| Locality type: | Unincorporated Community |
| Classification |
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| Species: | Pumpellyite-(Mg) |
| Formula: | Ca2MgAl2(Si2O7)(SiO4)(OH)2 · H2O |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
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| Clinozoisite-Epidote Series | 3 photos of Pumpellyite-(Mg) associated with Clinozoisite-Epidote Series at this locality. |
| Quartz | 1 photo of Pumpellyite-(Mg) associated with Quartz at this locality. |
| Saponite | 1 photo of Pumpellyite-(Mg) associated with Saponite at this locality. |
| Data |
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| Mineral Data: | Click here to view Pumpellyite-(Mg) data |
| Locality Data: | Click here to view Copper Falls, Eagle Harbor, Keweenaw County, Michigan, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 996486 |
| Long-form Identifier: | 1:3:996486:0 |
| GUID (UUID V4): | 9bc385a2-2c18-44a3-9f33-32b6105942e7 |
| Localities for Pumpellyite-(Mg) in this Region |
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| Copper Falls Mine, Copper Falls, Eagle Harbor, Keweenaw County, Michigan, USA |
| Petherick Mine, Copper Falls, Eagle Harbor, Keweenaw County, Michigan, USA |
| Nearest other occurrences of Pumpellyite-(Mg) |
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| 0.4km (0.3 miles) | ⓘCopper Falls Mine, Copper Falls, Eagle Harbor, Keweenaw County, Michigan, USA |
| 0.8km (0.5 miles) | ⓘPetherick Mine, Copper Falls, Eagle Harbor, Keweenaw County, Michigan, USA |
| 2.4km (1.5 miles) | ⓘNorthwestern Mine, Central, Houghton Township, Keweenaw County, Michigan, USA |
| 2.5km (1.5 miles) | ⓘCentral Mine, Central, Houghton Township, Keweenaw County, Michigan, USA |
| 3.8km (2.3 miles) | ⓘCentral Exploration Mine, Central, Houghton Township, Keweenaw County, Michigan, USA |
| 4.6km (2.8 miles) | ⓘHumboldt Mine, Houghton Township, Keweenaw County, Michigan, USA |
| 5.0km (3.1 miles) | ⓘWaterbury Mine, Eagle Harbor, Keweenaw County, Michigan, USA |
| 6.8km (4.2 miles) | ⓘSt. Clair Mine, Phoenix, Houghton Township, Keweenaw County, Michigan, USA |
| 7.4km (4.6 miles) | ⓘDelaware Mine (Delaware Conglomerate Mine), Delaware, Grant Township, Keweenaw County, Michigan, USA |
| 7.6km (4.7 miles) | ⓘPhoenix Mine, Phoenix, Houghton Township, Keweenaw County, Michigan, USA |
| References |
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| Reference Search (possible matching items) |
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 | | 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 (issue) | | with a large mass of native copper in the Quincy mine ca. 1918. (Michigan Technological University Archives...of Donald Pearce (1941-1989) The “Copper King” The MICHIGAN COPPER COUNTRY L. W i l s o n New Mexico...t a n l e y J. D y l II Seaman Mineral Museum Michigan Technological University % 1992 T h e M in e...COVER: Native copper crystal group, 13.6 cm, from an unknown mine in the Michigan Copper Country. Richard...Burbank) wrote the classic work on the copper deposits of Michigan in 1929. Photo by Wendell E. Wilson. |  | | 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 |  | | Book | | variety, etc. T Tsumeb (vol. 8, no. 3) M y Michigan Copper Country (vol. 23, no. 2) Co. Company G ...five book-format issues (8/#3, Tsumeb; 23/#2, Michigan Copper Country; 23/#4, Yukon Phosphates; 24/#2, Greenland;...I 1991 337--424 273-336 [ 1-128 129-208 [ COPPER] [ 177-256 185-280 169-248 [ 425-528 337--400...the FM-TGMS-MSA Symposium on Azurite and other copper carbonates (chairman: K. Wenrich) 22:65-69 [Abstracts...Chapman) 3:111-113 ADOLFSSON, STIG G. Hrucopper and cobalt deposit, Sweden 3:38-39 Notes on recent |  | | Book (edition) | | common are malleable (e.g gold). ductile (e.g. copper). sectile (e.g. chalcocite). elastic Optical co11sta11ts...abbreviations: Rep. (republic), prov. (province), co. (county), munic. (municipio), pref. (prefecture), dept...always included in text, except in the cases of the USA, UK, and the provinces Ontario and Quebec in Canada...Uintah County. Utah. and m (2.B. acanthite group). Monoclinic, C2/m, a,b,c Rio Blanco County. Colorado...Plat., Malawi, G 10 17 River Formation in Uintah County, Utah. Deer et al., v. 2A,483, 1997. Aenigmatite |  | | Book | | long (Marty, 2004 ). AFRICA widely in Litchfield County, where good crystals were taken from quartz veins...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...Lake Road occurrence, Faraday Township, Hastings County. In fall 1994, Dan and Shelley Lambert extracted...Madawaska [Faraday] mine near Bow Lake, Hastings County. Some of the world's finest ilmenite specimens |
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Copper Falls Mine, Copper Falls, Eagle Harbor, Keweenaw County, Michigan, USA