 | | 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 |  | | Book (edition) | | 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...Swallow, Publisher) 2679 South York Street Denver, Colorado 80210 - , =· - ·, BOOKS BY RICHARD M. PEARL...PEARL Exploring Rocks, Minerals, Fossils in Colorado America's Mountain: Pikes Peak and the Pikes Peak...Atlas of Colorado American Gem Trails Nature As Sculptor: A Geologic Interpretation of Colorado . Scenery |  | | Journal (issue) | | .................... 383 OPALIZED WOOD OF MESA COUNTY, COLORADO. BJ' UV. C. l\1inor ..................Zo:!ac .............. IMPORTANT FOSSIL FINDS IN COLORADO ................................ 381 386 388...vicinity of Thomsonite Beach near Grand M arais, Cook County. (See inset key map) Thanks to the recent relocating...often brought to the Museum here as examples of petrified heads or babies feet. They have, of course, no...ht. Upper Gault Sand (Lower Cretaceous) Hardown Hill, Dorset, England. T he sands are so full of deri11ed |  | | Book (volume) | | SOUTHWESTERN QUADRANT Arizona, Arkansas, California, Colorado, Louisiana, Nevada, New Mexico, Oklahoma, Texas...Search of a Whale Wild Season Incident at Hawk’s Hill Wilderness Empire Johnny Logan The Wilderness...Southwestern Quadrant Arizoni, Arkansas, California, Colorado, Louisicna, Nevada, New Mexico, Oklahoma, Texas...Location Numbers Arizona Arkansas California Colorado 258 Louis B30 ana HOW TO USE THIS BOOK...volumes, through very precise directions and accurate county maps, to get you to the best and most accessible |  | | Book (edition) | | rockhounding for eight years* We have followed maps up hill and down dale to free spots to dig. We have also...under 100 lbs., 400/lb. over 100 lbs. Black Mountain Opal Mine. Write Lander's Turquoise, 321 East Andy Devine...tional rockhound ranch. $5-00/yr. dues- Petrified wood Fire opal Fire agate, desert roses Flower agate...Pearlescent, translucent marble; petri¬ fied palm wood; owl-hole agate Cave onyx, stalactites ("Legendary...camping; no hook-ups; bring water**Karl Kubik, Iowa Hill, CA (near Colfax). Fee: $3*00/20 lbs- + 25^ each |  | | Book (edition) | | MARIN COUNTY FREE LIBRARY 3 1111 00289 4184 \ I s Fifth Revised Edition A complete, state-by-state...Maryland; Professor Richard Pearl of Colorado Springs, Colorado; and Professor Jack Hanahan of Belmont...North Carolina, a big diamond or two in Arkansas, opal in Idaho, and so on. Old locations suddenly are... IT'S FUN TO HUNT FOR GEMS and refreshing, a petrified pool never to be disturbed by wind or tide. Few...eye of the microscope. A few gem materials notably opal and obsidian are amorphous, lacking crystal structure |  | | Report (volume) | | and sapphire are considered precious gems. Some opal is precious, but most varieties are semiprecious...streams, and eventually deposited as alluvial gravels. Opal and agate are formed from aqueous solutions. Diamonds...Del Norte County; Trinity River, Trinity County; Spanish Creek and Gopher Hill, Plumas County; Placerville...and Webber Hill, El Dorado County; Cherokee Flats, Yankee Hill,and Oroville, Butte County; French Corral...Corral, Nevada County; Indian Gulch and Volcano, Amador County; and Alpine Creek, Tulare County. Other western |  | | Book | | HfiRIN COUNTY FREE LIBRfiRY 311110G386652Q I V Russell P MacFal A COLOR TREASUF FOR COLLECTORS...to Hunting Locations ? i 9 GIVEN TO THE MARIN COUNTY LIBRARY BY MARI N L MTNF.RAT. SOCTETY DAVID...Center. Geological Survey. Federal Center. Denver. Colorado 80225. Index sheets from which the condition...may be able to buy specimens. map of Keweenaw County. Mich- Part of the U.S. Geological Survey topographic...excavations hidden by the gold seekers at Leadville. Colorado, discarded were that usually there is made |  | | Book (volume) | | 56 ct), Sweet Home Mine, Colorado; colorless scheelite (19.66 ct), Kern County, California; octagonal...Vivid blue matched benitoite gems from San Benito County, California, consisting of 52 benitoites and 75...Cantlin, Ellis, [D; Jeannette B. Carillo, Gem Center USA, EI Paso, TX; Gary Christopher, The Prospectors Cache...Fankboner, Burnaby, BC; James P. Flohr, Burnett Petrified Wood, Lebanon, OR; Dr. Eric Fritzsch, South Dakota...James D. Lindberg, Las Cruces, NM; Jack Lowell, Colorado Gem & Mineral Co., Tempe, AZ; Steven & Lorna Lukinuk | | | Book | | Center Geological Survey Federal Center Denver Colorado 80225 Index sheets from wh ich the precise maps...topographic map of the Delaware q uadrangle o f Keweenaw County, Michigan This ,s an example o f the more picturesque...gray lumps that the gold seekers at Leadv1lle, Colorado, discarded were later recognized as the ore that...sediments across the level plains Agates and petrified wood fragments as well as specimens of hundreds...as obs1d1an found with other volcanic eiecta and opal M inerals are classified according to their structure |  | | Journal (article/letter/editorial) | | face polished) is a beautiful piece of agatized wood. Ain't nature wonderful ! You dig a well and you...you may get water, or oil, or gas, or even petrified wood (agatized was the type found by Mrs. Roder)....and had my first chance at the minerals in the Colorado Desert of California and Arizona. By a lucky chance...'Arizona Gem Fields'. Near Indian Pass, Imperial County, Calif., and then deep in the Muggins Mountains...inch in size. COLORADO — "Stibnite has been found in xled form in at least two Colorado mines. "In the |  | | Book | | fyosieAi. ^touli GUIDE TO THE PETRIFIED FORESTS OF AMERICA I PETRIFIED FOREST : ! DIVIDE WOODLAND... I; i “Sy i l / Petrified Forest Traits -1 1 A Guide to THE PETRIFIED FORESTS OF AMERICA A HANDBOOK...HANDBOOK FOR THE COLLECTOR OF PETRIFIED WOODS By JAY ELLIS RANSOM FIRST EDITION 1955 Price $2.00 Copyright...PHYSICAL PROPERTIES OF PETRIFIED WOOD CHAPTER Page I. GEOLOGICAL OCCURRENCES OF FOSSIL WOOD.. 10 Conditions...PETRIFACTION OF WOOD... The Fossilization Process............. Theories of Petrifaction............. Wood Cells |  | | Book | | favorite location of quartz agate, opal wood — collectors. The petrified gems throughout the world is...about other quartz varieties such as the opal, and petrified wood; and to give him the most complete information...same Society, supplied many photographs of petrified wood from many localities. Several other club members...Quartz Chapter 5. Opal and Its 25 30 50 Varieties Glossary of Opal Terms 54 Wood 62 Chapter 6...6. Petrified Chapter 7. Where Quartz Gems Occur Chapter 8. Collecting Areas in 69 the United | | | Book (volume) | | rhoColorado; eolorless scheelite (19.66 cc), Kern Cowny, California;...Vivid blue matched benitoite gems from Sai, Benito County, California, consisting of 52 benitoites and 75...Cantlin, Ellis, ID; Jeannette B. Carillo, Gen1 Center USA, El Paso, TX; Gary Christopher, The Prospectors Cache...Fankboner, Burnaby, BC; James P. Flohr, Burnett Petrified Wood, Lebanon, OR; Dr. Eric Fritzsch, South Dakota...James D. Lindberg, Las Cruces, NM; Jack Lowell, Colorado Ge1n & Mineral Co., Tempe, AZ; Steven & Lorna |  | | Book | | famous was the single beryl stone found in Oxford County in Maine that weighed 18 tons and was 18 feet in...with its porous structure has a distinctive look. Opal in its most elegant form is a semitransparent stone...Sapphires and rubies are found in North Carolina, Colorado, Idaho, Indiana, Cal¬ ifornia and Montana, but...yellow and red stones. Beryl occurs in California, Colorado, Connecticut, Georgia, Idaho, Maine, Maryland...cabochon of unique color. The Pikes Peak area in Colorado is the best-known collecting area. Sunstone has |  | | Book (volume) | | extensive files. Photographs and information on the Petrified Forest National Monument were supplied by Fred...El Paso, Texas. Information on the Virgin Valley opal deposits was given by G. Keith Hodson of Scottsdale...Kobuk jade locality. Descriptions of San Diego County, California, gemstones and the mines in which they...the generous assistance of many residents of that county. My special thanks are extended to Elbert H. McMacken...Ramona, and Ralph R. Potter of the Himalaya Mine at Mesa Grande provided every courtesy in respect to personal | | | Book | | quartz gems other than agate, opal and its varieties, and petrified wood a great favorite with collectors...otl1er Cttiartz varieties st1ch as the opal, jasper, ancl petrified wood; a11d to give l1in1 the most com1Jlete...same Society, st1ppliecl 1nany pl1otographs of petrified woocl froin 1nany localities. Several other club...chryso1)rase, tigereye, and common and preciot1s opal. In the gen eral 01)inion of n1ost collectors, chalced...are the first one to pick up some agates or petrified wood where tl1ey have lain undisturbed for perhaps |  | | Journal (issue) | | sculptures and carvings), Andy VandenAvond (Door County fossils), Jerry Gunderson (fossils), Bob Thornton...Alan Vonderohe (beautiful polished slabs), Doug Hill and son Daniel (agates), Carlos Peralta and Gabriela...Moss (New Zealand specimens), Kevin Ponzio (petrified wood). The UW Geology Museum staff, led by Richard...Earth Haven Museum’s Mike Reisch exhibited petrified wood; Cave of the Mounds had an assortment of geologic...you Richard Zimmerman, Bob Thornton, Doug and Pam Hill, Rick Maske, Karl and Jana Allemeier, Linda Grub |  | | Journal (issue) | | Model—Polished $4.10 Regular Black Finish $3.85 Wood Handled Stanley Prospectors Picks $3.10 Allow 3...— Pioneer Day celebration, barbecue and program. Mesa, Arizona. July 25-26 — Spanish Fiesta, Taos, New...your desert knowledge . LETTERS Forecas: for Colorado Basin BOTANY Comment from Desert's readers Desert...through canyons that make you think you are on the Colorado River." I was interested in all this, for I have...Steamboat Mountain, Elephant Mountain, Butcher Knife Hill, Calamity Creek and Smuggler's Pass. As we drove |  | | Journal (issue) | | For Your Supply of write to: Mintabie Black Opal Company P.O. Box 243-DG Epping 2121 Australia We...state by W.G. Masoner CLEANING UP AT SOAPSTONE HILL A collecting location near the CFMS show site by...S111rley Leeson. Second Vice-President 6155 Haas St. La Mesa. CA 92041 Margaret Norton, Secretary 276 Belblossom...Filled and Plated Beads; Glass. Shell. Plastic, Wood and Seed Beads - Beads made of most everything Cl...COVER ... I -- Pictured on our cover are a magni- County, California; Baja California and ficent faceted |  | | Journal (issue) | | .......... $1 .00 per lb. Opal. Mexico, black plumes In salmon color opal..............................- ALL ORDEAi MUST INCLUDE A S.2.00 ,_ II In the USA - all others including Canada must Include lull amount...(412) 547-6779 New Finds A. Gold Base Gem Crystal Opal \\'ith red, blue, orange & green colour patterns...specialize in_C1:m Quality Crystal opal. \Ve hav~ been mining and ~e~ling in opal for _8 years. In• tegrity and...central Minnesota on Route 94), the county seat of Douglas County. There, 12 ½ miles from the place where |  | | 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 (issue) | | galoshes. Clean the stone and dop with methanol (wood alcohol), then a swipe with acetone (Beware of acetone... •••• •.••••••••• Purpuntt Rote Oueru P9tr,fitd Wood Opel Lepidollt• (Yellow) Chalk Amezonitt Pltlomeoane... Agall Pynllohlt Andradtlt $peSS11rtint Opallad Wood Thul,w Ruttltttd Ovaru Mlnpotilt Grossutar Ournortiar11t..."' 10 AM · 5 PM ASCADf OF GEMS ; . MULTONOMAH COUNTY EXPOSITION CENTER 2060 N. Marine Drive, Portland...Pacific Tool Co Dormaier Biggs Jasper Down Under Opal Ennis Rock House Gabnel Gem & Lapidary Supply -Wholesale |  | | Journal (issue) | | Coral. An,,..1 or Salmon fOrientl Opal Mosaic Ooal Tri1llets Opal (White) fiery Peridot Pink Shell t...Depending upon yield - 30 to 50% from our rough opal - and your market, profits should not be less than...cutting opal for profit, and WISH TO START YOUR OWN BUSINESS ask for our leaflet on how to cut opal more...NORTH PARRAMATTA 2151, AUSTRALIA I SEND ROUGH OPAL TO THE VALUE OF ------------------------------ $...Leeson, Second Vice-President 6155 Haas St.. La Mesa, CA 92041 Margaret Norton. Secretary 276 Belblossom |  | | Journal (issue) | | Depending upon yield - 30 to 50% from our rough opal - and your market, profits should not be less than...cutting opal for profit, and WISH TO START YOUR OWN BUSINESS ask for our leaflet on how to cut opal more...2242, NORTH PARRANATTA 2151 , AUSTRALIA SEND ROUGH OPAL TO THE VALUE OF ------------------------------ $...S. Ben Sosna 69 YIELD - THE CRITICAL FACTOR IN OPAL CUTTING What size gem will a piece of rough produce...9175d Sh,rley Leeson. Secretary 6 t 55 Haas St La Mesa. CA 9204 t Beverly Eade Treasurer 3892 Kirk Rd San |
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