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| .............................................6 MINING HISTORY .........................................affected Plutonic units Quartz-rich granitoids Alkali-feldspar granite, granite Granodiorite, tonalite Monzonite...types Hydrothermally altered and/or affected q e x k h u g d o h r a t b v h MINERAL OCCURRENCE SYMBOLS...on mines and prospects. Australian Mining Standard. A weekly mining newspaper which commenced about 1883...map showing current mining and exploration titles. A registered plan showing mining titles prepared by |
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| orebodies suitable for underground or open cut mining. The Clarence-Moreton Basin and associated underlying...SEDIMENTS ...................................... 34 MINING HISTORY ..................................................... 126 Bucklands reef (Heinricks reef, Mt Agnes gold mine)(PG0035) ........................................................... 27 Figure 7. Mining history of the Warwick-Tweed Heads sheet area ...Figure 21. Simplified geology and workings of the Mt Carrington area, Drake. Modified from Houston (1993) |
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| Cordilleran Tonalitic I-type Intrusions in Eastern Australia KEY CENTRE FOR THE GEOCHEMICAL EVOLUTION AND...AUSTRALIAN NATIONAL UNIVERSITY, CANBERRA, A.C.T. 0200, AUSTRALIA RECEIVED APRIL 3, 1995 REVISED TYPESCRIPT ACCEPTED...in the southern New England Orogen of eastern Australia. It comprises 12 small (mostly <100 km2) intrusions...isotopically primitive plutonic rocks in eastern Australia, typically having initial 87Sr/86Sr ratios of...evolved upper-crustal material. KEY WORDS: Eastern Australia; Cordilleran I-type; isotopically primitive; |
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| compositions Colleen J. Bryant, Bruce W. Chappell, Victoria C. Bennett and Malcolm T. McCulloch Transactions...article: Colleen J. Bryant, Bruce W. Chappell, Victoria C. Bennett and Malcolm T. McCulloch (2004). Lithium...compositions Colleen J. Bryant, Bruce W. Chappell, Victoria C. Bennett and Malcolm T. McCulloch ABSTRACT:...components. Isotopically (Nd and Sr) juvenile, low-K, Cordilleran I-type granites of the Clarence River...interactions with crustal materials. Oxidised, high-K granites of the Moonbi Supersuite have more homogenous |
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| compositions Colleen J. Bryant, Bruce W. Chappell, Victoria C. Bennett and Malcolm T. McCulloch ABSTRACT:...components. Isotopically (Nd and Sr) juvenile, low-K, Cordilleran I-type granites of the Clarence River...interactions with crustal materials. Oxidised, high-K granites of the Moonbi Supersuite have more homogenous...crust (cf. Chappell 1978) or the involvement of high-K mantle-derived magmas (cf. Shaw & Flood 1981; Landenberger...supersuites. Lower 7Li values primarily occur in lower-K plutons from the northern portion of the Uralla Supersuite |
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| RESOURCES BULLETIN 23 DIMENSION STONE IN WESTERN AUSTRALIA Volume 1 INDUSTRY REVIEW AND DIMENSION STONES...by JM Fetherston DIMENSION STONE IN WESTERN AUSTRALIA VOLUME 1 INDUSTRY REVIEW AND DIMENSION STONES...OF WESTERN AUSTRALIA MINERAL RESOURCES BULLETIN 23 DIMENSION STONE IN WESTERN AUSTRALIA VOLUME 1 INDUSTRY...EXECUTIVE DIRECTOR, GEOLOGICAL SURVEY OF WESTERN AUSTRALIA Tim Griffin REFERENCE The recommended reference...Fetherston, JM, 2007, Dimension stone in Western Australia: Volume 1 — Industry review and dimension stones |
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| rollback in the southern New England Orogen (eastern Australia): the end of the Hunter-Bowen Orogeny P-F. LI1...University of Queensland, Brisbane 4072, Queensland, Australia. Research School of Earth Sciences, Australian...Australian National University, Canberra, 0200 ACT, Australia. The New England Orogen, the youngest subduction-related...(235–215 Ma) is aligned along a N–S belt farther east. Assuming that magmatism was subduction-related...earliest phase of the Mesozoic rifting of eastern Australia. KEY WORDS: New England Orogen, New England Batholith |
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| interested in exploring so111e of these lesser knm,~1 mining areas and that opportunity finally presented itself...lay. I rejo iced in my good fortune ha ing struc k a major po cket in a spot where it was unex pected...often not possible to obtain. M uch of the specimen mining done today is done by arti sanal miners and much...found me sitting in chamber cwo removing c lay and ro;k trying to find the bottom o f the opening. Once I...5-027, has been discovered in the Tavagnasco mining district. Piedmont, Italy, as very rare black metallic |
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| in the Boulder Creek Granodiorite . Potassium feldspar .................................. Boulder Creek...ores, sphene, allanite, hornblende, and potassium feldspar: plagioclase ratios and An content of plagioclase...variation of quartz, plagioclase, and potassium feldspar for Boulder Creek Granodiorite .................modal variation of quartz-plagioclase-potassium feldspar for Twin Spruce Quartz Monzonite ..... Ternary...modal variation in quartz-plagioclase-potassium feldspar for granite gneiss from the granite gneiss and |
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| Queen Street 2E7, Canada Australia Pty. Ltd. Mitcham, Victoria 3132, Australia Van Nostrand Reinhold...P. Blake, professor of mineralogy, geology and mining the at College of California, parent to the...mineralogist of California, and pub- and sixth State Mining Bureau reports. Then beginning volume prepared...Cd Phosphorus Platinum Calcium Ca Potassium K Carbon Cerium Cesium C Praseodymium Pr Ce Protactinium...from molten material. A K-feldspar laterite iron, lens A potassium feldspar. highly weathered, red |
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| Nostrand Reinhold Australia Pty. Ltd. 17 Queen Street Mitcham, Victoria 3132, Australia Van Nostrand Reinhold...P. Blake, professor of mineralogy, geology and mining at the College of California, parent to the University...California, and published in the fourth and sixth State Mining Bureau reports. Then beginning in 1914 with a volume...Terbium Thallium Thorium Mo Nd Ne Ni N Os 0 Pd p Pt K Pr Pa Ra Rn Re Rh Rb Ru Sm Sc Se Si Ag Na Sr s...that solidified from molten material. K-feldspar A potassium feldspar. laterite A highly weathered, red subsoil |
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| ................................... Maryland, District of Columbia................................................................. 2. Crystal Falls district, Michigan ............................. 3. Menominee....................... 124 5. Castle Mountain district.................................... 129 6. Highwood............................ 140 2. Pikes Peak district. ......................................... 3............................ 153 154 6. Tenmile district'.......................................... 7. |
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| ............................ Maryland and the District of Columbia................................................................. 2. Crystal Falls district, Michigan.................................. .................................... 51 7. Mesabi district, Minnesota....................................................................... 74 2. Butte district...................................................................... 83 6. Castle Mountain district......................................... 7. Highwood |
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| rocks New Jersey Pennsylvania Delaware Maryland, District of Columbia 1. Peridotite and pyroxenite 2. Gabbro...1. Marquette region, Michigan 2. Crystal Falls district, Michigan 3 4 CONTENTS. Analyses-Continued...5. Rocks of Pigeon Point, Minnesota 6. Mesabi district, Minnesota 7. Miscellaneous rocks from Minnesota...Montana 1. Madison and Gallatin valleys 2. Butte district 3. Boulder batholith 4. Crazy Mountains 5. Little...Little Belt Mountains 6. Castle Mountain district 7. Highwood Mountains 8. Little Rock Mountains 9. Bearpaw |
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| ......................... 82 Maryland and the District of Columbia.............................. 83 1......................... 4. The Castle Mountain district...........................'...-.. 5. The Highwood.............................. 2. The Pikes Peak district ...... ....:..........-.....--.-----.-3. Silver................................ 6. The Ten Mile district......................................... 7. The........................... 270 2. The Leadville district...... .................................. 271 3 |
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| rocks New Jersey Pennsylvania Maryland and the District of Columbia 1. Peridotite and pyroxenite 2. Gabbro...1. Marquette region, Michigan 2. Crystal Falls district, Michigan 5 3. Keweenaw Point, Michigan 4. Menominee...region 6. Pigeon Point, Minnesota 5 7. Mesabi district, Minnesota 8. Miscellaneous rocks from Minnesota...Castle Mountain district 6. Highwood Mountains5 7. Bearpaw Mountains5 8. Elkhorn mining district 5 9. Marysville...Marysville district 10. Livingston quadrangle 5 11. Philipsburg quadrangle5 12. Radersburg 13. Miscellaneous |
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| 391 GEOLOGY OF ESCALANTE STATE PARK, UTAH by Susan K. Morgan, BradfordW Li11dsay,and Antlzony P. ii\ illianzs...covering more than 83 million acres in 49 States, the District of Columbia, American Samoa, Guam, Puerto Rico...UTAH ~,f .J -> ~ .;; J'1 ~ ~ j ,-~ I. ~ /k-.: Bryce Can~on Cear d Breas ~ ,1, Natural Bridges...Pleistocene Paleo~ne Cretaceous Late Upper (K) Early Lower Late Upper Middle Early Middle...Doelling 1 ABSTRACT Arches National Park, located in east-central Utah, is a 74,000-acre park with the greatest |
