 | | Journal (article/letter/editorial) | | 20:04 16 May 2014 Stove Mountain Area Colorado Springs, Colorado All photos by Gary Zito unless otherwise...otherwise noted 224 ROCKS & MINERALS GARY ZITO Colorado School of Mines Metallurgical and Materials Engineering...Engineering Department 1500 Illinois Street Golden, Colorado 80401 gzito@mines.edu SARAH L. HANSON Adrian...Stove Mountain area of Colorado have provided numerous attractive specimens of quartz, microcline, albite...crystals. Figure 1 (center spread). Stove Mountain, Colorado. Figure 2 (center spread, inset). An outcrop of |  | | Journal (article/letter/editorial) | | northeasterly-trending continentul Figure 2. Geologic map of the Colorado Front Range showing the Precambrian metamorphic...Karistrom 1978; Lanthier 1978). Farther south in Colorado, sediments accumulated in decper-water rocks formed...Survey into “Early, Middle, and Late” Eras. In Colorado we because of the subsequent folding and overthrusting...subduction zone and possibly the creation Era in Colorado and Wyoming of a volcanic island arc. Carpenter...perhaps be the Phillipine island arc, and Jack Colorado show two major rock groups with different ages |  | | Book (edition) | | COLO RAD O GEM T RAILS t.lilky quartz crystals, Ow-ay. Katherine H . Jensen. AND MINERAL GUID E RICHARD...MILEAGE L OGS. REVISED EDITION Revised Edition, COLORADO GEM TRAILS AND MINERAL GUIDE HICllAHD :--1. PEARL...an extensive ¥em and mineral collecting tour 01 Colorado, revealing the interesting places where Nature...highways. Latest information is given on local tra\'el and collecting conditions and land ownership, so...Swallow, Publisher) 2679 South York Street Denver, Colorado 80210 - , =· - ·, BOOKS BY RICHARD M. PEARL |  | | Book (edition) | | — _ ; COLORADO GEM TRAILS AND MINERAL GUIDE ! ■ : ' BOOKS BY RICHARD M. PEARL Colorado Gem Trails...Trails and Mineral Guide Colorado Rocks, Minerals, Fossils America’s Mountain: Pikes Peak and the Pikes...Nature As Sculptor: A Geologic Interpretation of Colorado Scenery Guide to Geologic Literature Popular Gemology...Gemology Mineral Collectors Handbook Colorado Gem Trails The Art of Gem Cutting (With Dr. H. C. Dake)...Dake) * RICHARD M. PEARL ★ COLORADO GEM TRAILS AND MINERAL GUIDE ★ SKETCH MAPS BY MIGNON WARDELL PEARL |  | | Journal (article/letter/editorial) | | PEGMATITES AND QUARTZ DIKES OF MOUNT ROSA COMPLEX AREA, COLORADO FRONT RANGE, COLORADO, USA SARAH L. HANSON§...Madison Street, Adrian, Michigan 49221, USA, GARY ZITO Colorado School of Mines, Metallurgical and Materials...Department, 1500 Illinois Street, Golden, Colorado 80401, USA Keywords: pegmatite, beryllium mineralization...Complex (MRC), located in the Colorado Front Range, extends from St. Peters Dome in the south to Mount Buckhorn...Buckhorn to the north and east of Cheyenne Canyon. The complex lies in the southern part of the Pikes Peak |  | | Report (volume) | | Minerals of Colorado: A 100- Year Record By EDWIN B. ECKEL GEOLOGICAL SURVEY BULLETIN 1 1 14 A...knowledge____________________________________ Future of Colorado mineralogy______________________________________...mineral localities and metallic mineral deposits of Colorado ________________________________ In pocket III...mineral localities and metallic mineral deposits of Colorado, has not been included in this reprint. Many of...especially Fischer and others, 1946). MINERALS OF COLORADO: A 100-YEAR RECORD By EDWIN B. EcKEL ABSTRACT |  | | Journal (article/letter/editorial) | | MINERALOGY OF THE MOUNT ROSA AREA, EL PASO AND TELLER COUNTIES, COLORADO. II. PEGMATITESI EuceNB B. Gnoss...alkalic granites in the Mount Rosa area, west of Colorado Springs. One is the older calc-alkalic Pikes Peak...type. The accessory assemblage of the Mount Rosa quartz-microcline-riebeckite pegmatites consists chiefly...Pikes Peak pegmatites, which are characterized by quartz and amazonite crystals, zircon, biotite, siderite...minerals in pegmatites of the St. Peters Dome district, Mount Rosa area,Colorado,attracted the attention of |  | | Journal (article/letter/editorial) | | COLORADO TOPAZ Topaz, Al Si0 (F,OH) is one of Colorado's better known gem minerals. Though Col orado...(PJM), 975 (TCM) Box 25046, Federal Center Denver, Colorado 80225-0046 A ccording to Cross and Hillebrand...discovery of Colorado topaz was made about 1880 by a Mr. Thiebald,* "a prospector of Colorado Springs."...longest dimension, associated with feldspar, smoky quartz, and zircon. The large fragment was said to...area. The largest fine-quality topaz specimens in Colorado occur in several separate and distinct localities |  | | Journal (article/letter/editorial) | | and quartz, 9.9 cm across, Tree Root Pocket, Two Point claim, Pikes Peak batholith, Teller County. The...Mail Stop 150, Box 25046 Federal Center Denver, Colorado 80225 pmodreski@usgs.gov C olorado is, of course...prohibitions on collecting or to private land or mining claims for which permission has been obtained....been written as guides to mineral collecting in Colorado. A classic, which went through three major editions...1951 version with a slightly different title), is Colorado Gem Trails and Mineral Guide, by Pearl (1951, |  | | Journal (issue) | | Colorado Springs Mineralogical Society Founded in 1936 July 2015 PICK&PACK Vol 55 ...... Number 6 Inside...Jacobson Topic: Pegmatitic Rare-earth Minerals of Colorado: Species and Identification Refreshments provided...Friends of Mineralogy, Colorado Chapter. Mark has collected rare earth minerals in Colorado, Texas, Wyoming...Minerals of Colorado: Species and Identification Most of the pegmatitic rare-earth minerals in Colorado are found...the South Platte district, Jefferson County; St. Peters Dome district, El Paso County, Trout Creek Pass |  | | Journal (issue) | | Julius Weber Mamaroneck, New York COLORADO ISSUE #2 Articles Colorado locality index.............................. 323 by B. L. Muntyan What’s new in Colorado minerals? ......................................339 by M. I. Jacobson The San Juan Mountains of Colorado ..................................349 by J. A...AMAZONITE with smoky quartz, 10 cm tall, from the Yucca Hill claim, Park County, Colorado. Richard A. Kosnar...should be mailed to Dr. Arthur Roe, 3024 E. Sixth St., Tucson, Arizona 85716, so as to be received before |  | | Journal (article/letter/editorial) | | MIAROLITIC CAVITY IN CHEYENNE CANYON, EL PASO COUNTY, COLORADO GARY ZITO Colorado School of Mines, Metallurgical...Materials Engineering Department, 1500 Illinois St., Golden, Colorado 80401, U.S.A. SARAH L. HANSON§ Adrian College...Madison St., Adrian, Michigan 49221, U.S.A ABSTRACT A miarolitic cavity in a pegmatite in Cheyenne Canyon...Canyon, El Paso Co., Colorado has an unusual mineral assemblage that includes epitaxial genthelvite overgrowths...albite overgrowths, small clear to slightly smoky quartz crystals, micas completely altered to sericite |  | | Journal (issue) | | Pegmatites in the Pikes Peak Batholith, Central Colorado Daniel E. Kile Research Associate, Denver Museum...Nature & Science 5176 Black Bear Run - Littleton, Colorado 801215 Email: centennial87@comcast.net were sparse...throughout the Pikes Peak batholith in central Colorado, and many of them provide spectacular thumbnail-...pegmatites in the Pikes Peak batholith (PPB) in central Colorado. Although some minerals, such as fluorite, hematite...batholith, in an area north of Florissant in Teller County, taken prior to the arsoncaused 2002 Hayman fire |  | | Journal (issue) | | Crystal Peak area north of the town of Florissant in Colorado. In addition to being a prospector, miner, and...including Jerry Hurianek, whose longtime activities in Colorado are documented in t\vo of his unpublished articles...wrote for Rocks & Minerals in 1938 about finding smoky quartz in the Crystal Peak area (Hurianek 1938). Jerry...Florissant and Lake George for amazonite and smoky quartz for the past 150 years, but few have had the...substantial cabinet-size combination of amazonite and smoky quartz, composed of large, well-formed crystals associated |  | | Journal (article/letter/editorial) | | NOTES AND NEWS GENTHELVITE CRYSTALFROM EL PASOCOUNTY, COLORADO Jawnrr. J. Gr,lss, U. S. GeologicalSuroey...Denaer, Colorado. The St. Peters Dome-Stove Mountain area near Colorado Springs, El Paso County, Colo....March 1949J. W. Adams, accompaniedby Edwin Over of Colorado Springs, made a brief visit to the area, and in...Highway) in the NW| sec.4, T. 15 S., R. 67 W., El Paso County, Colo. The pegmatite, except for the presenceof...graphic intergrowth of microcline-perthite and quartz, and the cavity walls are lined with projecting |  | | Journal (article/letter/editorial) | | New York State Museum; and Dr. George Robinson, St. Lawrence University. Fifteen abstracts were submitted... GOLD FROM THE WILD AMMONOOSUC RIVER, GRAFTON COUNTY, NEW HAMPSHIRE. J. S. Genga, C. B. Handler, and...FROM THE WILD AMMONOOSUC AND BAKER RIVERS, GRAFTON COUNTY, NEW HAMPSHIRE. C. B. Handler, J. S. Genga, and...MINERALS OF THE MOUNT ROSA COMPLEX AREA NEAR COLORADO SPRINGS, COLORADO. S. L. Hanson1 and G. Zito2. 1Adrian...College, Geology Dept., 110 S. Madison St., Adrian, MI 49221; 2 Colorado School of Mines, Metallurgical and |  | Collins, Donley S., Cobban, Robert R., Foord, Eugene E., Murphy, Jack A. (1989) Bibliography for update and revision of U.S.G.S. Bulletin 1114, Minerals of Colorado -- a 100 year record, by Edwin B. Eckel, Part A - Paper copy --Bibliography data file disks. Open-File Report Vol. 1989 (89-206) US Geological Survey doi:10.3133/ofr89206a | Report (issue) | | Survey Denver, Colorado Department of Geology, Denver Museum of Natural History Denver, Colorado NOTE FOR...revision of U.S.G.S. Bulletin 1114, Minerals of Colorado A 100 year record, by Edwin B. Eckel By Donley...Prepared in cooperation with Friends of Mineralogy - Colorado Chaptar, and the Denver Museum of Natural History...references dealing with the mineralogy of the state of Colorado. It is part of a more than 10 year effort to update...and revise U.S.G.S. Bulletin 1114, Minerals of Colorado: A 100 year record, by Edwin B. Eckel (1961). |  | | Journal (article/letter/editorial) | | COLLECTING BY CAMPER IN COLORADO By LAWRENCE AND HARRIETTE SCHOPPEE 9 Greenbrier St., Springfield 8, Mass...investigating such a claim? We took our Camper to Colorado and now that state rivals Canada in our list of...campgrounds are available, and many new sites in Colorado are being opened every year. Our sleeping bags...described in Professor Richard M. Pearl's book, "Colorado Gem Trails and Mineral Guide." As in any other...before starting to collect in Colorado. Traveling from Massachusetts to Colorado is a trip in itself but don't |  | | Report (issue) | | https://archive.org/details/fluorspardeposito00Oharr COLORADO GEOLOGICAL SURVEY BOULDER R. D. GEORGE, State...State Geologist BULLETIN 18 FLUORSPAR DEPOSITS COLORADO By HARRY KAMES A. AURAND BROTHERS, STATE...-...- Governor of Colorado GEORGE UNORLING nee ee President University of Colorado VicCTOR Ct A LDERGONG...TRANSMITTAL. State Geological Survey, University of Colorado, April 29, 1920. Governor Oliver H. Shoup, Chairman...honor to transmit herewith Bulletin 18 of the Colorado Geological Survey. Very respectfully, R. D. GEORGE |  | | Journal (issue) | | Uwharrie Wildlife M anagem ent A rea, M ontgom ery County, North Carolina. T he major crystal m easures 6...6 x 5.5 x 0.8 mm. T he crystals are attached to quartz crystals. A natase also was found in the pocket...reward for me. KEITH PROCTOR 88 RAVEN HILLS CT. COLORADO SPRINGS, CO. 80919 PHONE: 303-598-8805 (Private...the Burlington mine near Jamestown, Boulder County, Colorado. We found perhaps a dozen good specimens,... MINERAL SPECIES: Country: State or Province: County: N earest Town: M ine Name: O ther Inform ation: |  | | Journal (article/letter/editorial) | | GLASTONBURY, CONNECTICUT. J. H. Betts, 215 W. 98th St., #2F, New York, NY 10025. Mineral collectors are...81MINERALS dletown-Portland, Connecticut, pegmatite district. They are found in South Glastonbury, about 5...includes one of the largest quarries of the entire district, the Howe No. 1. Access is through a trail system...lithium pegmatite minerals. Minerals found in the district include albite, allanite, almandine, autunite...molybdenite, monazite, muscovite, opal, pyrolusite, quartz, samarskite-(Y), scapolite, schorl, spessartine |  | | Journal (article/letter/editorial) | | Mineral Show DENVER, COLORADO REGINA MODRESKI 8075 West Fremont Drive Littleton, Colorado 80123 W O R D I...and has boomed again in recent years as home to mining and oil companies. Museums, national parks, and...ROCKS AND MINERALS In this setting, and with Colorado boasting some 700 minerals, numerous gemstones...the 1930s, when the Colorado Mineral Society sponsored shows at the Jef ferson County Fairgrounds. I n...of about 900 members. The member clubs are the Colorado Mineral Society, Denver Gem and Mineral Guild |  | | Report (volume) | | ............................................. Colorado........................................................................................ 102 District of Columbia ....................................to refer to Geological Survey Bulletin 507, "The mining districts of the western United States," and to...exhausted by mining or quarrying. Deposits of minerals that are widely distributed, such as quartz and calcite...because they occur in sufficient quantity to warrant mining for their usual products, but because they furnish |  | | Report (volume) | | it helpful to refer to Survey Bulletin 507, "The mining districts of the western United States," and to...exhausted by mining or quarrying. Deposits of minerals of wide distribution, such as quartz and calcite...because they occur in sufficient quantity to warrant mining for their usual products but because they furnish...A. F. Rogers, Stanford University, Palo Alto. Colorado.........Prof. R. D. George, Boulder. Connecticut...Hotchkiss, Madison. Wyoming.........Mr. C. E. Jamison, Cheyenne. Those members of the United States Geological |  | | Journal (issue) | | a large collecti?n of iris agate and asteriated quartz. Pictures of the two exhibits mentioned above are...McCornack 2-Ben M-aben CABOCHONS-LADIES ONLY I--Grace Peters 2-Mrs. Claude Rosenberg 3-Audra Ewing MINERAL SPECIMENS...White Horse Ranch to the Blitzen Valley, (Harney County, Oregon} and on the way I picked up some pieces...looked like slag from a furnace. This was in Grant County, Oregon, about 5 miles from Seneca. I was on a...pegmatites the crystals and grains of these minerals ; quartz, feldspar, mica, etc. ha,·e gro,vn to much larger |
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