 | | Journal (article/letter/editorial) |
| AND JOURNAL OF THE MINERALOGICAL SOCIETY No. 224 March, 1954 Vol. XXX A new review of the chlorites...chlorites. By MAX H. HEY, M.A., D.Sc. Department of Mineralogy, British Museum (Natural History). [Read November...extensive isostructural series with a high degree of isomorphous substitution, within which it has always...delimit species; until recently, owing to the lack of adequate X-ray studies; several structurally distinct...aluminosilicates of magnesium and iron (ferrous and ferric); a few contain appreciable amounts of chromium, |
 | | Journal (article/letter/editorial) |
| WtNcnorl, STUDY OF CHLORITE Uniaersity of Wisconsin, Madison, Wisconsin. In a first study of the chlorite...published about ten years ago,r the chief purpose of the writer was to show that it is possible to find...understand the mode of variation in composition (and this requires a knowledge of the end-member molecules)...use a graphic method of correlation, involving four molecules. In a second study of chlorite published...correlation of variations in optic properties with variations in composition was revised in the light of the |
 | | Report (volume) |
| Chemistry and Physics, 39 Bulletin No. 220 DEPA'ETMENT OF THE INTERIOR UNITED STATES GEOLOGICAL SURVEY x CHARLES...THE LABORATORIES OF 188O to 19O3 TABULATED BY F. "W. OLAUKE, Chief Chemist WASHINGTON GOVERNMENT PRINTING... ^^ 6 o 0 m p CONTENTS. Page jy. Letter of transmittal, by George F. BeckerI..................-.----.---...------..----.--.-.---. 12 Sulphide of silver, copper, and zinc. -...--...-.--..-.-..-................'--.-.................. 79 80 Clinochlore....-........-..--------.----.--.-.-.-.....-. |
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| MINERALS OF WASHINGTON, D.C. AND VICINITY by Lawrence R. Bernstein U. S. Geo^r^'ce.l Survey OPEN...cer.-..: 2713^7 CONTENTS Introduction 1 Scope of report 4 Mineral collecting 5 Acknowledgments...Triassic deposits 31 Mineral localities 38 District of Columbia Mavtrl a Tirl IWlCfci JT XClilUl Q ~...quarries of northern Virginia 155 CAPTIONS Illustrations Plate 1. Mineral localities of Washington, B.C...geologic map of Washington. D.C. and vicinity, Plate 3. Mineral deposits and generalized geology of the Triassic |
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| DEPARTMENT OF THE INTERIOR UNITED STATES GEOLOGICAL SURVEY GEORGE OTIS SMITH, DIRECTOR BULLETIN 419...419 ANALYSES OF ROCKS AND MINERALS FEOM THE LABORATORY OF THE UNITED STATES GEOLOGICAL SURVEY \ 1880...1908 TABULATED BY F. W. CLARKE, CHIEF CHEMIST WASHINGTON GOVERNMENT PRINTING 1910 OFFICE CONTENTS...average composition of rocks. ..'.....< .................................. Analyses of igneous and crystalline..................................... 15 1. Rocks of Mount Ascutney.................................. |
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| UNIVERSITY OF ILLINOIS LIBRARY i ^ 6^2.09 S ^^ 2 . ) I NEW SOUTH WALES. DEPARTMENT OF MINES....Geologist. MINERAL RESOURCES. No. 22. BIBLIOGRAPHY OF Australian Mineralogy. BY C. ANDERSON, M.A., D.Sc...to the Australian Museum. [by permission of the trustees of the AUSTRALIAN MUSEUM.] 1916. SYDNET :...i ',1 /I l1 LETTER OF TRANSMITTAL To all workers employed in subject of their studies Australian...bibliography of the scientific investigation a essential, —which and this work — “ Bibliography of has |
 | | Report (volume) |
| h e DEPARTMENT OF THE INTERIOR UNITED STATES GEOLOGICAL SURVEY GEORGE OTIS SMITH, DIRECTOR BULLETIN...BULLETIN 591 ANALYSES OF ROCKS AND MINERALS FROM THE GEOLOGICAL SURVEY TABULATED BY F. W. CLARK 114, CHIEF...CHIEF CHEMIST WASHINGTON GOVERNMENT PRINTING OFFICE t f ~~ ,~, ~;. DEPARTMENT OF THE INTERIOR...DIRECTOR BULLETIN 591 ANALYSES OF ROCKS AND NIN6RALS FROM THE LABORATORY OF THE UNITED STATES GEOLOGICAL...CHEMIST WASHINGTON GOVERNMENT PRINTING OFFICE 1915 CONTENTS. Introduction Average composition of rocks |
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| C J' -- .:t:.·: .. ;.• TITLES CLASSIC OF RELATED GEOLOGY INTEREST IN EUROPE SERIES l...Islands Juan Carlos Carracedo & Simon Day 5. The north of Ireland Paul Lyle 6. Leinster Chris Stillman & George...Highlands of Scotland Con Gillen 9. The Inner Hebrides of Scotland Con Gillen 11. The Gulf of Corinth Mike...Neill, Clive Portman, Peter Rowe OTHER TITLES OF RELATED I"t\TEREST Co,zfi·onting catastrophe: nell'perspecrh·es...d's sters Da,·id Alexander Geology and landscapes of Scotland Con Gillen La catastrophe: A1ow11Pelee and |
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| DEPARTMENT OF THE INTERIOR ALBERT B. FALL, Secretary UNITED STATES GEOLOGICAL SURVEY GEORGE OTIS SMITH...MICROSCOPIC DETERMINATION OF THE NONOPAQUE MINERALS BY ESPER S. LARSEN WASHINGTON GOVERNMENT PRINTING OFFICE.............................. The immersion method of identifying minerals........................... New...... Need of further data.................................................... Advantages of the immersion............ CHAPTER II. Methods of determining the optical constants of minerals ....... The chief optical |
