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Muscovite from
Walden Gem Quarry, Portland, Middlesex County, Connecticut, USA


Locality type:Quarry
Classification
Species:Muscovite
Formula:KAl2(AlSi3O10)(OH)2
Comments:Scattered books of muscovite average 1 inch across by 1/2 inch thick.
Quality for species:Poor for species, only of interest for locality collectors. (#)
Abundance at site:Common
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Quartz2 photos of Muscovite associated with Quartz at this locality.
Elbaite2 photos of Muscovite associated with Elbaite at this locality.
Almandine1 photo of Muscovite associated with Almandine at this locality.
Fluorapatite1 photo of Muscovite associated with Fluorapatite at this locality.
Albite1 photo of Muscovite associated with Albite at this locality.
Columbite-(Fe)1 photo of Muscovite associated with Columbite-(Fe) at this locality.
Data
Mineral Data:Click here to view Muscovite data
Locality Data:Click here to view Walden Gem Quarry, Portland, Middlesex County, Connecticut, USA
Data Identifiers
Mindat Occurrence Record ID:37389
Long-form Identifier:1:3:37389:0
GUID (UUID V4):816fab1c-cd6d-43b3-9b33-5aa622952a30
Nearest other occurrences of Muscovite
0.2km (0.1 miles) Gotta-Walden Prospect, Portland, Middlesex County, Connecticut, USA
0.4km (0.2 miles) Bordonaro Quarry, Portland, Middlesex County, Connecticut, USA
0.7km (0.5 miles) Gotta-Wannerstrom Quarry, Portland, Middlesex County, Connecticut, USA
0.9km (0.6 miles) Appletree Lane, Portland, Middlesex County, Connecticut, USA
1.2km (0.7 miles) Hale Quarry (Andrews Quarry; Glastonbury Quarry), Portland, Middlesex County, Connecticut, USA
1.4km (0.9 miles) Andrews Quarry (old Hale Quarry; Grandfather Andrews Quarry), Portland, Middlesex County, Connecticut, USA
1.5km (1.0 miles) Case Quarries, Portland, Middlesex County, Connecticut, USA
1.8km (1.1 miles) Cape Hall Quarry, Portland, Middlesex County, Connecticut, USA
1.9km (1.2 miles) Pratt Quarry, Portland, Middlesex County, Connecticut, USA
2.1km (1.3 miles) Unnamed pegmatite prospect #7, South Glastonbury, Glastonbury, Hartford County, Connecticut, USA
References
Reference Search (possible matching items)
Journal (issue)
6 (Right) - Sheet Copper – Flambeau Mine (Rusk County, WI) Figure 2—Dr. Weis’s Personal Memorabilia... If you have ever had the desire to detonate a quarry blast or create an earthquake you will be able...Figure 7—Manganoan Calcite – Montreal Mine (Iron County, WI). Figure 3 (left) - “Wonderful World of Agates”...mineral specimens from the Montreal Mine (Iron County, Wisconsin). Most of the specimens came from the...An unusual specimen from the Flambeau Mine (Rusk County, Wisconsin) is a sheet copper (figure 6). One of
Journal (issue)
Finger) and LKA Emeralds, Hiddenite, Alexander County, NC Go On Public Exhibit in New York City. Emeralds............................................ 3 Connecticut .................................................................................. 3 Hewitt Gem Quarry...................................................................................... 3 Walden Gem Quarry ............................................................................... 4 Greenlaw Quarry ..............................................
Journal (article/letter/editorial)
THE PARAGENESIS OF THE WALDEN PEGMATITE, PORTLAND, CONNECTICUT (PART ONE) By DAVID M. SEAMAN American...in a number of pegmatites In the Middletown, Connecticut district indicates that there is a general trend...placed on the paragenesis of the minerals of the Walden pegmatite since it has been opened up only in recent...was readily available. Location The Walden Quarry, or Walden Gem Mine, as it is most commonly known,...Edward Walden farm along Cotton Hill Road, about five miles ROCKS AND MINERALS northeast of Portland, Middlesex
Journal (article/letter/editorial)
CONNECTICUT Mineral Locality Index Although many sites in Connecticut are no longer open to collectors...H. WEBER 1172 West L a k e Avenue Guilford, Connecticut 06437-1342 E A R L E C. SULLIVAN 17 R o c k y...y R i d g e D r i v e T r u m b u l l , Connecticut 06611-5326 T his locality index is meant to serve...collectors. More often than not, collecting in Connecticut is no longer per­ mitted. Many of the localities...effort has been made to list a l l localities in Connecticut, a small state that is big on mineralization
Journal (article/letter/editorial)
THE WALDEN GEM MINE By DAVID M. SEAMAN American Museum of Natural History, New York, N. Y. The Walden...the Walden farm just off of Cotton Hill road about five miles northeast of Portland, Connecticut. To...Middletown, Connecticut across the Connecticut River over the high bridge and into Portland and continue...continue eastward from Portland along 6A to the junction with route 17. Turn north on route 17 past the Gotta...road and the first farmhouse on your right is the Walden farm. Drive along the dirt road between the barn
Journal (article/letter/editorial)
QUARRIES AND MINERALS OF SOUTH GLASTONBURY, CONNECTICUT. J. H. Betts, 215 W. 98th St., #2F, New York...old pegmatite quarries in South Glastonbury, Connecticut. This region was exploited sporadically by collectors...in the Mid196 ROCKS 81MINERALS dletown-Portland, Connecticut, pegmatite district. They are found in South...Glastonbury, about 5 miles north-northeast of Portland, just east of Route 17. The area is roughly triangular...the Simpson quarry on the south, the Hollister quarry on the east, and the Howe No. 4 quarry on the north
Journal (article/letter/editorial)
the Dayton Road District SOUTH GLASTONBURY, CONNECTICUT JOHN H. BETTS 215 West 98 Street, Apt. 2F New...of the most promising forgotten locations in Connecticut is an area of old pegmatite quarries in South...article are the northernmost in the Middletown-Portland pegmatite district (fig. 1). They are in South...miles north-northeast of Portland, Connecticut, just north of the Portland-South Glastonbury town line...the Simpson quarry on the south, the Hollister quarry on the east, and the Howe No. 4 quarry on the north
Book
had access to many quarries in the state of Connecticut. Gem-quality tourmaline crystals had been found...like this piece, as most of the fluorites from the quarry are green, and this one is truly atypical. After...and dealer. Today, in 2008, the only place in Connecticut where such finds can be easily collected is Green’s...COVER: gold on quartz, 4.5 inches tall, Placer County, California Dedication This book is dedicated...Group, Inc., 650 Danbury Road, Ridgefield, CT 06877 USA, www.maplegatemedia.com Library of Congress Control
Book (volume)
.........................................94 Connecticut ..............................................................548 Table of Maps Page Alabama County Map ...................................................................................4 Alaska County and Stream Map ......................................................................22 Arizona County Map ................................................................................49 Arkansas County Map ..........................................
Book (volume)
have measured from 18’ to 27’ long. In addition, gem Garnets, Quartz crystals, Topaz and Tourmaline add...beds, excavations, etc.Selenite roses. BRULE COUNTY AREA: in the Oacoma zone of the Pierre Fm. On Elm...gray Barite rosette up to 5 or 6 inches. CAMPBELL COUNTY MOUND CITY, W to the Missouri R., regional hillsides...gravels, etc.petrified wood, wood opal. CORSON COUNTY LITTLE EAGLE:  area ridges, slopes, stream beds...Guide for Rock Hounds in the United States CUSTER COUNTY AREA: The November Mine, 1.2 mi. SE of the Needles
Journal (issue)
Bourne ........... MISCELLANEOUS 882 CHIPS FROM THE QUARRY .......................................... 883...QUADRANGE MAP SHEET READY .......... ATLANTIC COAST GEM & MINERAL SHOW TROPHY & RIBBON WINNERS .... 935 936...7-3185) ROCKS AND MINERALS 881 CHIPS FROM THE QUARRY ©@©®©g!Sgiglt!e®®g!®g<®®®g!®©®gI©®8 ^J^icippuj...11-13, 1966—Magic Valley Gcm&Mineral Society Border Gem Fiesta, Civic Center, 1300 S. 10th St., McAllen....Annual Show ot the Tucson Gem and Mineral Society will be­ held at Pima County Fairgrounds, 4700 S. 6th
Book (volume)
.........................................80 Connecticut ...............................................Preface Each year I vacation in the field, collecting gem and mineral samples somewhere in the United States...there is enough information to be useful to most gem and mineral collectors. Generally, Minerals are capitalized...rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good...gemmy qualities for cutting and polishing. AUTAUGA COUNTY PRATTVILLE, N. 6 mi., and just E of the Birmingham
Book (volume)
.........................................80 Connecticut ...............................................Preface Each year I vacation in the field, collecting gem and mineral samples somewhere in the United States...there is enough information to be useful to most gem and mineral collectors. Generally, Minerals are capitalized...rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good...gemmy qualities for cutting and polishing. AUTAUGA COUNTY PRATTVILLE, N. 6 mi., and just E of the Birmingham
Book (volume)
rivaling in beauty the Arizona agatized wood. This gem flint occurs in the 8 mile long Flint Ridge, between...the western counties, especially the Clay Center Quarry 12 miles southeast of Toledo but in Ottawa Co....ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE
Book (volume)
rivaling in beauty the Arizona agatized wood. This gem flint occurs in the 8 mile long Flint Ridge, between...the western counties, especially the Clay Center Quarry 12 miles southeast of Toledo but in Ottawa Co....ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE
Book
Stories in Stone Early Connecticut Silver, 1700–1840 by Peter Bohan and Philip Hammerslough Introduction...Starr Stories in Stone How Geology Influenced Connecticut History and Culture by Jelle Zeilinga de Boer...Boer Stories in Stone How Geology Influenced Connecticut History and Culture Jelle Zeilinga de Boer ...978–0-8195–6891–5 (cloth : alk. paper) 1. Geology—Connecticut. I. Title. qe93.z45 2009 557.46—dc22 2009011073...Sidebar: Gems in Quarry Tailings Sidebar: Other Historic Quarries and Mines in Connecticut 4. Settlers and
Book
MineralogicalRecord.com I IIMORIITE-(Y) EUROPE FRANCE Trimouns quarry, Luzenac, Ariege. Operated for talc since the beginning...beginning of the 20th century, the Trimouns quarry became well known to collectors around 1990 for the...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...5 cm (Grice and Gault, 1981). CONNECTICUT Litchfield, Litchfield County. Ilmenite masses and crystals
Book
notes and compressed on to the major sources gem materials. a colossal (Continued on amount back...Biblical Other The and and Beryl in Indian Gem Lore, Modern Europe Lapidaries, 24 Early Lapidaries...According 14. World Sources of Ore and to Gem Beryl Color, 327 Immersion Fluids for Afghanistan... specimens the rich green of other recorded gem recognized the mica as a even a ore is distinct...goshenite. Emerald beyond suggested by as use clear gem containing pebbles of aquamarine, it Asia, And
Book
commercial ores and secondary minerals by state, county, township, and geologic range. For easy identification... AMERICA THE ROCK-HUNTER'S RANGE GUIDE ARIZONA GEM TRAILS PETRIFIED FOREST TRAILS A Range Guide to...systematic art. Today’s seekers after minerals and gem stones, particularly colorful ore cabinet-specimens...cities, and many of today’s prosperous western county seats began as mining-boom camps. trating sand...Whether you such as those listed alphabetically by county, township, and range in Part II of this book. Where
Book (edition)
unique and valuable reference by every collector, gem cutter, miner, geologist, mineralogist, jeweler,...from the Tourmaline Q ueen .1ine, Pala, San Diego County, California. From a pen-and-ink drawing by W. E...Arkansas crystal 3. Star of Arkansas marquise cut gem 4. Mounce diamond crystal 5. Gibson's Ruby mine,...Texas 20. Little Three mine, Ramona, California 21. Gem-bearing pocket in pegmatite, Baja California 22....tourmaline crystal forms 38. Map of San Diego County, California gem sources 3 9. Stewart Lithia· and Tourmaline
Book (volume)
Colorado; colorless scheelite (19.66 ct), Kern County, California; octagonal step cut violetish pink...Vivid blue matched benitoite gems from San Benito County, California, consisting of 52 benitoites and 75... His works are known to almost every collector, gem cutter, gemologist, and mineralogist. His writings...newer events to bring the history of North American gem mining up to date. Here, then, is the latest, most...of turquoise and peridot, although for the latter gem, much larger facetable rough crystals appear with
Book (volume)
Vivid blue matched benitoite gems from Sai, Benito County, California, consisting of 52 benitoites and 75... His works are known to almost every collector, gem cutter, gemologist, and mineralogist. His writings...newer events to bring the history of North American gem 1nining up to date. Here, then, is the latest, most...of turquoise and peridot, although for the latter gem, much larger facetable rough crystals appear with...will make it easier for readers to investigate the gem literature further or to obtain those references
Book
Lower Miocene columnar basalt in the Narre Warren Quarry, near Melbourne, Australia. The minerals are believed...incorporated into the micaceous minerals lepidolite and muscovite. Other primary PEGMATITE S • • • PEGMATITES...assemblages have been mapped in exposed basaltic rock in County Antrim, Northern Ireland, and eastern Iceland....seawater followed faults along the eastern coast of County Antrim and was the fluid in the cavities that produced...HEXOCTAHEDRON {345} TRISOCTAHEDRON {233} BOYLSTONE QUARRY, BOYLSTONE QUARRY GLASGLOW, SCOTLAND, U.K. GLASGLOW, SCOTLAND
Book
Lower Miocene columnar basalt in the Narre Warren Quarry, near Melbourne, Australia. The minerals are believed...incorporated into the micaceous minerals lepidolite and muscovite. Other primary PEGMATITE S • • • PEGMATITES...assemblages have been mapped in exposed basaltic rock in County Antrim, Northern Ireland, and eastern Iceland....seawater followed faults along the eastern coast of County Antrim and was the fluid in the cavities that produced...HEXOCTAHEDRON {345} TRISOCTAHEDRON {233} BOYLSTONE QUARRY, BOYLSTONE QUARRY GLASGLOW, SCOTLAND, U.K. GLASGLOW, SCOTLAND
Report (volume)
sectwn of Paleozotc rocks from Butler County to Stafford County, Kansas Kansas Geol Survey Otl and Gas...wells on a cross section from Barber County, Kansas, to Caddo County, Oklahoma Oklahoma Geol Survey Gutdebook...deposits of East Shasta copper-z10c dtstnct, Shasta County, Cahforma U S Geol Survey Prof Paper 338, 107 p...4297 Anders, R B Ground-water geology of Karnes County, Texas US Geol Survey Water-Supply Paper 1539-G...water and changes 10 water levels 10 Galveston County, Texas, 1958-62 Texas Water Comm Bull 6303, 33
 
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