| Locality type: | Vein |
| Classification |
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| Species: | Calcite |
| Formula: | CaCO3 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Calcite data |
| Locality Data: | Click here to view Gribble vein, Owl Creek Fissure Mine, Copper Falls Mine, Copper Falls, Eagle Harbor, Keweenaw County, Michigan, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 626548 |
| Long-form Identifier: | 1:3:626548:9 |
| GUID (UUID V4): | 446118b8-2260-4899-9fdd-810fa7f76314 |
| Nearest other occurrences of Calcite |
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| 0.2km (0.1 miles) | ⓘCopper Falls Mine, Copper Falls, Eagle Harbor, Keweenaw County, Michigan, USA |
| 0.3km (0.2 miles) | ⓘOwl Creek, Copper Falls, Eagle Harbor, Keweenaw County, Michigan, USA |
| 0.6km (0.4 miles) | ⓘPetherick Mine, Copper Falls, Eagle Harbor, Keweenaw County, Michigan, USA |
| 2.1km (1.3 miles) | ⓘNorthwestern Mine, Central, Houghton Township, Keweenaw County, Michigan, USA |
| 2.2km (1.4 miles) | ⓘCentral Mine, Central, Houghton Township, Keweenaw County, Michigan, USA |
| 3.5km (2.2 miles) | ⓘCentral Exploration Mine, Central, Houghton Township, Keweenaw County, Michigan, USA |
| 3.5km (2.2 miles) | ⓘEagle Harbor Mines, Eagle Harbor, Keweenaw County, Michigan, USA |
| 4.8km (3.0 miles) | ⓘWaterbury Mine, Eagle Harbor, Keweenaw County, Michigan, USA |
| 4.9km (3.0 miles) | ⓘEagle Harbor Marina, Eagle Harbor, Keweenaw County, Michigan, USA |
| 5.3km (3.3 miles) | ⓘMeadow Mine, Phoenix, Houghton Township, Keweenaw County, Michigan, USA |
| References |
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| Reference Search (possible matching items) |
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 | | Journal (issue) | | collectors. (Continues on page 4) 2 Fluorescent Michigan Sodalite (Continued from page 1) "I have a little...Oldsphotograph.Althoughthe fluorescentintensityof this Michigan sodalite is best describedas moderatewhen illuminated...reported from Michigan before; no mention of it is made in The Mineralogy of Michigan (Heinrich, I 976)...Mineralogy of Michigan by E. Wm. Heinrich (Robinson, 2004), or in Mineralogy of Michigan Update (Robinson...primary Preliminary SEMJEDS analyses conducted at Michigan Technological University showed only Na, Al, Si |  | | Journal (article/letter/editorial) | | 51. A classic calcite that is attributed to the Owl Creek fissure of the Copper Falls mine, this complex...crystal is perched on a matrix of crystallized copper. The specimen was originally part of the Clarence...Figure 49. Perhaps the finest cubic copper crystal recovered in the Copper Country in recent times. The 1...on the 3rd level of the Gribble vein in the Copper Falls mine. Of all the copper specimens recovered from...from the clay zone on the fissure vein, this is the only one showing the cubic habit. A. E. Seaman Mineral |  | | Journal (article/letter/editorial) | | News from the Keweenaw Downloaded by [Florida State University] at 18:43 12 November 2014 Part 3—Recent...Michigan’s Copper Country Eleventh in a series of articles on the mines and minerals of Michigan’s Copper Country...Lake Superior storms, exposing calcite/quartz veins in the Copper Harbor Conglomerate. Author’s photo....minor and major, continue to be made in Michigan’s Copper Country. The May/June 1998 and the November/December...years have passed since the last “News from the Keweenaw”; this article updates new finds to the spring |  | | Journal (issue) | | MICHIGAN COPPER! The Mineralogical Record JANUARY-FEBRUARY 2023 ? VOLUME 54 ? NUMBER 1 ? $40 ... KRISTALLE Est.1971 Laguna Beach, California, USA • Tel: +1 949 494 5155 • Email: info@kristalle.com...gemgypsy@bellsouth.net JANUARY–FEBRUARY 2023 Articles Copper Country II Introduction..........................................3 by W. E. Wilson The Keweenaw County Fissure Mines........................................13 by C. J. Stefano The Cliff Mine, Keweenaw County, Michigan................................... |  | | Journal (article/letter/editorial) | | exceptional group of copper crystals recovered from a large vug in the fissure vein of the Cliff mine; the largest...Probably the best arborescent silver from the Cliff mine, this specimen is 9.5 × 10.5 cm and was originally...18. This calcite from the Cliff mine is 3.6 cm long and perched on a matrix of spongy copper. It was originally...on earth (Bornhorst and Rose 1994). At the Cliff mine it thickens to more than 1,300 feet and remains...in the formation of tabular deposits of fissure vein copper in the thin underlying lava flows. Mineralization |  | | 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 |
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Gribble vein, Owl Creek Fissure Mine, Copper Falls Mine, Copper Falls, Eagle Harbor, Keweenaw County, Michigan, USA