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| '"fhe Marquette Range Super~oup in the . G0gebic Iron District, Michigan and Wisconsin GEOLOGICAL SURVEY...Dt'visz'on, Michigan Department of Natural ResourceS! The Marquette Range Supergroup in the Gogebic Iron...Iron District, Michigan and Wisconsin By ROBERT GORDON SCHMIDT GEOLOGICAL SURVEY BULLETIN 1460 Prepared...cooperation with the Geological Survey Division, Michigan Department of Natural Resources Geologic description...Precambrian X strata, particularly the Ironwood Iron-formation, and of the relationship between ore location |
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| THE ORIGIN FORMATION OF MICHIGAN N. KING OF THE IRONWOOD AND WISCONSIN • IRON- HUBER CONTENTS PAGE..................... Stratigraphy of the Ironwood iron-formation .......................... General description...features of the iron-formation members .................... Lateral continuity of the iron-formation members...members .................. Alteration of the iron-formation ..................................... Primary...Primary mineralogy and compositionof the Ironwood iron-formation ........ Location of material studied |
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| (left): Hematite and magnet ite stockpile at the Mather mine, Negaunee, Marquette County. These direct...2 (right): Iron ore docks at Mar quette. 1962 photo by Terry E. Huizing. MICHIGAN'S IRON RANGES 118...city of Negaunee, Michigan. A search of the area quickly uncovered many exposures of iron-rich rocks. The...Jackson Iron Company to an exposure of iron ore in the same area. Thus began the first commercial iron mining...the major iron-producing areas of northern Michigan: the Marquette, Menominee, and Gogebic Iron Ranges. |
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| OF THE TYLER AND THE COPPS FORMATIONS OF THE GOGEBIC IRON DISTRICT BY GORDON I . ATW ATER CONTENTS Introduction.................................................. Iron formation........................................................... Age of the granites of the Gogebic district.........................................ILLUSTRATIONS Geologic map of a portion of the Gogebic iron range, Michigan and Wisconsin.. Longitudinal section...section and plan view of a portion of the Sunday Lake mine................... Plate Page 154 163 169 174 |
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| Mineralogy of Michigan by E. W. Heinrich updated and revised • by George W. Robinson M By E W~ Hellnr]ch...Museum Michigan Technological University Houghton, Michigan 49931 2004 © 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 |
 | Carlson, Shawn M., Laughlin-Yurs, Cullen, Olds, Travis A., Fountain, Daniel R., Mills, Owen P. (2017) Secondary Lead Minerals from the Copps Mine, Gogebic County, Michigan. Rocks & Minerals, 92 (2) 166-171 doi:10.1080/00357529.2017.1252638 | Journal (article/letter/editorial) |
| Minerals from the Copps mine Figure 1. Entrance to an adit on the Copps mine property. The white material...is snow. Shawn Carlson photo (2015). Gogebic County, Michigan SHAWN M. CARLSON CULLEN LAUGHLIN-YURS...Crystal Falls, Michigan 49920 shawncarlson@hotmail.com 167 East Buffalo Road Negaunee, Michigan 49866 dfountain906@gmail...dfountain906@gmail.com 166 ROCKS & MINERALS 513 Iron Street Norway, Michigan 49870 kc9pjm@gmail.com Applied Chemical...Analysis Laboratory Michigan Technological University 1400 Townsend Drive Houghton, Michigan 49931 opmills@mtu |
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| (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 |
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| Mineral Resource Assessment of the Iron River 1 ° X 2° Quadrangle, Michigan and Wisconsin Prepared in cooperation...cooperation with Geological Survey Division, Michigan Department of Natural Resources, and Wisconsin Geological... Mineral Resource Assessment of the Iron River 1 ° X 2° Quadrangle, Michigan and Wisconsin By W. F. Cannon...in cooperation with Geological Survey Division, Michigan Department of Natural Resources, and Wisconsin...favorability for undiscovered mineral deposits in the Iron River 1° X 2° quadrangle 1983 United States Department |
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| 1953 RELATION SOFT OF OXIDATION IRON ORES OF VIRGIL TO THE MICHIGAN. ORIGIN 4 OF I. MANN. CONTENTS....................................... Marquette range ..................................................development...................... Major minerals of the iron formation and their alterations ..................Oxidation of iron silicate magnetiterocks ............................. 265 Minor minerals of the iron formations...The processeswhich affected the developmentof soft iron ores in the Marquette and Gogebicrangeswere examinedand |
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| 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...None theless, with the aid of a good state or county map, plus local inquiries, the list could be helpful |
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| Preliminary Geologic Map of the Wakefield Quadrangle Gogebic County, Michigan by William C. Prlnz and Harold...cooperation with the Geological Survey Division Michigan Department of Natural Resources U. S. Geo'r~...rarely foliated. Cuts rocks as young as Ironwood Iron-format ion. MENOMINEE GROUP (PRECAMBRIAN X) Tyler...metamorphosed Iron-rich sedimentary rocks that are transitional between chemical sediments (iron-formatIon)...of well-bedded cherty iron carbonate and pyrltic black chert. .The cherty iron carboni '.' -. ate consists |
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| 55, 1960, pp. 150-175 CLAY MINERALS ASSOCIATED IRON S. W. BAILEY WITH THE LAKE SUPERIOR ORES AND...pocketsand fissuresin the Lake Superior iron ores,the oxidized iron-formation, and the associated altered...minerals in the Marquette, Gogebic, and Iron River districts of Michigan and are accompaniedby lesser...in the types of kaolin minerals present in the Michigan and Minnesota areas are believed to be indicative...areas. The intimateassociation of the clayswith the iron ore suggeststhat these differencesmay also extend |
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| _____________________________________________ Michigan and Wisconsin.________:_____-____--_--__----_...______________________________________________________ Michigan and Wisconsin,_____-_-________-_-__-_-_------..._--____________________________ Wisconsin and Michigan. _______-_:________-_______-_----_ __---_____...-__-___-_____________________ i _ Origin of the iron-formation.__.____---_-___-_-_------------------...---------------_---_-_---___--_-_-__-__________ Iron bacteria and algae__________-____--__--__---_-- |
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| come by. Its name comes from the Greek word for iron (sidero). I was unable to confirm the source of...rare, unusually gemmy green siderite. The Mamarues iron mines in Romania have also produced specimens desired...has provided siderite crystals, too. The Aggeneys Mine in Cape Province, South Africa, has produced unusual...there. In the United States, the Eagle Mine in Gilman County, CO, is probably the source of the best...forms a series with rhodochrosite, meaning that iron (Fe) and manganese (Mn) can substitute for each |
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| the commonpresenceof spheroidalstructureswhich range from about 5 to 40 tx in diameter. The structures...samplesstudied containedstructurespigmented by hematite, iron-silicates, or organic matter, and/or contained...unpigmented chert whosegrain size is within the range of the pigmentedstructures. Therefore, the • 30...are considered to be a characteristic featureof iron-formations. The spheroidalstructuresin the chert...chert, and siderite •rains within the same size range, are intimately involved in the depositionalfabric |
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| HOUND BY DAHJU.S D. THORP PKINTEJ) LANSlN(f, MICHIGAN. THE OFFIC'EES OF LAKE SUPEIJIOK MINlXi; IXSTITUTK...EedniaiT llth, Mr. Will lain Kelly of ^'nlf•an. Michigan, and sent hy him to gentlemen known districts...of a number of mining men of the Menominee and Gogebic ranges, held at Ironwood, February 2. the sub ject...districts of the Lake Superior region, to assemble at Iron Mountain, on March 22, 189:f, at 8 o'clock p. m...universal aj)proval, and the gathering which resulted at Iron Mountain was a large and representative one. d'he |
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| �����������������������������74 18. Linden Lead Mine Calcite and Sphalerite������������������������...94 r Ri 35–36 olf W 51 67 2 8 8 8 53 MICHIGAN ver 68 Lake Chippewa 41 2 60–66 11 9–10...Janesville 12 3–4 Racine 1–2 12 90 94 14 Michigan 94 ke 44 53 nsin 34 41 Wi s co 61 r...������������������ 149 43. Black River Falls Iron Mine ������������������������������������������������������������...������������������� 176 52. Bradley Iron Mine Hematite and Iron Formation������������������������������ |
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| Michigamme Formation and Goodrich Quartzite, Northern Michigan Regional Stratigraphic Implications and Suggested...Michigamme Formation and Goodrich Quartzite, Northern Michigan Regional Stratigraphic Implications and Suggested...Michigamme Formation and Goodrich Quartzite, northern Michigan: regional stratigraphic implications and suggested...Geology, Stratigraphic Proterozoic. 2. Geology Michigan. 3. Michigamme Formation (Mich. and Wis.). 4....Michigamme Formation R4 Slate members R4 Bijiki Iron-formation Member R7 Drill hole descriptions R7 Clark |
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| e A re a — — — H9 - R 24W MAP OF TH E GIANTS RANGE GRANITE, POKEGAMA QUARTZITE, AND SURROUNDINGS, MINNESOTA............................ Granite of northern Michigan and Wisconsin.................................................... Central granite area of the Gogebic ran g e.................................................................................... Gogebic range...............................................Thiel..................................... Giants Range granite........................................ |
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| Rock-Hosted Stratiform Copper Deposit, Upper Peninsula, Michigan Theodore J. Bornhorst1,† and William C. Williams2...Mineral Museum, Michigan Technological University, 1404 E. Sharon Avenue, Houghton, Michigan 49931 2 Orvana...Abstract Copperwood is located in Gogebic County, Upper Peninsula, Michigan, within the Porcupine Mountains...illite, plagioclase, K-feldspar, calcite, and hematite, which are consistent with temperatures of less...stratigraphically equivalent to that at the White Pine mine, but Copperwood lacks the structural complexity |
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| the Early Proterozoic Penokean Orogen, Northern Michigan U.S. GEOLOGICAL SURVEY BULLETIN 1904-K AVAILABILITY...the Early Proterozoic Penokean Orogen, Northern Michigan ByJ.S. KLASNER, R.W. OJAKANGAS, KJ. SCHULZ, and...the early Proterozoic Penokean orogen, northern Michigan / by J.S. Klasner ...[et al.]. p. cm. (U.S. Geological...deformation Michigan. 2. Geology, Stratigraphic Proterozoic. 3. Geology, Structural Michigan. I. Klasner...Falls River area K4 Little Mountain area K5 Taylor mine K8 Plumbago Creek K8 Komtie Lake K10 Canyon Falls |
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| 5251 Broad Branch Rd., N.W., Washington, DC 20015, USA b Department of Geology, University of Helsinki,...Maryland at College Park, College Park, MD 20742, USA Received 13 November 2005; received in revised form...of the Chocolay Group in the Lake Superior area, USA and the Gordon Lake Formation of the correlative...units of the Chocolay Group in Wisconsin and Michigan and the Mille Lacs Group of Minnesota. Our objectives...Marquette Range Supergroup, which outcrops along the southern shore of the Lake Superior in Michigan and Wisconsin |
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| subtidal-shelf deposition of Superior-type banded iron-formation . Richard W. Ojakangas Lower Proterozoic...plutonism Sedimentation 6 volcanism (Marquette Range Supergroup & Animikie Group) 2000 Metamorphism...by Blackwelder in 1914 and named for the Penokee Range in northern Wisconsin. Blackwelder originally assigned...arranged geographically, from the upper peninsula of Michigan and adjacent Wisconsin, to north central Wisconsin...Precambrian rapakivi massif in north Wisconsin, USA: Precambrian Research, v. 7, p. 287-324. Blackwelder |
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| GAS RECENT INNOVATIONS John C. Osmond LAND MICHIGAN 1100 Ring Building, Member— Audit Bureau of...Why? Because only Xtek has developed such a wide range of metal hardening technology. Including induction...strong, we guarantee, in writing, TSP products will range of custom and standard drives. TSP Drives — ahead...write for our new brochure. Alpha Series. Xtek’s range of TSP drives Parallel Shaft Drives. Tough. TSP... of Minerals Analysis, Policy and National Mine Health and Safety Academy and the remainder of |
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| AT THE OFFICE OF THE SECRETARY, 1923. PRESSES OF IRON ORE, ISHPEMING, MICH. INDEX TO VOLUME XXIII, 1923...26 Recent Developments in the Geology of the Gogebic Range. By W. O. Hotchkiss, Madison, Wis. ......................31 Surface Equipment for Iron Mines. By E. S. Bonnell, Ishpeming, Mich..................................35 Report on the 1922 Lake Superior Mine Safety Conference. By George Martinson, Hibbing...38 Slushing Practice in the Mines of the Oliver Iron Mining Company. By Ford E. Boyd, Duluth, Minn.. |
