-28T02:01:11","guid":{"rendered":"https:\/\/www.alpapowder.com\/117926\/"},"modified":"2022-07-28T10:17:15","modified_gmt":"2022-07-28T02:17:15","slug":"loai-quang-nao-co-the-tao-ra-thach-anh-co-do-tinh-khiet-cao","status":"publish","type":"post","link":"https:\/\/www.alpapowder.com\/vi\/117926\/","title":{"rendered":"Lo\u1ea1i qu\u1eb7ng n\u00e0o c\u00f3 th\u1ec3 t\u1ea1o ra th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao?"},"content":{"rendered":"

\"\"<\/p>\n

Th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao l\u00e0 lo\u1ea1i th\u1ea1ch anh ch\u1ea5t l\u01b0\u1ee3ng cao \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t trong t\u1ef1 nhi\u00ean (nh\u01b0 pha l\u00ea) ho\u1eb7c \u0111\u01b0\u1ee3c ch\u1ebf bi\u1ebfn t\u1eeb nguy\u00ean li\u1ec7u th\u1ea1ch anh t\u01b0\u01a1ng \u0111\u1ed1i tinh khi\u1ebft. N\u00f3 c\u1ea7n thi\u1ebft cho s\u1ea3n xu\u1ea5t c\u00e1c ng\u00e0nh c\u00f4ng ngh\u1ec7 cao nh\u01b0 ch\u1ea5t b\u00e1n d\u1eabn, \u0111\u00e8n nhi\u1ec7t \u0111\u1ed9 cao, th\u00f4ng tin li\u00ean l\u1ea1c, quang h\u1ecdc ch\u00ednh x\u00e1c, vi \u0111i\u1ec7n t\u1eed v\u00e0 n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi. nguy\u00ean li\u1ec7u th\u00f4.<\/p>\n

Th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh t\u1ef1 nhi\u00ean r\u1ea5t khan hi\u1ebfm ho\u1eb7c c\u1ef1c k\u1ef3 h\u1ea1n ch\u1ebf (ch\u1eb3ng h\u1ea1n nh\u01b0 pha l\u00ea). \u0110\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao, nguy\u00ean li\u1ec7u th\u1ea1ch anh t\u1ef1 nhi\u00ean c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao th\u01b0\u1eddng \u0111\u01b0\u1ee3c tinh ch\u1ebf th\u00e0nh th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao. Do \u0111\u00f3, vi\u1ec7c \u0111\u00e1nh gi\u00e1 nguy\u00ean li\u1ec7u th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao, c\u0169ng nh\u01b0 nghi\u00ean c\u1ee9u v\u1ec1 s\u1ef1 xu\u1ea5t hi\u1ec7n v\u00e0 c\u01a1 ch\u1ebf h\u00ecnh th\u00e0nh c\u1ee7a nguy\u00ean li\u1ec7u th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao s\u1ebd c\u00f3 l\u1ee3i cho vi\u1ec7c cung c\u1ea5p b\u1ec1n v\u1eefng nguy\u00ean li\u1ec7u th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao v\u00e0 qu\u00e1 tr\u00ecnh x\u1eed l\u00fd, tinh ch\u1ebf. b\u1eb1ng th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao.<\/p>\n

1. \u0110\u00e1nh gi\u00e1 to\u00e0n di\u1ec7n nguy\u00ean li\u1ec7u th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao<\/p>\n

\u0110\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a th\u1ea1ch anh ch\u1ec9 b\u1eb1ng th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc l\u00e0 chuy\u1ec7n m\u1ed9t s\u1edbm m\u1ed9t chi\u1ec1u, v\u00e0 c\u00e1c y\u1ebfu t\u1ed1 kh\u00e1c nhau c\u1ea7n \u0111\u01b0\u1ee3c xem x\u00e9t m\u1ed9t c\u00e1ch to\u00e0n di\u1ec7n trong vi\u1ec7c \u0111\u00e1nh gi\u00e1 th\u1ea1ch anh. V\u1ec1 b\u1ea3n th\u00e2n kho\u00e1ng ch\u1ea5t th\u1ea1ch anh, c\u1ea7n xem x\u00e9t n\u0103m y\u1ebfu t\u1ed1: th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a th\u1ea1ch anh, k\u00edch th\u01b0\u1edbc h\u1ea1t nh\u00fang, kho\u00e1ng ch\u1ea5t h\u1ea1ch c\u1ed9ng sinh, t\u1ea1p ch\u1ea5t v\u00e0 m\u1ea1ng tinh th\u1ec3.<\/p>\n

2. \u0110\u00e1 ngu\u1ed3n l\u00fd t\u01b0\u1edfng cho nguy\u00ean li\u1ec7u th\u00f4 th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao<\/p>\n

Th\u1ea1ch anh c\u00f3 th\u1ec3 ch\u1ee9a trong \u0111\u00e1 magma, \u0111\u00e1 tr\u1ea7m t\u00edch, \u0111\u00e1 bi\u1ebfn ch\u1ea5t v\u00e0 c\u00e1c m\u1ea1ch th\u1ee7y nhi\u1ec7t. S\u1ed1 l\u01b0\u1ee3ng v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a th\u1ea1ch anh trong c\u00e1c lo\u1ea1i \u0111\u00e1 c\u00f3 ngu\u1ed3n g\u1ed1c \u0111\u1ecba ch\u1ea5t kh\u00e1c nhau r\u1ea5t kh\u00e1c nhau, c\u00e1c k\u1ef9 thu\u1eadt v\u00e0 \u0111\u1ed9 kh\u00f3 tinh ch\u1ebf r\u1ea5t kh\u00e1c nhau, v\u00e0 m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng trong c\u00f4ng nghi\u1ec7p c\u0169ng kh\u00e1 kh\u00e1c nhau.<\/p>\n

(1) \u0110\u00e1 magma<\/p>\n

(2) \u0110\u00e1 bi\u1ebfn ch\u1ea5t<\/p>\n

(3) \u0110\u00e1 tr\u1ea7m t\u00edch<\/p>\n

 <\/p>\n

3. Ngu\u1ed3n g\u1ed1c \u0111\u1ecba ch\u1ea5t c\u1ee7a nguy\u00ean li\u1ec7u th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao<\/p>\n

N\u00f3i chung, th\u00e0nh ph\u1ea7n c\u1ee7a c\u00e1c nguy\u00ean t\u1ed1 vi l\u01b0\u1ee3ng trong th\u1ea1ch anh c\u00f3 li\u00ean quan \u0111\u1ebfn c\u00e1c \u0111\u1eb7c t\u00ednh c\u1ee7a ch\u1ea5t n\u00f3ng ch\u1ea3y \/ ch\u1ea5t l\u1ecfng trong qu\u00e1 tr\u00ecnh k\u1ebft tinh th\u1ea1ch anh v\u00e0 c\u00e1c bi\u1ebfn \u0111\u1ed5i sau n\u00e0y (nh\u01b0 bi\u1ebfn d\u1ea1ng ki\u1ebfn \u200b\u200bt\u1ea1o, bi\u1ebfn ch\u1ea5t, bi\u1ebfn ch\u1ea5t th\u1ee7y nhi\u1ec7t, v.v.) sau khi k\u1ebft tinh. Do \u0111\u00f3, th\u1ea1ch anh t\u01b0\u01a1ng \u0111\u1ed1i tinh khi\u1ebft c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c k\u1ebft tinh tr\u1ef1c ti\u1ebfp \u1edf d\u1ea1ng n\u00f3ng ch\u1ea3y \/ ch\u1ea5t l\u1ecfng c\u00f3 \u00edt t\u1ea1p ch\u1ea5t trong m\u00f4i tr\u01b0\u1eddng b\u00ean ngo\u00e0i th\u00edch h\u1ee3p; n\u1ebfu \u0111\u1ed9 tinh khi\u1ebft v\u00e0 k\u00edch th\u01b0\u1edbc h\u1ea1t c\u1ee7a th\u1ea1ch anh \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh b\u1edfi s\u1ef1 tan ch\u1ea3y \/ ch\u1ea5t l\u1ecfng kh\u00f4ng t\u1ed1t l\u00fac \u0111\u1ea7u, n\u00f3 c\u0169ng c\u00f3 th\u1ec3 b\u1ecb bi\u1ebfn \u0111\u1ed5i sau \u0111\u00f3 (ch\u1eb3ng h\u1ea1n nh\u01b0 bi\u1ebfn d\u1ea1ng c\u1ea5u tr\u00fac). , bi\u1ebfn ch\u1ea5t, bi\u1ebfn ch\u1ea5t th\u1ee7y nhi\u1ec7t, v.v.), c\u00e1c t\u1ea1p ch\u1ea5t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c “tinh ch\u1ebf” b\u1eb1ng c\u00e1ch lo\u1ea1i b\u1ecf t\u1ea1p ch\u1ea5t th\u00f4ng qua ph\u1ee5c h\u1ed3i m\u1ea1ng tinh th\u1ec3, di chuy\u1ec3n ranh gi\u1edbi h\u1ea1t, v.v.; t\u1ea5t nhi\u00ean, n\u00f3 c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh trong s\u1ef1 ch\u1ed3ng ch\u1ea5t c\u1ee7a hai ph\u01b0\u01a1ng ph\u00e1p tr\u00ean.<\/p>\n

4. \u1ea2nh h\u01b0\u1edfng c\u1ee7a t\u1ea1p ch\u1ea5t \u0111\u1ebfn qu\u00e1 tr\u00ecnh tinh ch\u1ebf c\u1ee7a th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao<\/p>\n

Th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc l\u00fd thuy\u1ebft c\u1ee7a th\u1ea1ch anh l\u00e0 SiO2<\/a>, nh\u01b0ng th\u1ea1ch anh SiO2 nguy\u00ean ch\u1ea5t kh\u00f4ng t\u1ed3n t\u1ea1i trong t\u1ef1 nhi\u00ean. Th\u1ea1ch anh \u00edt nhi\u1ec1u c\u00f3 ch\u1ee9a m\u1ed9t s\u1ed1 nguy\u00ean t\u1ed1 t\u1ea1p ch\u1ea5t (nh\u01b0 Al, Ti, K, Na, Ge, v.v.), lo\u1ea1i v\u00e0 h\u00e0m l\u01b0\u1ee3ng c\u1ee7a ch\u00fang c\u00f3 li\u00ean quan \u0111\u1ebfn s\u1ef1 n\u00f3ng ch\u1ea3y \/ ch\u1ea5t l\u1ecfng v\u00e0 m\u00f4i tr\u01b0\u1eddng b\u00ean ngo\u00e0i khi th\u1ea1ch anh \u0111\u01b0\u1ee3c k\u1ebft tinh v\u00e0 s\u1ef1 bi\u1ebfn \u0111\u1ed5i nh\u1eadn \u0111\u01b0\u1ee3c. sau khi k\u1ebft tinh.<\/p>\n

H\u00e0m l\u01b0\u1ee3ng t\u1ea1p ch\u1ea5t v\u00e0 tr\u1ea1ng th\u00e1i xu\u1ea5t hi\u1ec7n trong tinh th\u1ec3 th\u1ea1ch anh l\u00e0 nh\u1eefng h\u1ea1n ch\u1ebf quan tr\u1ecdng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh li\u1ec7u tinh th\u1ec3 th\u1ea1ch anh c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao hay kh\u00f4ng. Khi \u0111\u00e1nh gi\u00e1 to\u00e0n di\u1ec7n ti\u1ec1m n\u0103ng sinh kim c\u1ee7a th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao k\u1ebft h\u1ee3p v\u1edbi c\u00e1c ch\u1ec9 ti\u00eau c\u00f4ng ngh\u1ec7 v\u00e0 gi\u00e1 tr\u1ecb th\u01b0\u01a1ng m\u1ea1i, c\u1ea7n ph\u1ea3i xem x\u00e9t to\u00e0n di\u1ec7n c\u00e1c \u0111\u1eb7c t\u00ednh kh\u1ea3m c\u1ee7a kho\u00e1ng v\u1eadt th\u1ea1ch anh, c\u00e1c lo\u1ea1i v\u00e0 kho\u00e1ng v\u1eadt d\u1ea1ng h\u1ea1ch c\u00f9ng t\u1ed3n t\u1ea1i. Vi\u1ec7c x\u00e1c \u0111\u1ecbnh chi ti\u1ebft tr\u1ea1ng th\u00e1i xu\u1ea5t hi\u1ec7n, s\u1ed1 l\u01b0\u1ee3ng v\u00e0 \u0111\u1eb7c \u0111i\u1ec3m ph\u00e2n b\u1ed1 c\u1ee7a c\u00e1c nguy\u00ean t\u1ed1 t\u1ea1p ch\u1ea5t trong tinh th\u1ec3 th\u1ea1ch anh l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi qu\u00e1 tr\u00ecnh x\u1eed l\u00fd tinh s\u1ea1ch kho\u00e1ng ch\u1ea5t ti\u1ebfp theo v\u00e0 th\u1ea3o lu\u1eadn v\u1ec1 vi\u1ec7c s\u1eed d\u1ee5ng n\u00f3 trong c\u00f4ng nghi\u1ec7p.<\/p>\n","protected":false},"excerpt":{"rendered":"

Th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao l\u00e0 lo\u1ea1i th\u1ea1ch anh ch\u1ea5t l\u01b0\u1ee3ng cao \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t trong t\u1ef1 nhi\u00ean (nh\u01b0 pha l\u00ea) ho\u1eb7c \u0111\u01b0\u1ee3c ch\u1ebf bi\u1ebfn t\u1eeb nh\u1eefng nguy\u00ean li\u1ec7u th\u1ea1ch anh t\u01b0\u01a1ng \u0111\u1ed1i tinh khi\u1ebft. N\u00f3 c\u1ea7n thi\u1ebft cho vi\u1ec7c s\u1ea3n xu\u1ea5t c\u00e1c ng\u00e0nh c\u00f4ng ngh\u1ec7 cao nh\u01b0 ch\u1ea5t b\u00e1n d\u1eabn, \u0111\u00e8n nhi\u1ec7t \u0111\u1ed9 cao, th\u00f4ng tin li\u00ean l\u1ea1c, quang h\u1ecdc ch\u00ednh x\u00e1c, vi \u0111i\u1ec7n t\u1eed v\u00e0 n\u0103ng l\u01b0\u1ee3ng m\u1eb7t tr\u1eddi. nguy\u00ean li\u1ec7u th\u00f4.<\/p>\n","protected":false},"author":7,"featured_media":117889,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[830],"tags":[],"class_list":["post-117926","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/117926","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/comments?post=117926"}],"version-history":[{"count":0,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/117926\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media\/117889"}],"wp:attachment":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media?parent=117926"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/categories?post=117926"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/tags?post=117926"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}