| Locality type: | Island |
| Classification |
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| Species: | Quartz var: Chalcedony |
| Formula: | SiO2 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Chalcedony data |
| Locality Data: | Click here to view Mott Island, Isle Royale National Park, Keweenaw County, Michigan, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 1081369 |
| Long-form Identifier: | 1:3:1081369:8 |
| GUID (UUID V4): | a4096d08-645a-443c-b424-c15e28f835da |
| Nearest other occurrences of Chalcedony |
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| 2.4km (1.5 miles) | ⓘCaribou Islands, Isle Royale National Park, Keweenaw County, Michigan, USA |
| 4.7km (2.9 miles) | ⓘTobin Harbor, Isle Royale National Park, Keweenaw County, Michigan, USA |
| 4.8km (3.0 miles) | ⓘConglomerate Bay, Isle Royale National Park, Keweenaw County, Michigan, USA |
| 37.8km (23.5 miles) | ⓘSiskiwit Bay, Isle Royale National Park, Keweenaw County, Michigan, USA |
| 41.7km (25.9 miles) | ⓘSenter Point, Isle Royale National Park, Keweenaw County, Michigan, USA |
| 41.8km (26.0 miles) | ⓘCarnelian Beach, Isle Royale National Park, Keweenaw County, Michigan, USA |
| 54.7km (34.0 miles) | ⓘAgate Beach, Isle Royale National Park, Keweenaw County, Michigan, USA |
| 62.3km (38.7 miles) | ⓘThunder Bay Agate mine, MacGregor Township, Thunder Bay District, Ontario, Canada |
| 65.0km (40.4 miles) | ⓘOntario Gem Mine, McTavish Township, Thunder Bay District, Ontario, Canada |
| 65.2km (40.5 miles) | ⓘPurple Haze Amethyst Mine, Tartan Lake area, Thunder Bay District, Ontario, Canada |
| References |
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| Reference Search (possible matching items) |
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 | | Report (issue) | | KEWEENAWAN) ON ISLE ROYALE, MICHIGAN Prepared in cooperation with the National Park Service GEOLOGICAL...Keweenawan) on Isle Royale, Michigan By N. KING HUBER GEOLOGY OF ISLE ROYALE NATIONAL PARK, MICHIGAN GEOLOGICAL...PAPER 754-C Prepared in cooperation with the National Park Service UNITED STATES GOVERNMENT PRINTING OFFICE...Lake Volcanics on the Keweenaw Peninsula__ 3 The Portage Lake Volcanics on Isle Royale ....................-------------------------------- 13 Huginnin and Grace Island Flows ----------- 13 Trap flows -------------- |  | | Report (volume) | | ROY/VLE Prepared in cooperation with the National Park Service 1975 UNITED STATES DEPARTMENT OF THE...Norman King 1926The geologic story of Isle Royale National Park. (Geological Survey Bulletin 1309) Bibliography:...Docs. No.: 119.3:1309 1. Geology-Michigan-Isle Royale National Park-Guide-books. I. Title. II. Series:...20402 Stock Number 024-001-02672-4 CONTENTS The island in history______________________ A look at the...Tilting and breaking the rocks _____________ Isle Royale a small piece of the big puzzle ____ What happened |  | | Book (edition) | | central Indiana, near Cincinnati, and Dowagiac, Michigan. Few have been reported years, in recent perhaps...mine, Racooche Valley, White Co. 1866 Vs White County Daniel Light form, % mi. NE Less than 1887 ...Alabama has yielded a 4i%4 carat diamond from Shelby County, 30 miles south of Birmingham, found about 1900...Siding in St. Clair County, 20 miles northeast of Bir- mingham. One found in Lee County in 1901 weighs 4^...have a cornfield at Pounding Mill, Tazewell County, Va. A 3 carat stone, bought by a Knoxville |  | | 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...the Bicentennial celebration: "to forge a new national commitment, a new spirit for '76, a spirit which...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 |  | | Thesis/Dissertation | | PREHISTORIC COPPER MINING IN ISLE ROYALE NATIONAL PARK, MICHIGAN by Tyler Johnson Pastian Thom~s... . . 20 • • • 32 OTHER ARTIFACTS FROM ISLE ROYALE . . . . . . 39 HISTORIC ACCOUNTS OF ABORIGINAL...portion of the data available on one aspect of Isle Royale archeology . A mor·e comprehensive report is...statement about the pr·ehistoric copper mines on Isle Royale. The field data were collected during a total...reliable. The archeological survey of Isle Royale National Park, hereafter referred to as "the survey |  | | Book | | 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 |  | | Journal (article/letter/editorial) | | Superior Region Report of the McDonald-Massee Isle Royale Expedition 1928 By Geo. A. West Introduction...particularly as practiced by the prehistoric Indians on Isle Royale, ~Iichigan. The importanc:e of these early miners...culture, the Old Copper Indians. An expedition to Isle Royale in 1928 provided data which made it possible...No. 17, Museun1 of Anthropology, University of Michigan, Ann Arbor. • HRUSKA, ROBERT 1967 "The Riverside...McDonald-Massee Isle Royale Expedition 1928 By Geo. A. West • CONTENTS PART I-THE McDONALD-I\IASSEE ISLE ROYALE |  | | Book (edition) | | MARIN COUNTY FREE LIBRARY 3 1111 00289 4184 \ I s Fifth Revised Edition A complete, state-by-state...easily discernible quartz crystals surrounded by chalcedony that is crystalline only to the eye of the microscope...a quality closely allied to fracture pattern; chalcedony and jasper, because of their cryptocrystalline...Basalt is the copper- and agate-bearing rock in the Michigan Upper Peninsula; underneath the whole region is...rock cools, leaving a mold in which casts of chalcedony form. Or the tree substance may be replaced slowly |
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