Log InRegister
Quick Links : The Mindat ManualThe Rock H. Currier Digital LibraryMindat Newsletter [Free Download]
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat ArticlesThe ElementsThe Rock H. Currier Digital LibraryGeologic Time
Minerals by PropertiesMinerals by ChemistryAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsUsersMineral MuseumsClubs & OrganizationsMineral Shows & EventsThe Mindat DirectoryDevice SettingsThe Mineral Quiz
Photo SearchPhoto GalleriesSearch by ColorNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryPhotography

Prehnite from
Petherick Mine, Copper Falls, Eagle Harbor, Keweenaw County, Michigan, USA


Locality type:Mine
Classification
Species:Prehnite
Formula:Ca2Al2Si3O10(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Prehnite data
Locality Data:Click here to view Petherick Mine, Copper Falls, Eagle Harbor, Keweenaw County, Michigan, USA
Data Identifiers
Mindat Occurrence Record ID:416951
Long-form Identifier:1:3:416951:2
GUID (UUID V4):1fe24b1e-5547-4c51-a459-9ad6a5da9350
Nearest other occurrences of Prehnite
0.7km (0.4 miles) Copper Falls Mine, Copper Falls, Eagle Harbor, Keweenaw County, Michigan, USA
0.8km (0.5 miles) Owl Creek, Copper Falls, Eagle Harbor, Keweenaw County, Michigan, USA
1.7km (1.1 miles) Central Mine, Central, Houghton Township, Keweenaw County, Michigan, USA
1.8km (1.1 miles) Northwestern Mine, Central, Houghton Township, Keweenaw County, Michigan, USA
3.2km (2.0 miles) Central Exploration Mine, Central, Houghton Township, Keweenaw County, Michigan, USA
4.0km (2.5 miles) Lookout Point (Thomsonite Hill), Eagle Harbor, Keweenaw County, Michigan, USA
4.8km (3.0 miles) Meadow Mine, Phoenix, Houghton Township, Keweenaw County, Michigan, USA
5.1km (3.2 miles) Waterbury Mine, Eagle Harbor, Keweenaw County, Michigan, USA
6.1km (3.8 miles) St. Clair Mine, Phoenix, Houghton Township, Keweenaw County, Michigan, USA
6.5km (4.0 miles) Drexel Mine, Eagle Harbor, Keweenaw County, Michigan, USA
References
Reference Search (possible matching items)
Journal (article/letter/editorial)
the Copper Falls mine, this complex 3.2-cm crystal is perched on a matrix of crystallized copper. The...Figure 49. Perhaps the finest cubic copper crystal recovered in the Copper Country in recent times. The 1...level of the Gribble vein in the Copper Falls mine. Of all the copper specimens recovered from the clay...finest calcite crystals recovered from the Copper Falls mine in the early days of mining. The sharp, limpid...striking contrast with the rugged surface of the copper matrix. The specimen was part of the L. L. Hubbard
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)
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
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)
February 2015 Figure 2. A generalized map of the Michigan copper district showing the location of new finds...Besse. arborescent copper crystal groups cached at the Central mine town site, (2) copper crystals recovered...Gull Rock fissure vein, (3) hundreds of copper from the Indiana mine, and (4) more than two hundredV aecilS...analcime/calcitecrystal groups from the Rhode Island mine. This article describes these and other finds made...starting with Keweenaw Point and continuing in a southwestern direction to the White Pine mine at the southern
Journal (article/letter/editorial)
istory and Mineralogy of the Indiana Mine Ontonagon County, Michigan Ninth in a series of articles on the...the mines and minerals of Michigan’s Copper Country TOM ROSEMEYER 506 Pine Street P.O. Box 369 Downloaded...groups of copper crystals were recovered from the secluded Indiana No. 2 (Indiana Copper Company) mine dump...dump in Ontonagon County, Michigan. The individual crystals, which range from less than 1 cm to groups more...constitute one of the major crystallized copper finds in the Copper Country in recent years. Location The
Book
Nati 'fe Copper. -.. Red and Black Oxides Blue and Green Carbonates Silicate of Copper - COPPER. ......Arseniates of Copper Phosphate of Copper Copper Glance Copper Pyrites .. Purple Copper Ore - Tennantite...54 55 56 56 57 59 • FOREI'GN ORES. . • I •• COPPER -" -... - - Galena Anglesite,- &c. Cerussite... • Page . Wall-cases 15 to 23. .. ~ Native Copper Red Oxide - Black Oxide .. - Chrysocoll a...Phosphates, Arseniates, &c. Copper Glance and Pn.rple Ore Kupfer Schiefer Copper Pyrites ... ... ·· Fahlerz
Journal (volume)
chloritic slates are interlaid-by various ores of copper (I. ) at Kurrye (a . ) , Rai and Bellar (b.), Goron...their union, include conformable beds charged with copper-ore, at Seera (d. ) , and Pokree (g.). The clay-slates...siliceous limestone of Dhunpoore ( j ) the ores of copper are mostly determined to the joints. Calcareo-...Calcareo- siliceous rocks are impregnated with copper-ore at Tarag-ke-tal (k. ) and with the ores of iron at Oojowlee...vein-stones. The ignorance and prejudice of the native mine-owner prohibits use of the wheel-barrow, the windlass
Journal (issue)
America and Canada. their gcographic distribution. and mine . The Tilley Foster deposit is discus ed under the...minerals found in the mining regions of Putnam County. J\1{//hcr. \\'i/Jia111 IV.; Ge/llngy ofNew York...erogers@geology-books.com • Poncha Springs, Colorado 8r242 USA Phone: 7r9-539-4113 • Fax 7r9-539-4542 SUMMER...HISTORIC MINERAL FEATURE The Tilly Fos1er Iron Mine: Sou1heast, PuLnam Couniy, New York by Step/rm L...Species Reported 10 Occur at the Tilly Foster Iron Mine by Steplre11 L. Nightingale DEDICATION OF MATRIX
Book
Wall-cases 1 to 14. - CoPPER - - - sº- - * - - - - • - Native Copper - Red and Black Oxides...Silicate of Copper Arseniates of Copper - . • *- - - - - - - - * • - e - -* • Copper Glance ->...Tennantite . - * Phosphate of Copper Copper Pyrites - , Purple Copper Ore. - l - - - - - - -...FOREIGN ORES.. " .* Wall-cases 15 to 23. CoPPER Native Copper Red Oxide Black Oxide - - - - - 1... - 60 61 62 - - - Copper Glance and Purple Ore - Kupfer Schiefer Copper Pyrites - - " - " - -
Journal (volume)
Nickeliferous Magnetic Pyrites at Tiernakill,near Maum, county of Galway. By the Rev. Samuel Haughton, F. R. S...associated Minerals from Ross Hill, near Maum , county of Galway. By James Apjohn, M. D., Professor of...the Wolfhill and Modubeagh Coal-fields, Queen's County. By George M'Dowell, Fellow of Trinity College...District extending from Dungarvan to Annestown, county of Waterford. By W. B. Brownrigg, S.T. C.D., and...NICKELIFEROUS MAGNETIC PYRITES FROM TIERNAKILL, NEAR MAUM , COUNTY OF GALWAY. BY THE REV. SAMUEL HAUGHTON , F.R.S
Journal (volume)
.. . 20 OBSERVATIONS ON A TRAP DISTRICT IN THE COUNTY OF LI. MERICK. By James Apjohn , Esq. M . D.,..... ... NOTICE OF THE GENERAL GEOLOGY OF Erris, COUNTY OF Mayo, By P. Knight, Civil Engineer; Corresponding...Castle Killard atri cks Karwol Sc Dobln M Eagle loa Sugar DINGLE DINGZ R O U Chiff Comer... of the Geological Society . splendid one of the county Mayo, by Mr. Bald , they will suggest the opinion...island very remote from the Causeway, as in the county of Limerick ; and , as I have been credibly informed
Book (edition)
Statistics IEE GOLD SILVER . (QUICKSILVER LBAD ZINC COPPER TIN A ANTIMONY MANGANESE TRON Statistics : &c...ZINC COPPER (QUICKSILVER TIN : ANTIMONY IRon Statistics PORTUGAL Leap, Zinc anD ANTIMONY COPPER TIN...GoLpD LEAD AND ZING TO 1S UO (Oe Ge On : SILVER COPPER TRon Statisties RUSSIAN EMPIRE Urat Mountains...()UBENSLAND GOLD COPPER TEN: : 3 OTHER METALS Statistics - SournH AUSTRALIA . 3 GOLD COPPER é LEAD AND SILVER...SInvrer QUICKSILVER Lrap ZING TIN f ANTIMONY COPPER Iron . : ‘ OTHER MINERALS Statistics ‘ F ‘ s
Journal (article/letter/editorial)
—Vanadates and Jodyrite from Lake Valley, Sierra County, New Mexico, F. A GreNnTH and vom RatTH: Hardness...XV.—Crystals of Analcite from Phcenix Mine, Lake Superior Copper, Region; by S. L. REnniuLp,-2 22 =e i...A Se Oe eg XXV.—Quartz-twin from Albemarle County, Virginia; by Bs Gr ESR OWEN eda Re ae Nas tai...XKVUl_-Geclogical Relations of the Gypsum Deposits in Cayuga County, N. Y.; by 8S. G. Witttams, --___---_~ “iTX.—Variation...from Glorieta Mountain, near Canoncito, Santa Fe County, New Mexico; by,Gea: Kunz. (With four plates)
Journal (volume)
Borer, 913; Defoliation of nitstrees in Perry county, Pa., 914; Efficacy of Chalcid pilosus Thoms....156; in North ete Gods, 331; ee be| shiy iaee county, Ohio, 332; The Anthropological Institute of Great...Taverte ah Fossils of New Mexico ; Geological News Mine. logy. APE — mati Sb, mRLim e crystals in.aoii...75 rikal $: i rite, | 164; Helvite from grg county,Misaa, 337; A new Manganese mineral, 338 ; Galena...it may be through the influence of winds that it falls tothe-earth for some distance around. By -inereasing
Book (volume)
was born at Tioga Point, now Athens, Bradford county, Pennsylvania, on the 6th of of the world, and...in dreams and visions, he abandoned all interest county, Ohio, then sparsely settled and almost a wilderness...at £660,889; while the exports, comprising zinc, copper, iron and other minerals, with fish, nuts and farm...practised from the earliest periods. For the gilding of copper, employed in the decoration of temple domes and...mercury which forms a superficial amalgam with the copper, after which it is leftsome hours in clean water
Book (volume)
Jupiter. •j ; Educational Adviser to the London County Council. Formerly Fellow and Lecturer J. Kelvin...Sir. Kneller. j Jupiter (in part). Cardiff County Court. Author of i Kipling, f William Robertson...occupied by similar expanses of water, Vercelli falls into the Po about 14 m. below the latter city. About...though considerably exceeding it in length (37 m.), falls materially below it in superficial extent. They...most bleak part of Italy south of the Alps. Heavy falls of snow in June are not uncommon, and only for a
 
Mineral and/or Locality  
Mindat Discussions Facebook Logo Instagram Logo Discord Logo
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2024, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: April 19, 2024 21:10:10
Go to top of page