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Prehnite from
Grace Mine, Morgantown, Berks County, Pennsylvania, USA


Locality type:Mine
Classification
Species:Prehnite
Formula:Ca2Al2Si3O10(OH)2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Actinolite1 photo of Prehnite associated with Actinolite at this locality.
Magnetite1 photo of Prehnite associated with Magnetite at this locality.
Data
Mineral Data:Click here to view Prehnite data
Locality Data:Click here to view Grace Mine, Morgantown, Berks County, Pennsylvania, USA
Data Identifiers
Mindat Occurrence Record ID:239704
Long-form Identifier:1:3:239704:7
GUID (UUID V4):e68ec60e-4dc4-4e24-b3a4-386b8d1da22c
Nearest other occurrences of Prehnite
8.4km (5.2 miles) Silver Hill Quarry, Bowmansville, Brecknock Township, Lancaster County, Pennsylvania, USA
9.9km (6.2 miles) H&K Birdsboro Materials Quarry (Dyer Trap Rock Quarry; Hay Creek Trap Rock Quarry), Hay Creek, Birdsboro, Berks County, Pennsylvania, USA
10.9km (6.8 miles) Dyer Quarry, Gibraltar, Birdsboro, Berks County, Pennsylvania, USA
15.3km (9.5 miles) Keystone Trap Rock Quarry, Cornog, Wallace Township, Chester County, Pennsylvania, USA
38.7km (24.1 miles) Kibblehouse Quarry, Perkiomenville, Marlborough Township, Montgomery County, Pennsylvania, USA
45.4km (28.2 miles) Cornwall Mines (Cornwall Iron Mine), Cornwall Borough (Cornwall), Lebanon County, Pennsylvania, USA
55.7km (34.6 miles) Rock Hill Quarry, Rock Hill, East Rockhill Township, Bucks County, Pennsylvania, USA
57.8km (35.9 miles) Wissahickon Valley, Philadelphia, Philadelphia County, Pennsylvania, USA
58.4km (36.3 miles) Coopersburg Granite Company Diabase quarry [1], Springfield Township, Bucks County, Pennsylvania, USA
81.9km (50.9 miles) Lambertville Quarry (Trap Rock Industries Lambertville Quarry; Mt. Gilboa Quarry), Delaware Township, Hunterdon County, New Jersey, USA
References
Reference Search (possible matching items)
Journal (article/letter/editorial)
ornwall- Type Iron Mines r GRACE MINE • CORNWALL MINE • A JONES' » MINE _ by BRYON BROOKMYER Box 19...19 Blue Ball, Pennsylvania 17506 Introduction where a diabase dike of triassic age intruded calcar­...sedimentary rocks (limestones). This diabase Pennsylvania has a long history of prominence in caused an...its original characteris­ were discovered in Pennsylvania and production tics although being completely...replaced. Not all of started in 1683 at the Jones mine. Many additional the surrounding rock has been replaced
Report (edition)
STATE LIBRARY OF PENNSYLVANIA 1 1 II II II nil 3 014 4 00050005 «k. 1 ’^^jklTL% i ^IH ^ 1 k...of a thin slice of serpentinite from Lancaster County showing olivine (blue-green and red), serpentine...(icologist G BULLETIN 33 Mineral Collecting Pennsylvania in by Davis M. Lapham Mineralogist Alan ...Environmental Geologist JiU-ateJ VanOiden PENNSYLVANIA GEOLOGICAL SURVEY FOURTH SERIES HARRISBURG...Commonweath of Pennsylvania book may be pubished if credit this is given to the Pennsylvania Geological
Report (edition)
Geyer Mineral Collecting in Pennsylvania I COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF INTERNAL AFFAIRS... ' BULLETIN G 33 Mineral Collecting in Pennsylvania by Davis M. Lapham Mineralogist Alan R. Geyer...Geyer Assistant State Geologist PENNSYLVANIA GEOLOGICAL SURVEY FOURTH SERIES HARRISBURG First Edition...1965 Copyrighted 1965 b y the Commonwealth of Pennsylvania Quotations from this book may be published....... . .. . Adams County .... . .. ... ............... . . ... . Allegheny County .... . ...... . ..
Journal (article/letter/editorial)
Associated minerals include calcite, quartz, prehnite, danburite, axinite, garnet, and the zeolites...quarry at Deerfield, Franklin County, where it occurred with prehnite. Crystals from this locality were...century at the Lane quarries at Westfield, Hampden County, Massachusetts; fine specimens were also found...green datolite crystals from the Second Sovietski mine, Dalnegorsk, Primorskiy Kray, Russia. The 18.5 ⫻...al. 1980) and quarries at Prospect Park, Passaic County, are noted for datolite; datolite clusters and
Journal (issue)
p4,, Over two million residents Arizona's Pinal County welcomes everyone as a V.I.P.!!! ?ieU S ~ , ae...MINERALS MAY-JUNE 1978, Volume 53 Number 3 PENNSYLVANIA! EXECUTIVE EDITORS Rudy Bradbury John Hanahan...Hanahan Jr Richard S. Mitchell GUEST PENNSYLVANIA EDITOR Delbert L. Oswald FOUNDER Peter Zodac MANAGING EDITOR...Schmerling 94 Pennsylvania- A Geological Gem Beth Schooler 99 The Paleontology of Western Pennsylvania Richard...Chert in Western Pennsylvania Richard L. George 108 Rare Earth Minerals from Pennsylvania Ralph G. Wells
Journal (article/letter/editorial)
the associate curator of minerals, about some prehnite I had collected in Quebec, he stopped me with...referred to the National Museum. It wasn't very good prehnite compared to a specimen from any one of the New...locality that I had not previously realized was a prehnite source. It had never occurred to me that the Smithsonian...localities. A quick check showed that they had no prehnite from Quebec. A further review of my last summer's...is a foreman ROCKS AND MINERALS in the Faraday Mine at Bancroft, Ontario. He says that this datolite
Report (issue)
Site Number, Site Name ...................... 6 County, State, Quadrangle, Latitude, Longitude .........Occurrences located in the Newark basin and vicinity, Pennsylvania ..................... 110 F. Section F: Occurrences...located in the Gettysburg basin and vicinity, Pennsylvania ..................... 147 G. Section G: Occurrences...location ( county, state, quadrangle, latitude, and longitude) 2. deposit size (occurrence type - mine, prospect...south and east to west. The most prevalent name of a mine or prospect which was used in reference descriptions
Report (issue)
DESCRIPTIVE MINERALOGY OF PENNSYLVANIA 104 Na 2Al 2 Si3 Oi .2H 2 O; SiO 2 47.4, A1 2 O 3 26.8, Na...Na 2 O 16.3, Lenni, Delaware County. Crystals. Eyerman, 1911, 11. Composition: Analysis: Fe 2 O3 CaO...320 Sp.gr LOCALITIES: Berks County: Birdsboro, and Gickerville; Delaware County: Leiperville, Lenni (druses...Felton's farm (Chester), and Ward's quarry; Montgomery County: Sumneytown, and Perkiomenville ; Philadelphia:...Railroad cut east of Reading (probably Birdsboro), Berks County. White, Smith, 1910, 540. silky mass of radiating
Journal (issue)
on July 20 from the pos1t1on of Chief of the Pennsylvania Geological Survey's Oil and Gas Geology Division...everlastingly grateful. Born in Pleasantville, Pennsylvania, with a family background in the oil industry...from the Pennsylvania State University, Bill Lytle came to work full time with the Pennsylvania Survey...vital to the energy and industrial needs of Pennsylvania. Lytle's report on the calculated oil reserves...Continued on page 28 GEOLOGICAL RESEARCH IN PENNSYLVANIA 1977 1\THOIH CTIO\ This publication is the
Report (issue)
LEAD OCCURRENCES IN PENNSYLVANIA Robert C. Smith, II COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL...ZINC AND LEAD OCCURRENCES IN PENNSYLVANIA Robert C. Smith, II PENNSYLVANIA GEOLOGICAL SURVEY FOURTH SERIES...1977 Copyright 1977 by the Commonwealth of Pennsylvania Quotations from this book may be published...published if credit is given to the Pennsylvania Geological Survey COVER ILLUSTRATION: Photograph of 1852 lithograph...STATE BOOK STORE, P. O. BOX 1365 HARRISBURG, PENNSYLVANIA 17125 PREFACE The purpose of this report is
Report (volume)
of M assachusetts, Connecticut, New jersey, Pennsylvania, Virginia , Maryland , North Carolina, and other...geology of Massachusetts, Connecticut, New Jersey, Pennsylvania, Virginia, Maryland , North Carolina, and South...appropriate, the applicable early Mesozoic basin, State, county, or 7 1/2minute USGS topographic quadrangle covered...the State are cited. More than one basin, State, county, or quadrangle may appear for an entry. A State...C.-S.C.) Deep River (N.C.) Durham (N.C.) Davie County (N.C.) Dan River and Danville (N.C.-Va.) Scottsburg
Journal (article/letter/editorial)
a Field Trip to the Woodbury Till Deposit for prehnite, pumpellyite, calcite, apophyllite, laumontite...Apatite area and a chance to work in a newly blasted mine resulted in members of the Coastal Maine Mineral...Gem, Lapidary and Mineral Society of Montgomery County, Wheaton, as a part of its Safety Education Program...Professor of Mineralogy at the University of Pennsylvania, addressed the members of the Delaware Valley...limonite pseudomorphs after pyrite crystals. PENNSYLVANIA President Ralph Morgan showed slides of the
Report (issue)
OCCURRENCES, WESTERN BERKS COUNTY, PENNSYLVANIA by Samuel W. Berkheiser, Jr. Pennsylvania Geological Survey...Survey PENNSYLVANIA GEOLOGICAL SURVEY FOURTH SERIES HARRISBURG 1984 Copyright 1984 by the Commonwealth...Commonwealth of Pennsylvania Quotations from this book may be published if credit is given to the Pennsylvania...STATE BOOK STORE, P.O. BOX 1365 HARRISBURG, PENNSYLVANIA 17105 PREFACE This study is one of a series...geologic map of the Great Valley in eastern Pennsylvania illustrating the distribution of allochthonous
Journal (article/letter/editorial)
Organization Aids; Louis Eaton Shaw the Rules Committee; Grace D. Dearborn was in charge of the program to obtain...National Competition Mr. W. E. Merritt, Jr., 109 Grace St., Mt. Airy, North Carolina, won the Henry B....September 24 and 25 The Mineralogical Society of Pennsylvania announce its I960 Earth Science and Gem Show...St., Miami, Fla. Lynchburg, Va. The Chautauqua County Gem and Mineral Society, of Dunkirk, New York The...Society, of Richmond Hill, Long Island, N. Y. Moore County Rockhounds Club, Inc., of Pinehurst, N. C. Northland
Journal (article/letter/editorial)
northwestern United States, to mention only a few, grace mineral collections throughout the world. Figure...from the French Creek Iron mines in Chester County, Pennsylvania. Spectacular groups of pearly white, tabular...up to approximately 8 em across on medium green prehnite were collected in 1967 from large tubelike cavities...cavities in a trap-rock quarry at Centreville, Fairfax County, Virginia (Medici 1972). Interestingly, the type...Ore Knob massive sulfide copper deposit in Ash County, North Carolina, where surprisingly good crystal
Report (volume)
diabase, west-central New Jersey and eastern Pennsylvania 141 By Jonathan M. Husch An overview of early...faulting and diabase intrusion, Newark basin, Pennsylvania 176 By Nicholas M. Ratcliffe and William C....selected early Mesozoic copper occurrences in Pennsylvania 320 By R.C. Smith II, S.W. Berkheiser, Jr.,...uranium-bearing sequences in the Newark basin, Pennsylvania and New Jersey, and the San Juan basin, New...Palisades sill near the Ramapo fault in Rockland County, New York, as an intrusion of fine-grained diabase
Journal (article/letter/editorial)
on silversmithing Member Bob Culver of the Wayne County Gem and Mineral Club, Marion, found a "fair sized"...and wulfenite crystals were found at the Wheatley mine (Penna.) Robert Middleton, American Museum of Nat­...and now Superintendent of all mu­ seums in Nassau County, spoke with the Long Island Mineral and Geology...Canadian Minerals. The club reports that the As­ bestos mine at Eden Mills, Vermont, is to be transferred to...were awarded to Mrs. Grace F . Heun and Mr. and Mrs. Gavin Taylor The Bergen County Mineralogy and Paleontology
Book
volume is dedicated is four-fold: (1) To locate by mine, deposit, or community those mineralized areas of...Co. Hematite CALERA, Shelby Co. Wavkllite CLAY COUNTY, Sec. 24. T. 19 S R., 7 E. STATUARY, Coosa Co...Co., (W. border of* Marble Crystalline TALLADEGA COUNTY Marble, (crystalline) VALLEY HEAD, DeKalb Co. Hematite...VILLAGE SPRINGS, Blount Co. Hematite WOODS COPPER MINE, Cloaburne Co. Sphalerite ARIZONA COVEI.I.ITE...Feldspar HISSOP, Coosa Co., (near) Beryl JACKSON COUNTY Hematite KENNEDYS, Clay Co., (near) Magnetite MILLERVILLE
Journal (article/letter/editorial)
about 35 miles northwest of Flagstaff, in Coconino County, a pineforested volcanic area. The elevation is...following letter, dated April 1, 1958, was sent by S. Grace Hower, 1212 So. St. Louis, Tulsa, Okla. "While in...in California recently I visited the Los Angeles County Museum in Los Angeles to see the famous collection...in Los Angeles can walk across the lawn to the County Museum for another thrill—the display of some of...weekends. "At a mine east of Leadville (Lake Co.). Colo., almost at the end of Lake County, I found a specimen
Journal (article/letter/editorial)
the Ute Mountain Gem & Mineral Society. Montezuma County Annex Bldg., 103 N. Chestnut. Info.—John Ferrin...Mineral & Jewelry Festival sponsored by the Oxford County Mineral & Gem Association. Oxford Fair­ ground...Pinebridge Inn (wholesale). Info.—Jim Burgess, Mitchell County Chamber of Commerce, Rte. 1, Box 7%, Spruce Pine... OF NORTH ARKANSAS AMERICA'S ONLY DIAMOND MINE" 4th ANNUAL GEM & M N I E R A L S H O W SEPTEMBER...CRATER OF SHOW SITE DIAMONDS PARK OF THE 3rd MINE 1 2 IN THE LARGEST GYPSUM DIAMONDS STATE
Report (issue)
at Cornwall, Pennsylvania Davis M. Lapham and Carlyle Gray COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF...Diabase at Cornwall, Pennsylvania by Davis M. Lapham and Carlyle Gray PENNSYLVANIA GEOLOGICAL SURVEY...of Pennsylvania Quotations from this book may be published if credit is given to the Pennsylvania Geological...PUBLICATIONS, TENTH AND MARKET STREETS HARRISBURG, PENNSYLVANIA 17125 FRONTISPIECE View of Cornwall open...magnetite iron ore deposit at Cornwall, Lebanon County, Pennsylvania. The investigation was begun to learn where
Book
was m e r e l y p a r t o f t h e waste o f t h e mine. W h a t t h e y needed was h i g h grade ore o...Jersey: L a k e Hopatcong, Greenwood L a k e Pennsylvania: S c h u y l k i l l R i v e r Vi r g i n i...Washington D.C. area visit Virginia's noted Rutherford Mine. Photograph by Dr. Virginia Lee Blackford. ical...dollars at the noted locality of Cowee Valley, Macon County, North Carolina. An enthusiastic family found and...trippers visited the well known old Rutherford mine in Amelia County, Virginia, and found bright spessartine
Journal (issue)
several good symposia ahead of us in Washington, Pennsylvania, and New Mexico. See https://www.friendsofmineralogy...CHAPTER: Toby Seim; pnwgemcollectors@gmail.com PENNSYLVANIA CHAPTER: Joe Marchesani; Jmarch06@comcast.net...Finger) and LKA Emeralds, Hiddenite, Alexander County, NC Go On Public Exhibit in New York City. Emeralds...FRIENDS OF MINERALOGY VOL.47, NO.4 Page 7 Via Pennsylvania Chapter Newsletter Summer 2019 BULLETIN FRIENDS................................... 2 Independence Mine, ..............................................
Journal (issue)
KRISTALLE Est.1971 Laguna Beach, California, USA • Tel: +1 949 494 5155 • Email: info@kristalle.com...................3 by W. E. Wilson The Keweenaw County Fissure Mines.............................................13 by C. J. Stefano The Cliff Mine, Keweenaw County, Michigan.................................C. J. Stefano & P. Persson The Central Mine, Keweenaw County, Michigan.................................Persson & C. J. Stefano The Copper Falls Mine, Keweenaw County, Michigan............................85
Journal (article/letter/editorial)
or equal some of the classic specimens that now grace museum and private collections the world over. ...started with the closure of the Champion mine in Houghton County by the Copper Range Company in September...reserves (Fields 1997).This was the last native copper mine in operation by the Copper Range Company and was...came with the closing of the White Pine mine, Ontonagon County, in September 1995. New, stringent environmental...of 10.5 billion pounds of copper; the White Pine mine produced another 4 billion pounds of copper from
 
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