 | | Journal (article/letter/editorial) | | MINNESOTA STAUROLITES By ALBERT C. HOLLER 3 5 1 4 Taylor St., N.E., Minneapolis 18, M i n n . Downloaded...typical crystals as they are found in Minnesota. At Royalton, Minnesota, near Little Falls (the birthplace...abundance. Along the Mississippi River at the Blanchard Dam an outcropping of mica schist occurs. The Staurolite...best time of year to hunt Staurolites at the Blanchard Dam is in Fall when the water is low. Little pockets...the most avid rockhound. Other minerals massive quartz, and Garnets have been not been found to found |  | | Journal (article/letter/editorial) | | REPUBLICS species. The specimen was from Boulder County. A short note suggested coloradoite. An x-ray powder...America Memoir #109, Telluride Ores of Boulder County, Colorado, p 80, where they state, "Coloradoite...silvery-black masses of mineral intergrown with quartz, gold, and other Mineral Specimens from Colorado...frosted quartz crystals from this mine are still relatively common. The gold in white quartz, manganocalcite...tiny clear quartz and white calcite crystals. Some specimens had tiny clear green quartz and white calcite |  | | Journal (article/letter/editorial) | | Places of Geological and Mineralogical Interest in Minnesota ROBERT SLOAN Department of Geology a n d Geophysics...i s , M i n n e s o t a 55455 Southeastern Minnesota Fossil Collecting. In general there is good to...collecting along most roadcuts in southeastern Minnesota east of U S 52 from Cannon Falls to Rochester...Line. This country is more rugged than most of Minnesota, quite scenic, and fun to explore with the aid... The most scenic and best understood cave in Minnesota. It is located in the heart of a karst area. |  | | Journal (article/letter/editorial) | | thousand crystals from various locations in Fannin County, Georgia, they reported that the proportion of...with almandine, muscovite, biotite, kyanite, and quartz. In higher-grade metapelites, it may be associated...on dark schist, Cook Road, Windham, Cumberland County, Maine. Robert J. Lauf specimen No. 3585. Volume...replaced by, chlorite, mica, magnetite, hercynite, and quartz. Staurolite is, however, extremely resistant to...sericite staurolite schist, and an iron stained quartz mica schist. These rocks appear to be products |  | Holm, D.K., Schneider, D.A., Rose, S., Mancuso, C., McKenzie, M., Foland, K.A., Hodges, K.V. (2007) Proterozoic metamorphism and cooling in the southern Lake Superior region, North America and its bearing on crustal evolution. Precambrian Research, 157 (1) 106-126 doi:10.1016/j.precamres.2007.02.012 | Journal (article/letter/editorial) | | OH 44242, USA Department of Geological Sciences, Ohio University, Athens, OH 45701, USA c Department...Sciences, Ohio State University, Columbus, OH 43210, USA Department of Earth, Atmospheric & Planetary Sciences...Massachusetts Institute of Technology, Cambridge, MA 02139, USA b d Received 14 April 2006; received in revised...buried Archean–Proterozoic continental margin. In Minnesota, new monazite geochronology reveals a profound...by emplacement of the ∼1.775 Ga East-central Minnesota batholith at moderate depths. In northern Wisconsin |  | | Book (edition) | | gem stones mon dull are as hard or harder than quartz, a com- mineral everywhere present as dust which...Hardness Scale 6. Orthoclase 1. Talc 2. Gypsum 7. Quartz Topaz Corundum 10. Diamond 3. Colcite 8. 4...Your will scratch orthoclase feldspar but not quartz. In making hardness appears to be a scratch paper...the general arrange- ment of these surfaces. Quartz and amethyst, for example, are frequently crystallized...SPODUMENE DANBURITE DATOLITE GARNET FLUORITE QUARTZ CRYSTALS SPINEL STAUROLITE •^^ VESUVIANITE |  | | Book (volume) | | gold-bearing areas. Lode deposits usually consist of Quartz veins in solid rock, while placer deposits occur...Dahlonega Co. and Rabum Co., and the McDuffie County Belt extending through portions of McDuffie, Warren...Sphalerite. BALDWIN COUNTY MILLEDGEVILLE, at state farmjasper. BANKS COUNTY COMMERCE, along Hwy. 59...along adjoining Co. linerock crystal. BARROW COUNTY WINDER, along rd. to Jefferson and 1½ mi. inside...Guide for Rock Hounds in the United States BARTOW COUNTY AREA, Saltpeter Cave, as floatjasper. CARTERSVILLE: |  | | Book (volume) | | 000 specific locations in Idaho, lowa, Kansas, Minnesota, Missouri, Montana, Nebraska, North Dakota, ...NORTHWESTERN QUANDRANT Idaho, Iowa, Kansas, Minnesota, Missouri, Montana, Nebraska, North Dakota, Oregon...The Northwestern Quadrant Idaho, Iowa, Kansas, Minnesota, Missouri, Montana, Nebraska, North Dakota, Oregon...Mineral Location Numbers Idaho lowa Kansas Minnesota Missouri Montana Nebraska North Dakota Oregon...volumes, through very precise directions and accurate county maps, to get you to the best and most accessible |  | | Book (edition) | | NORTH DAKOTA NEBRASKA • INDIANA • MISSOURI • MINNESOTA I By JUNE CULP ZEITNER THIRD EDITION Completely............. . Fossils....................... MINNESOTA ... 54 Lake Superior Agate .54 THE NORTH SHORE....56 THE CUYUNA RANGE 57 CENTRAL & WESTERN MINNESOTA 57 Fossils 58 WISCONSIN 59 LAKE SUPERIOR-GOGEBIC...areas. Study all issues for possible help. 9. Get county maps if available, or Geological Survey Quadrangle...pinks, and blues. They have some dear bands, some quartz centers. In short, most of the characteristics |  | | Book (volume) | | 600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper, rare...⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...Amethysts, or Quartz crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite. EDWARDS COUNTY AREA, T...S, R. 10 E, regional deposits⎯Siderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee...mine⎯pyritized gastropods (Pennsylvanian age). GRUNDY COUNTY AREA: c Regional rd. and RR cuts and banks of Mason |  | | Book (volume) | | 600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper, rare...⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...Amethysts, or Quartz crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite. EDWARDS COUNTY AREA, T...S, R. 10 E, regional deposits⎯Siderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee...mine⎯pyritized gastropods (Pennsylvanian age). GRUNDY COUNTY AREA: c Regional rd. and RR cuts and banks of Mason |  | | Book (edition) | | MARIN COUNTY FREE LIBRARY 3 1111 00289 4184 \ I s Fifth Revised Edition A complete, state-by-state...Diamond M Tourmaline fQl Ruby, O Sapphire Quartz crystal 'y^ Garnet — Azu rite, Malachite, Chrysocolla...from Derbyshire or, perhaps, a pyramid of smoky quartz from Cumberland. The next it may be rock crystal...Talc 6. Orthoclase feldspar 2. Gypsum 7. Quartz 3. Calcite 8. Topaz 4. Fluorite 9. Corundum...faces are placed with respect to one another. The quartz gems, for example, such as amethyst, form crystal |  | | Book (edition) | | describes sites under of the nearest town and county. and the many maps included book contain such...4B^ Diamond M Tourmaline ^P Ruby. Sapphire O Quartz crystal ^J^ Garnet __ Azurite, Malachite, Chrysocolla...with respect to one another. gem minerals The quartz gems, such as amethyst, form crystal prisms with...another at 60 degrees and intersected by a fourth Quartz and vertical axis at right angles to the other...other, light) FELDSPAR TWINS I J PHENACITE QUARTZ CRYSTALS ffrl (^h /&> ^& \b^ ^ VESUVIANITE |  | | 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...may be able to buy specimens. map of Keweenaw County. Mich- Part of the U.S. Geological Survey topographic...grained granite rugated cardboard where of the quartz t it hits your ribs; then layer of newspaper... with geodes lined with glittering calcite or quartz Often these can be California, in in Southwestern |  | | Book | | Louisiana Maine Maryland Massachusetts Michigan Minnesota Mississippi Missouri Montana Nebraska Nevada New...Size Categories Dana's Classification of Minerals Quartz Family Gemstones The Various Names and Forms of...ancient gems), calcite, fluorspar, jadeite, pyrite, quartz family minerals ( agate, carnelian, chalcedony...C. from mines in Kenya. This amorphous form of quartz, with its brilliant flickering of rainbow colors...Reube~), topaz (probably citrine or yellow "topaz" quartz, assigned to Simeon), and carbuncle ( any bright | | | Book | | topographic map of the Delaware q uadrangle o f Keweenaw County, Michigan This ,s an example o f the more picturesque...frlled with geodes lined with glittering calcite or quartz. Otten these can be found where they have been...known as pegmat1te Prospectors look for pieces of quartz and mica then try to trace the long narrow pegmat1te...looking for stains or changes In the pattern of the quartz and feldspar mass that would lead to a pocket of...South Dakota are also regions attractive for rose quartz and other minerals found 1n pegmatites Such prospecting |  | | Book (volume) | | variety and wealth of locality information concerning quartz gemstones are recognized in a separate chapter...which appear upon later pages. Dr. Joseph P. E. Morrison of this institution was also helpful in suggesting...City, Utah, by William J. Bingham of St. Paul, Minnesota, by Guy Wilson of Stevens Point, Wisconsin, and...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 |  | | Book | | AFRICA widely in Litchfield County, where good crystals were taken from quartz veins in a variety of metamorphic...Litchfield, where a mass of white quartz on a ridge had once been mined for quartz, and large ilmenite masses...ilmenite crystals to 7 .5 cm in matrix of massive quartz from these dumps-adding that, in his judgment,...region (Brunet, I 977b ). NEW YORK Amity, Orange County. At many isolated collected sites between the towns...Litchfield County. Ilmenite masses and crystals from somewhere near Washington, Litchfield County, were described |  | | Book (volume) | | OnifgBid itm'4\| ^ N « C Ul tXkmA drivlaii) |P USA OTHS* 4dvi»g K.: SiikT irm O4s»**o« hmily 0«!MU...literature (Not Subd Geog) Dacite (May Subd Geog) UF Quartz andesite BT Rocks, Igneous Dack family (Not Subd...Creek (Washington County, Or.) BT Rivers—Oregon Dairy Creek Watershed (Washington County, Or.) BT Watersheds—Oregon...character) Dam (The Hebrew word) BT Hebrew language—Etymology Dam breaches USE Dam faUures Dam faUures (May...Geog) [TC550.2] UF Breaches of dams CoUapse of dams Dam breaches Dams—FaUure BT Disasters Structural faUures |  | | Book (volume) | | Index. Sears, children’s encyclopedias, Hennepin County Library Cumulative Authority List, and reference... 14-Mile City (Mont.) USE Alder Gulch (Madison County, Mont.) 14 Ranch (Wyo.) Fourteenth century 14th...Creek (Wash.) USE Mill Creek (Wahkiakum County and Cowlitz County, Wash.) Abernethy family USE Abernathy...Indians Abipone language USE Abipon language Abiquiu Dam (N.M.) BT Dams New Mexico — Abiri language USE...Country musicians United States — African American county agricultural agents (May Subd Geog) — Selection |
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