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Lake Superior Agate from
Union, Cass County, Nebraska, USA


Classification
Species:Quartz var: Lake Superior Agate
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Lake Superior Agate data
Locality Data:Click here to view Union, Cass County, Nebraska, USA
Data Identifiers
Mindat Occurrence Record ID:223350
Long-form Identifier:1:3:223350:5
GUID (UUID V4):94d12eb4-30d6-4b3a-a619-0a382e4286e3
Nearest other occurrences of Lake Superior Agate
19.4km (12.0 miles) Weeping Water, Cass County, Nebraska, USA
27.9km (17.3 miles) Syracuse, Otoe County, Nebraska, USA
32.7km (20.3 miles) Talmage, Otoe County, Nebraska, USA
37.3km (23.2 miles) Brock, Nemaha County, Nebraska, USA
41.3km (25.7 miles) Palmyra, Otoe County, Nebraska, USA
42.8km (26.6 miles) Eagle, Cass County, Nebraska, USA
44.5km (27.7 miles) Burr, Otoe County, Nebraska, USA
45.1km (28.0 miles) Ashland, Saunders County, Nebraska, USA
46.3km (28.8 miles) Douglas, Otoe County, Nebraska, USA
47.3km (29.4 miles) Auburn, Nemaha County, Nebraska, USA
References
Reference Search (possible matching items)
Report (issue)
University of Nebraska - Lincoln DigitalCommons@University of Nebraska - Lincoln Conservation and Survey...Gemstones of Nebraska: A Handbook for Students and Collectors Roger K. Pabian University of Nebraska - Lincoln...Lincoln, rpabian1@unl.edu Allan Cook University of Nebraska - Lincoln Follow this and additional works at:...K. and Cook, Allan, "Minerals and Gemstones of Nebraska: A Handbook for Students and Collectors" (1976)...Resources, School of at DigitalCommons@University of Nebraska - Lincoln. It has been accepted for inclusion
Book
Gemstone-Freshwater Pearl Soil-Crider Series Mineral-Coal Rock-Agate * Maryland Fossil Shell-Ecphora gardnerae gardnerae...Minnesota Gemstone-Lake Superior Agate Vil * Mississippi * Louisiana Gemstone-Agate Fossil-Petrified...Montana Agate Fossil-Maiasaura peeblesorum * Nebraska Rock-Prairie Agate Gemstone-Blue Agate Fossil-Mammoth...South Dakota Mineral-Rose Quartz Gemstone-Fairburn Agate Fossil-Triceratops Jewelry-Black Hills Gold Soil-Houdek...Fossil-Pterotrigonia (Scabrotrigonia) thoracica Mineral-Agate *Wexas Gem-Blue Topaz Stone-Petrified Palmwood
Journal (issue)
pea-size masses, to finely detailed replacement of the agate fortification bands. Before the sun sets on the...as the mine dumps are crushed for roadfill. Lake Superior Agates Then comes a bag with both native copper...copper minerals possibly stem from conditions during agate formation. The third collecting bag, though small...you see all the way through to the back of the agate. The fourth bag contains marvelous copper agates...Newsletter by Kathy Hrechka The formation of the Lake Superior agates began 1.1 billion years ago during the
Journal (article/letter/editorial)
Sphalerite and calcite, 5 cm across, Denton mine, Hardin County. Ross Lillie specimen. +!.+!+%% 34!2+ +./8 ...chalcopyrite, and sphalerite, 12.7 cm high, Hardin County. Marv Rausch specimen. 3(%,"9 -!#/50). /5 ....#!22/,, #! , ( Downloaded by [University of Nebraska, Lincoln] at 19:53 09 October 2014 */ $!6)%33...96*2: 405,9(3: Downloaded by [University of Nebraska, Lincoln] at 19:53 09 October 2014 T he bedrock...and barite, 6 cm high, Minerva No. 1 mine, Hardin County. Ross Lillie specimen. Figure 5 (above right).
Journal (article/letter/editorial)
A K I N G ARROWPOINTS (P/\ R T By GEM MINERALS—AGATE, Downloaded by [Purdue University Libraries] at...grade into an agate; how frost and wave could loosen the jasper from its matrix, or the lake beach yield...the finer chalcedonic forms of quartz including agate, carnel­ ian, prase, plasma, and other varieties...them were large: one near St. Charles, Saginaw County, was about nine feet long, three feet wide and...jasper in the river beds, from which, especially the Cass River, that little stream whereon my sum­ mer camp
Book
Treasures of the Earth ~ ~ ~ Essex County Council Many libraries in Essex have compact discs and cassettes...BY THE NATURAL HISTORY MUSEUM , LONDON Essex County Council Libraries First published by the Natural...Images Front cover top Agate from Germany: bottom Agate from Scotland. Back cover Agate from Germany. Title...Title page Agate from Russian Arctic coast. Distribution NBN International Estover Road Devon PL6 ?PY UK...is an agate? 10 Properties of agates 44 Sources of agates 48 Europe 52 Britain 58 USA 76 Canada
MUSEUM Ag ates Treasures of the Earth Essex County Council Many libraries in Essex have compact discs...images Front cover top Agate from Germany; bottom Agate from Scotland. Back cover Agate from Germany. Title...Title page Agate from Russian Arctic coast. Distribution NBN International Estover Road Devon PL6 7PY ...agates What is an agate? Properties of agates Sources of agates Europe Britain USA Canada Mexico South...different geological environments. Since the mid-1900s, agate collecting has become very popular in Europe, North
Journal (article/letter/editorial)
Postcard view of the Waukon iron mine, Allamakee County, cia. 1912. John Taylor collection. ARTHUR E ...Iowa Geological Survey. Localities by County Allamakee County Lansing, Lansing lead mines = Captain...sec. 16, T. 96 N., R. 6 W.; Ordovician-age Wise Lake and Maquoketa Formations: barite (crystals), bitumen...smithsonite, sphalerite (Hey1 and West 1982). Appanoose County Centerville gypsum mine; abandoned underground... Vernon, Van Buren Co. Coralville, Johnson Co. County Fairgrounds, Dubuque Co. Cresco, Howard Co. Decorah
Book
can be found. In recent years the largest Lake Superior agate ever reported was found in Minnesota, and...Minnesota is a Lake Superior State. Wisconsin has shoreline on both Lake Superior and Lake Michigan. Michigan...vast inland fresh water seas, with waters of Lake Superior, Michigan and Huron virtually surrounding it...Indiana are bordered in part by Lake Michigan, and Ohio hugs the edge of Lake Erie. These states were all...The cool summer spots are the north shore of Lake Superior in Minnesota, and the Keweenaw peninsula of
Book (volume)
thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper, rare alluvial Diamond...of the Mississippi R.⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi...crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E...E, regional deposits⎯Siderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee No. 5 strip...mine⎯pyritized gastropods (Pennsylvanian age). GRUNDY COUNTY AREA: c Regional rd. and RR cuts and banks of Mason
Book (volume)
thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper, rare alluvial Diamond...of the Mississippi R.⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi...crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E...E, regional deposits⎯Siderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee No. 5 strip...mine⎯pyritized gastropods (Pennsylvanian age). GRUNDY COUNTY AREA: c Regional rd. and RR cuts and banks of Mason
Journal (issue)
never heard of. The complex geology of the Lake Superior Region has produced many of these rare minerals...riebeckite-arfvedsonite, aegerine, and macaulayite from Marathon County and pseudorutile, foitite-oxyfoitite, and svanbergite...cuts near Hudson, Spring Valley, Nelson and Green Lake, so there are doubtlessly other occurrences. The...rocks in northern Wisconsin (such as exposed near Superior and near Hurley) also will fluoresce red SW and...saw some flashing red lights. It turns out that a county policeman was suspicious of these odd light “signals”
Book (edition)
IOWA WISCONSIN • OHIO • KANSAS • NORTH DAKOTA NEBRASKA • INDIANA • MISSOURI • MINNESOTA I By JUNE CULP...DAKOTA 6 New Finds ................ Fairburn Type Agate Blue Chalcedony .... Tourmaline ..................ARDMORE AGATE BEDS 11 OELRICHS AGATE BED .. 12 THE CUSTER AREA ......... Tepee Canyon Agate ... Garnets...Specimens .... 30 30 .30 NEBRASKA ............... 33 NORTHERN NEBRASKA .......... Fossils...........33 34 NORTH CENTRAL NEBRASKA 35 WESTERN & CENTRAL NEBRASKA 36 EASTERN NEBRASKA 37 CENTRAL MISSOURI
Journal (issue)
used, and even stone of gei:1 quality, such as agate, chalcedony, basanite, and rock crystal had been...each ing, toughness and hardness. Obsistate in the union, but when I wrote dian possessed the first in higli...clusive of Michigan, consisting of every state of the Union. It may be about five hundred arrowpoints oc roughly...min- on the Mississippi River except Iowa erals as agate, plasma, carnelian or and Minnesota ; the three...Illinois, we find chert which often grades into agate, pure chalcedony, jasper or other gem-like minerals
Journal (article/letter/editorial)
crystals I found on the southwest side of Chalk Mt. (Lake Co.), Colo., earlier this summer. The crystals were...know what they are. These came from the shore on Lake Huron about 20 miles southeast of Cheboygan, Mich...basalt; the thin, gray slightly banded slabs are agate. The locality is Hammond Bay, Presque Isle Co.,...gives more information: "There isn't supposed to be agate north of Alpena (Alpena Co.), Mich. I know it isn't...MINERALS "We comb the beach about 5 miles down Lake Huron Shore (from Hammond Bay). Most of the property
Journal (issue)
crystal specimen, bought or found Feb. Lake Superior Agate – uncut, showing orange-peal-rind effect...June Any Wisconsin fossil July Jewelry with Lake Superior Agate Aug. No competition...Club Picnic (Please...5-9 pm. The course is co-sponsored by Wisconsin Union mini-course program and tuition is $120. The same...4-inch cloudburst damaged the Hatfield Dam impounding Lake Arbutus. This was not the first time that the Hatfield...Silver Mound quarry/workshop complex in Jackson County, Wisconsin. Although its name implies that it is
Book (volume)
Dahlonega Co. and Rabum Co., and  the McDuffie County Belt extending through portions of McDuffie, Warren...Sphalerite. BALDWIN COUNTY MILLEDGEVILLE, at state farmjasper. BANKS COUNTY COMMERCE, along Hwy. 59...along adjoining Co. linerock 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 floatjasper. CARTERSVILLE:...streams, rd. cuts, etc.agate, (banded, various colors), jasper. BIBB COUNTY MACON:  at Holton Quarry
Journal (issue)
Hide Sacred Places: Rock Art of the Greater Lake Superior Region From sandstone rock shelters of Wisconsin...hidden areas of the Wisconsin Driftless region, Lake Superior Provincial Park, the Boundary Waters and Jeffers...1st place $10; 2nd place $5. June: Mexican Lace Agate, specimens, slabs, cabochons, etc. July: Jewelry...competiton; Club Picnic instead. September: Lake Superior Agate, cut and polished by member. Nancy Smith...IN Lawrence County Rock Club Annual Show Fri 10-6:30, Sat 9-6:30, Sun 10-4 Lawrence County Fairgrounds
Journal (issue)
Zeitne D8 in the Midwest. ELEPHANTS AT CRYSTAL LAKE Elephants once roamed the Midwest count ANCIENT...Lamps Cambria Heights 11, L.I., N.Y. | CT oe R AGATE SHOP South 1709 Cedar Street SPOKANE 41 WASHINGTON...Hippodro Eveleth, Minn. For int ition writ Richard N. Lake, P.O. Box 361, Chis! Minnesota he MINNESOTA MINERAL...to Corr Spor ( will Pat Hill, 1230 North ting Nebraska . t Cha MINERAL AND GEM Convention a 1 35 A...Sa Michigan, where he is a very active t the Tri-County Rocks and Minerals Soci and incidentally a f [
Journal (issue)
member's self polished material June-Uncut Lake Superior agate showing "orange-peel" effect July--Jade or...polished dendritic agate. Scot Moss took second for a polished slab of blue lace agate. Calendar Apr 20-21...61st Annual Mineral, Gem & Jewelry Show, Macon County Fair Grounds, Contact Tony Kapta cigmc@comcast...month: Why does Crater Lake, Oregon almost never freeze? Crater Lake is the deepest Lake in the US having a...water below it, it will sink, and we say that the lake is “turning over”. If the cold continues long enough
Journal (issue)
2014 FEATURES Lake Superior agates are a large part of the displays at the Minnesota Agate and Geological...Geological Interpretive Center in Moose Lake. This beautifully banded specimen from a Minnesota gravel pit has...Minnesota Minerals and Agates............ 12 A Moose Lake museum highlights rare rocks by Bill Vossler Birthstones...GEM & MINERAL SHOW - SPRING Holiday Inn - Orange County Airport, 2726 S. Grand Ave., SANTA ANA, CA 92705...cut much more easily on the diamond wheels than agate. For this reason, I avoid using the 80-grit wheel
Book (edition)
ILLINOIS • NORTH DAKOTA • OHIO • MICHIGAN • NEBRASKA • IOWA WISCONSIN Digitized by the Internet...IOWA WISCONSIN • OHIO • KANSAS • NORTH DAKOTA NEBRASKA • INDIANA • MISSOURI • MINNESOTA By JUNE CULP...described in detail. Price $2.00. THE AGATE BOOK — For the agate hunter, cutter and collector. Describes...sub-varieties of agate. The first complete book on agate, with 50 photos, showing numerous types of agate, localities... Hot Springs Area Cycad .-' _ :. Oelrichs Agate Beds Rose Quartz Mine Northern Hill Gems 24
Journal (issue)
R&G Kids Agate Facebook Groups for Rock Clubs FIELD TRIP: Mulligan Peak (AZ) Purple Agate Collecting...interest by Denise M. Harrison Mulligan Peak Purple Agate ......................38 Chalcedony beds in Southeast...form at www.rockngem.com. JUNE 2014 6-8—BONNEY LAKE, WASHINGTON: Annual show; Puyallup Valley Gem &...6-8—LA HABRA, CALIFORNIA: Annual show; North Orange County Gem & Mineral Society; Sonora High School; Upper...nocgms.com 7—DELTA, COLORADO: Annual show; Delta County Rock Wranglers; Heddles Recreation Center; 530
Journal (issue)
isso ite l oT it é ate I LETTERS OF Dick Lake, Membe the Midwest Federat ed ent ere ernir fol...Building,Fair Groun ( per, W Noon t lf ich da Natrona County Rockhounds Club, June 23, 24, and 25. California...Societies Annual Convention and Show I Angeles County Fairgrounds, P i Calif. Four San Fernando Valley...Milwaukee 22 Wi April 14, 15, and 16. Central Nebraska Rock and Mineral Society. Sevent} ant ial Roc]...15. W co Galena, sphalerite, calcit | ind Lake Superior Agate Send car tice a least 5 day n advance o outing
Book (volume)
mixture of chert, translucent chalcedony, jasp-agate and common opal, rivaling in beauty the Arizona...ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE...nodules⎯Pyrite (crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide exposures of blue clay
 
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