 | | Report (issue) | | (CaBSiO4OH) vesicle filling from a basaltic Houghton County lava flow. Small specks of native copper occur...the surface and between the nodular masses. The Michigan Bicentennial symbol (back cover) incorporates...Survey Division BULLETIN 6 THE MINERALOGY OF MICHIGAN by E. Wm. Heinrich Professor of Mineralogy and...University of Michigan Ann Arhor, Michigan Lansing, Michigan 1976 STATE OF MICHIGAN WILLIAM G. Mrr...State of Michigan CL '48 s.321.6. Printed by Speaker-Hines and Thomas, Inc., Lansing, Michigan. Available |  | | Catalog/List | | 38x12x7mm Ā£67 9) GOLD, Breckenridge, Summit County, Colorado, USA. Pure crystallised gold specimen sized24x18x5mm...Blueberry Pocket, Sweet Home Mine, Alma Co., Colorado, USA. Raspberry red rhombic crystal with a little needle...45x38x25mm Ā£455 13) TOURMALINE on Quartz, Stewart Mine, San Diego County, California, USA. A single 39mm tricolour...tricolour pink-green-pale pink doubly terminated tourmaline crystal lies on a flat parallel aggregate of...PYROMORPHITE, Bunker Hill Mine, Kellogg, Idaho, USA. Superb single matrix free hexagonal crystal with |  | | Book | | Mineralogy of Michigan by E. W. Heinrich updated and revised ā¢ by George W. Robinson M By E W~ Hellnr]ch...Museum Michigan Technological University Houghton, Michigan 49931 2004 Ā© MINERALOGY OF MICHIGAN 3 FOREWORD...FOREWORD Michigan has a long and varied geologic history that includes repeated episodes of volcanism...before the first Europeans set foot here. When Michigan became a state in 1837, one of the first actions...and we continue to learn more about them today. Michigan minerals helped to build the state and nation |  | | Journal (article/letter/editorial) | | New York State Museum; and Dr. George Robinson, Michigan Technological University. neW DATA On MIneRALs...several former mines on the Keweenaw Peninsula, Michigan, has revealed the presence of several minerals...occurrence of anilite (Cu7S4) near Painesdale, Michigan (Heinrich and Robinson 2004), carbonate matrix...stromeyerite and is the first report of this mineral for Michigan. It has been suggested that alteration of silver-bearing...Anilite, 1.2 mm, from the Baltic mine, Houghton county, Michigan. Dan Behnke specimen and photomicrograph |  | | Catalog/List | | old stuff last summer on a show trip to northern Michigan. Got it right from a 65 year oJd ex-collector...the 1950's. From the iron mines around Champion, Michigan, you just can't get this material any more. Metallic...desired! $8.00 each! 3 VELVET MALACHITE: Ajo, Plma County, Arizona: 1-2 inch beauties of vibrant green velvet...each MARCASITE "SPIKEBALLS": Belle Fouche, Butte County, South Dakota: About the nicest marcasite specimens...00 eaoh. MOHAWKITE: Mohawk Mine; Keweenaw County. Michigan: From an old collection, this rare copper-nickelarsenate |  | | Journal (issue) | | Collectorās Newsletter $6.00 2022 Summer Finds in the Michigan Copper Country Tom Rosemeyer datolite@charter...to the Wolverine #2 mine, Kearsarge, Houghton County, Michigan. The collecting guides for the 2022 field...13 July 2022. Kyanite from Balsam Gap, Buncombe County, North Carolina Tony Nikischer tony@excaliburmineral...Feldspar Mining Topsham pegmatite field, Sagadahoc County, Maine Mark Ivan Jacobson 1714 S. Clarkson St....pegmatites. The Topsham pegmatite field in Sagadahoc county, Maine provided these raw materials to the developing |  | | Journal (article/letter/editorial) | | Michigan Mineralogy: A LOCALITY INDEX TOM MORRIS, JR. 4553 Shenandoah Allen Park, Michigan 48101 Tom...occurrences. These localities have been listed by county; and, strictly for convenience, the list has been...compiling this information was The Mineralogy of Michigan (Heinrich, 1976), which should be consulted by...locality labeling of Michigan specimens. It should be pointed out that the list of Michigan mineral localities...NoneĀ theless, with the aid of a good state or county map, plus local inquiries, the list could be helpful |  | | Journal (issue) | | scepter with pyrite, 7 cm, from Spruce Ridge, King County, Washington; Rick Dillhoff collection; Jeff Scovil...beautiful quartz specimens from Denny Mountain and King County, Washington, and the zeolites from the coastal...naturalized citizen while living in Mass, Ontonogan County, Michigan; by the time his petition was granted in 1911...datolite, analcite and associated minerals from the Michigan copper district. This is an old time collection...a clerk for the Associated Oil Company in Kern County, California. He later worked as a self-employed |  | | Journal (issue) | | facility of Keweenaw Gem & Gift in Dollar Bay, Michigan, loaded with two large masses of "float copper...southern Houghton County and the larger mass was recovered a few miles west of Calumet, Michigan. I don't...Lake County, Colorado Bob Werner werner@lcturbonet.com The Climax Mine, located in Lake County, Colorado...Saturday on 2 May 2009 and spring time in the Michigan Copper Country where most of the winter snow had...7 miles west of Calumet, Hancock Township, Houghton County. This area was originally settled by Finnish |  | | Journal (article/letter/editorial) | | Herkimer Diamond Mines, Inc., New port, Herkimer County, New York. Jeffrey B. Fast specimen and photo....Pocket, Oceanview mine, Pala district, San Diego County, California. Bill Larson specimen, Jeff Scovil...September/October: Gold, Mockingbird mine, Mariposa County, California. Collectorās Edge Minerals, Inc., specimen...Treasure Chest Pocket, Jacksons Crossroads, Wilkes County, Georgia. Lisa Bennett specimen, Jeff Scovil photo...538; Colorado, 407, 442, 447; Connecticut, 159; Michigan, 348ā 50; Nevada, 66; New York, 251; Utah, 58; |  | | Book (edition) | | ONYX ā¢ PERIDOT* ā¢ ZIRCON ā¢ CARNELIAN TOURMALINE OPALS ā¢ AOATI ā¢ ā¢ AMETHYST URINE ā¢ ā¢... lOLITE k:^ RUBY /^^ RUTILE SAPPHIRE 1^ TOURMALINE CRYSTALS TOPAZ CRYSTALS 4 GEM hunter's GUIDE...six or eight different gem as color, its tourmaline may B are, in fact, A blue gem minerals...found many of stones, such as quartz amethyst, tourmaline, beryl, topaz and spodumene. crystals, Areas...central Indiana, near Cincinnati, and Dowagiac, Michigan. Few have been reported years, in recent perhaps |  | | Journal (article/letter/editorial) | | crystals, Bachelor mine, Amethyst vein system, Mineral County, Colorado; Dave Bunk specimen, Jesse La Plante... B. Cook, 426ā31 Calcite, 462; Colorado, 410; Michigan, 312; Nevada, 516; New York, 162, 253; Quebec...Uvite with Overgrown Dravite, Bigelow, St. Lawrence County, New York, 250ā59; Gemstone Deposits in Turkey...Choice; see Media Reviews Copper, Colorado, 413; Michigan, 300ā 316; Ontario, 462 Copper Mining in Calumet:...Dalnegorsk, Primorski Kray, Russia, R. B. Cook, 338ā45; Michigan, 314 Dayvault, R. D., see Media Reviews Diagenetic |  | | Journal (article/letter/editorial) | | JanuarylFebruary: Tourmaline on quartz, Cruzeiro mine, Minas Gerais, Brazil. Los Angeles County Museum of Natural... near Badger Creek, north of Coaldale, Fremont County, Colorado. Dave Bunk specimen, Jeff Scovil photo...manganoan, Argentine vein, Idarado mine, San Miguel County, Colorado. Dave Bunk specimen, Ed Raines photo...MINERALS Analcime, Michigan, 225 Anatase, Bahia, Brazil, 3.5 Andalusite, Michigan, 96 Anhydrite, Bahia...Antigorite, Michigan, 95 Antlerite, Utah, 244 Apatite, Bahia, Brazil, 38; Madagascar, 256; Michigan, 96; Ohio |  | | Book | | variety, etc. T Tsumeb (vol. 8, no. 3) M y Michigan Copper Country (vol. 23, no. 2) Co. Company...five book-format issues (8/#3, Tsumeb; 23/#2, Michigan Copper Country; 23/#4, Yukon Phosphates; 24/#2...ARIZONA-V] 265-352 257-320 353-400 321-384 TOURMALINE ] 327--438 439-508 225-288 289-352 353-416...Iaria from the Howard-Montgomery quarry, Howard County, Maryland (by J. S. White) 25:53-54 AFGHANISTAN...Iron-manganese phosphates of the Williams pegmatites, Coosa County, Alabama (by P. B. Leavens & T. A. Simpson) 6:66-73 |  | | Book | | Petrography Mineralogical Laboratory University of Michigan PUBLISHED BY Ward's Natural Science Establishment...Petrography Mineralogical Laboratory University of Michigan PUBLISHED BY Ward's Natural Science Establishment...Petrography. Mineralogical Laboratory University of Michigan. SEPTEMBER IST, 1916. 416831 Introduction...Vesicular Basalt Colorado Amygdaloidal Diabase Michigan Quartz-Diabase New York Diabase New Jersey VIII... Quartz-Conglomerate Pa. Copper Conglomerate Michigan Sandstones: 64. 65. 66. Brownstone Connecticut |  | | Journal (article/letter/editorial) | | quartz, Manhan River mine, Easthampton, Hampshire County, Massachusetts. Marvin Rausch specimen, Jeff Scovil...Calumet and Hecla mine, Houghton County, Michigan. A. E. Seaman Mineral Museum (Michigan Technological University)...JulyIAugust: Vanadinite and wulfenite, Old Yuma mine, Pima County, Arizona. Les Presmyk specimen, Jeff Scovil photo...Point claim, Lake George intrusive center, Teller County, Colorado. Dave Bunk specimen, Jeff Scovil photo...Rhodochrosite, area 28, level 20, Eagle mine, Gilman County, Colorado. Dave Bunk specimen on loan to the Colorado |  | | Journal (article/letter/editorial) | | Objectives and procedures Results Geologic systems Tourmaline and polycrystalline quartz . . . Clay minerals...conclusions 1230 Bibliography 1232 Appendix 1. Tourmaline angularity 1238 Appendix 2. Petrographic analyses...Analyses of tourmaline angularity and polycrystalline quartz fraction 1203 5. Some typical tourmaline angularities...angularities . . . . 1209 6. Average values of tourmaline angularity and polycrystalline quartz by system...Composite field of view showing overgrowths on tourmaline cores 1210 8. Mean values of present stream pattern |  | | Journal (article/letter/editorial) | | Department of Geology Central Michigan University Mount Pleasant, Michigan 48859 "... always the same...Nodular psilomelane from Crimora mine, Augusta County, VirĀ ginia. Photo by G . K . McCauley. Figure...Kearsarge Lode, Calumet and Hecla mine, Houghton County, Michigan. Photo courtesy of Stanley Dyl, A . E...E . Seaman Mineralogical Museum, Michigan Technological University. 150 ROCKS & MINERALS such a dull...All were collected on Beaver Island, Charlevoix County, MichiĀ gan; clockwise from upper left: Oriental |  | | Catalog/List | | District Mine. Climax Climax olTolg-Yole Lake. County. ncredibly difficult it is to find are seen ..."4 Mineral Collection Value that ollection County, Colorado; measures 8 nn ae from the \ slight...a custom ,2 oo - ae ee 5.7 | Alexander County, North Carolina | made, labeled base. From California...California Gulch, Leadville, Hiddenite Lake County, Colorado; measures 5 cm by 16 cm 7 _ās Extraordinary...Pala Princess, Elizabeth R Mine Pala, San Diego County. California The Famous āPala Princessā Specimen |  | | Journal (issue) | | Mine Chihuahu, Mexico Fornacite DH Claims Gila County, Arizona DH Claims In January of '96, I was first...The Blacl~ Mountain Ā§podumene Pegmatite Natrona County, Wyoming ā¢ Mark Jacobson 112 N. Lemans St. Lafayette...News, P.O. Box 2043, Coeur d'Alene, ID 83816-2043 USA Phone: 208-664-2448 ā¢ E-mail: lream@comtch.iea...intersection of the Gas Hills Road and the Dry Creek Road (County 321). After driving 8.9 miles south on the Dry...cleaveland1te ~ssoc1atedwith black and green tourmaline and rarely line-gramed purplish mica. Spodumcne |  | | Catalog/List | | AGGLOMERATE: Agglomerate .........................Custer County, Colorado " Volcanic ...............Magnet Cove...Amphibolite ...........................Albemarle County, Virgi11ia " (Fayalitc-bcaring) .......Near Mcsaba...: ........San Juan County, Colorado " Porphyry ...................Boulder County, Colorado " S ........Anhydrite, crystalline ....................Lyon County, Ncvada ANORTHOSITE: Anort?, osite, gray ........Arkose-scc Sandstone " " ............... Essex County, New York dark brown ...Rochester, New York green |  | | Journal (issue) | | the beginnings of an extraordinary series of tourmaline pockets were encountered at the Dunton gem pit...experiencing one of North Americaās greatest pegmatite tourmaline discoveries. Excerpts from his journal tell the...Mineralogical Record, Eureka Supplement THE THRILL Tourmaline crystals, cut gems and a slab (6.2 cm) from the...see a vast display of tourmaline. We extracted a bushel basket of large tourmaline crystals, not many of...careful blasting opened a pocket of the finest tourmaline we had seen to date. The crystals were interlocked |  | | Journal (issue) | | in the Gien Rose Limestone formation of Lampasas County. Lampasas celestine first became well known among... HI STORY_....,_ _ _ _ _ _ _ _ _ _......., J COUNTY MAp o, '1~AAa M'Al.t.OFM.11.ES An 1870 map of...Barber's Hili salt dome at Mont Belview, Chambers County, on the Texas Gulf coast, small but sharp tetrahedral...Mountain and near Kingsland in Llano County. A northeastem Gillespie County locality known as Amethyst Hili...was not the only early mineral dealer in Texas. Michigan-bom Clarence Lockwood Brock (1880-1946) moved |  | | Journal (article/letter/editorial) | | well-known pyrite āsunā from the Ziegler mine, Randolph County, Illinois. This 7.4-cm specimen is in the Terry...occurrence, trict, South Dakota (Jahns 1953); the tourmaline ātelephone Department of Geology provenance,...Carolina; and the huge andalusite crystals of Campbell County, Virginia, are obvious candidates as well. Those...of turquoise after a marmot jawbone from Mineral County, Nevada. Rob Lavinsky specimen, Joseph Budd photo...calcite from the famous Rattlesnake Butte, Shannon County, South Dakota locality. The 6-cm specimen is in |  | | Book (volume) | | Dahlonega Co. and Rabum Co., and ļ the McDuffie County Belt extending through portions of McDuffie, Warren...Sphalerite. BALDWIN COUNTY MILLEDGEVILLE, at state farmļ¾jasper. BANKS COUNTY COMMERCE, along Hwy. 59...along adjoining Co. lineļ¾rock crystal. BARROW COUNTY WINDER, along rd. to Jefferson and 1Ā½ mi. inside...black Tourmaline. 146 A Location Guide for Rock Hounds in the United States BARTOW COUNTY AREA, Saltpeter...ļ¾agate, (banded, various colors), jasper. BIBB COUNTY MACON: ļ at Holton Quarry, 7Ā½ mi. NWļ¾agate; ļ N |
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