New data on non-traditional types of East Kazakhstan rare metal ore

نویسندگان
چکیده

برای دانلود رایگان متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

environmental effects of gol-e-gohar iron ore mine on groundwater of the area

gol-e-gohar iron ore mine of sirjan in southern part of iran is a large open pit that operates below the groundwater table and during mining operation, dewatering is required to prevent operation processes from flooding. current operation is going on by digging wells in or out of the pit and pumping to prevent flooding. as a result of the former dewatering operation a vast deep cone of depressi...

on the comparison of keyword and semantic-context methods of learning new vocabulary meaning

the rationale behind the present study is that particular learning strategies produce more effective results when applied together. the present study tried to investigate the efficiency of the semantic-context strategy alone with a technique called, keyword method. to clarify the point, the current study seeked to find answer to the following question: are the keyword and semantic-context metho...

15 صفحه اول

a study on the effectiveness of task types (noticing-reformulation) on iranian low intermediate efl learners’ retention of collocations

چکیده پژوهش شبه تجربی حاضر به بررسی بکارگیری تمارین کلاسی که برانگیزنده آگاهی و توجه آگاهانه به همایندها بعنوان بخشی از یک دوره ی مکالمه زبان خارجی در یکی از آموزشگاه های زبان انگلیسی ایران است می پردازد.

Alvanite from Kazakhstan, U.S.S.R." new crystallographic and chemical data

Alvanite is monoclinic P2Jn, with a = 17.808(8), b = 5.132(3), c = 8.881(4)A, and/3 = 92.11(3) ~ The density is 2.49 g/cm 3 (meas), 2.492 g/cm ~ (calc), Microprobe analysis yielded A1203 34.2, FeO 0.3, ZnO 7.6, NiO 4.2, V205 27.5, H20 (by difference) 26.2, total = 100.0 wt. %. This leads to the idealized formula (Zn,Ni)A14(VO3)2(OH)j2.2H20 with Z = 2.

متن کامل

ذخیره در منابع من


  با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید

ژورنال

عنوان ژورنال: Naukovyi Visnyk Natsionalnoho Hirnychoho Universytetu

سال: 2020

ISSN: 2071-2227,2223-2362

DOI: 10.33271/nvngu/2020-4/011