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Amazonite from
Feldspar Quarry, Mineral Hill, Elwyn, Middletown Township, Delaware County, Pennsylvania, USA


Classification
Species:Microcline var: Amazonite
Formula:K(AlSi3O8)
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Data
Mineral Data:Click here to view Amazonite data
Locality Data:Click here to view Feldspar Quarry, Mineral Hill, Elwyn, Middletown Township, Delaware County, Pennsylvania, USA
Data Identifiers
Mindat Occurrence Record ID:1290499
Long-form Identifier:1:3:1290499:4
GUID (UUID V4):d7923a7e-a308-474d-94e6-96729bbf576c
References
Reference Search (possible matching items)
Journal (issue)
support, protect and expand the collection of mineral specimens and to further the recognition of the...and aesthetic value of minerals and collecting mineral specimens. Inside This Issue President’s Message...Chapter Reports 21-22 Best Paper Thank You 22 Mineral Show in Poland 23 Minerals of Western Europe –...– Wrap up (Tucson) 24-25 Tucson Gem and Mineral Show Awards 25 Friends of Mineralogy Tucson Awards 26...and a Request 26-27 Message from the Editor 27 Mineral Hill Field Trip Report 28-30 Fluorite (Dodecahedron)
Report (volume)
may be determined by scratching it with another mineral or with a knife blade. This may mutilate tllQ StOne...Topaz Corundum Diamond The numbers preceding each mineral indicate only increasing degrees of hardness, not...placed next to diamond only because it is the mineral nearest the diamond in hardness. Because much dust...contact with one another. The specific gravity of a mineral is the ratio between its weight and the weight...of stones. Luster, the general appearance of a mineral in reflected light, is of two types: metallic and
Journal (issue)
support, protect and expand the collection of mineral specimens and to further the recognition of the...and aesthetic value of minerals and collecting mineral specimens. Inside This Issue President’s Message...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...CANADA: Paula Piilonen; ppiilonen@mus-nature.ca MINERAL NEWS: Tony Nikischer; tony@excaliburmineral.com
Book (edition)
comprehensive information and is designed to lead amateur mineral collectors to America's precious and semipre-...describes sites under of the nearest town and county. and the many maps included book contain such...are in Yet the fascination and lure of these mineral treasures continues as strong as ever. Who with...times, jewels were privileges of the rich. The mineral sources were tightly guarded secrets, as were...or by buying many dealers who advertise in the mineral play their treasures at from the magazines or
Book (volume)
gas and coal from thick beds contributes to the mineral economy. But as far as the collector is concerned...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, area
Book (volume)
gas and coal from thick beds contributes to the mineral economy. But as far as the collector is concerned...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, area
Book (volume)
chalcedony, jasper and gem petrified wood. BUFFALO COUNTY KEARNEY, area gravel bars and pits along the Platte...petrified wood. CASS COUNTY WEEPING WATER, SE, on rd. to Nehawka, in the Snyderville Quarry chalcedony, jasper...jasper, fossils. CHERRY COUNTY VALENTINE, in the Sandhills county along the Niobrara R. and Minnechaduza...gem qualityagatized and opalized wood. DAWES COUNTY CHADRON, in N part of Co. and as far W as Crawford...cuts, cut banks, breaks, draws and washes, gullies, hill slopes, etc.chalcedony roses, Celestite crystals
Journal (article/letter/editorial)
Gem and Mineral Show, spessartine has been chosen as this issue’s Connoisseur’s Choice mineral. To this...fracture. The calculated density for the pure mineral is 4.179. Spessartine is cubic (4/m32/m) and is...example is from Leiper’s quarry at Springfield, Delaware County, Pennsylvania (Peters 1984). When the...are beryl, apatite, albite, muscovite, potassic feldspar, and quartz in the former, and bixbyite, topaz...2 cm across occur in blocky albite in the Keith quarry at Auburn, Maine. Analyses of most other reported
Book
which characterize their change. Most of the great mineral and gem discoveries of the world have been made...gravel beds are rich in such minerals as quartz, feldspar, mica, garnet, tourmaline, magnetite, zircon,...formation of coal is inter¬ esting. It has very little mineral substance but has been formed by pressure on vegetable...than are the gneiss rocks. Schists often contain feldspar, garnet, mica and quartz. With sapphires are often...deposited contains as its principal com¬ ponents feldspar, quartz and mica it is known as pegmatite. Most
Journal (article/letter/editorial)
pegmatites at QUARTZ, silica, Si02, is an essential mineral in the granite pegmatites. Massive, white, or smoky...three feet in length have been found at the Palermo Quarry, North Groton, New Hampshire. Crystals to 150 pounds...257 pounds was found about 1925 at the Bennett quarry, Buckfield, Maine, together with others over three...crystal was recovered about 1905 from the Barringer Hill, Texas locality, which measured 43x28x15 inches...Rose quartz crystals have also been found at Red Hill, Maine; North Groton, New Hampshire, and from Pala
Book (volume)
Two Volumes ® Volume I Gemstones, of all the mineral treasures to be found in North America, are perhaps...references, among them may be mentioned: Vermont, Pennsylvania, North Carolina, Oregon, Kansas, Alabama, Ohio...furnished by Col. E. M. Barron of the Southern Gem and Mineral Company of El Paso, Texas. Information on the Virgin...Kobuk jade locality. Descriptions of San Diego County, California, gemstones and the mines in which they...the generous assistance of many residents of that county. My special thanks are extended to Elbert H. McMacken
Book
3 -N APPALACHIAN MINERAL & GEM TRAILS 3 3 By June Culp Zeitner 'NS 3 v' r,. -S.’ Vv '• li ...unequalled i n hospitality. Many friends, gem and mineral clubs, and gem and m i n e n d dealers and suppliers...u m s i n t h e 1 j t r Numerous g e m a n d mineral shows held throughout the Appalachian states each...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...dollars at the noted locality of Cowee Valley, Macon County, North Carolina. An enthusiastic family found and
Book (volume)
.......................................... xi Mineral Locations by State Alabama ................................................................132 Delaware ........................................................................................402 Pennsylvania .............................................................548 Table of Maps Page Alabama County Map ...................................................................................4 Alaska County and Stream Map ...............................
Journal (article/letter/editorial)
80210 markivanjacobson@gmail.com No pegmatite mineral collection is complete without octahe- dral or...minerals. Fluorite is almost always a late-stage mineral in pegmatite cavities, forming a colorful, attractive...the Conway Granite, near Red Stone quarry, Conway, Carroll County, New Hampshire. Henry Minot specimen...Pegmatite Class Mineral associates of significance Crystal Peak, Teller and Park counties, CO, USA Crystal Park–Bear...Creek, El Paso County, CO, USA Pikes Peak Granite NYF Miarolitic topaz, amazonite, phenakite Pikes
Report (issue)
Specimen measures 6 cm by 4 cm by 3 cm. National Mineral Collection specimen No. 42584. National Museum...Nepheline crystals, Davis Hill, Bancroft. Specimen measures 21 cm by 20 cm. National Mineral Collection specimen...August, Bancroft is the scene of a mineral show featuring mineral/gem dealers, specimen trading and field...Cancrinite Hill occurrence Davis Hill occurrence Princess sodalite mine Vardy quarry Golding-Keene quarry Egan...York River tactite zone occurrence Morrison quarry Davis quarry York River corundum occurrence Childs Mine
Journal (article/letter/editorial)
at 04:13 19 December 2014 Mount Antero, Chaffee County, Colorado A s virtually every collector knows...finest gem minerals and most perfectly crystallized mineral specimens occur in “pockets,” those often-clay-filled...and some districts, such as those in San Diego County, California, and many of those in Minas Gerais...premier aquamarine localities, Mount Antero, Chaffee County, Colorado, was highlighted by Jacobson and Lees...Lees (2008) in the recent book American Mineral Treasures. Phenakite from this exceptional locality has
Book (volume)
calcite (21.30 ct), Montana; light yellow orthoclase feldspar (25.03 ct), Idaho; rectangular step cut purplish...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...long. BOTTOM GROUP. Deep, spinel red oligoclase feldspar (5.04 ct), Oregon; and three Montana sapphires...ago I recommended to a large California amateur mineral and gemstone organisation that a useful club project
Book (volume)
fossils, Illinois has little to offer gem and mineral collectors, even though the state produces more...600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper, rare...⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E...E, regional deposits⎯Siderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee No. 5 strip
Book (volume)
fossils, Illinois has little to offer gem and mineral collectors, even though the state produces more...600 to 800 feet thick in the north. ALEXANDER COUNTY FAYVILLE, area stream gravels⎯agate, jasper, rare...⎯agate, jasper; d RR siding of Clay⎯agate. CALHOUN COUNTY AREA, shores of the Mississippi R., in the Warsaw...crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite. EDWARDS COUNTY AREA, T. 1 S, R. 10 E...E, regional deposits⎯Siderite. FULTON COUNTY FARMINGTON, W 6 mi. on Rte. 116 to the Rapatee No. 5 strip
Book (edition)
working are on a mall hill just north of the. East Road. in Dungannoo Township, aboo 2.5 mile (4 km)...lie on th north fun and the Caiicrinite Hill andDa 'is Hill - · occurrences on th south limb of the syncline...which are lined with crystal of nepheline. alkali feldspar. biotite. magnetite and apatite. These vein-dykes...vein-dykes are similar to the ones on the Da'\'is Hill and were probably fonned prior to the sodalite mineralization...Rock and Mineral Collecting in the MCUU)c Area A Rockhound's Paradise III - Rock and Mineral, Collecting
Book (volume)
Plains state varies from nearly level farmland to hill ridges, increasing steadily in elev. From 1,000’...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
Report (issue)
March feldspar mine March mica mine Humphreys feldspar mine Currie barite occurrence Pakenham quarry Cedar...Cedar Hill soapstone occurrence Galetta celestine occurrence Kingdon (Fitzroy, Galetta) mine Stanton lead...Angelstone quarry Tatlock Omega quarry Black Donald mine Renfrew area Jamieson Lime quarry Renprior mine...Jamieson molybdenite mine Easton Minerals quarry Two Island marble quarry Ruby mine McCoy mine v 41 42 44...marble quarry Renfrew–Madawaska area Renfrew County Road 4 (Bruce Avenue) roadcut Highway 60 quarry Jamieson
Book (volume)
Dahlonega Co. and Rabum Co., and  the McDuffie County Belt extending through portions of McDuffie, Warren...Sphalerite. BALDWIN COUNTY MILLEDGEVILLE, at state farmjasper. BANKS COUNTY COMMERCE, along Hwy. 59...along adjoining Co. linerock crystal. BARROW COUNTY WINDER, along rd. to Jefferson and 1½ mi. inside...Guide for Rock Hounds in the United States BARTOW COUNTY AREA, Saltpeter Cave, as floatjasper. CARTERSVILLE:...(banded, various colors), jasper. BIBB COUNTY MACON:  at Holton Quarry, 7½ mi. NWagate;  N of Calloway
Book (volume)
............................................v Mineral Locations by State Alabama ................................................................116 Delaware ........................................................................................343 Pennsylvania..........................................................477 Appendix F - Classification of Mineral Deposits ........................................year I vacation in the field, collecting gem and mineral samples somewhere in the United States or Canada
Book (volume)
............................................v Mineral Locations by State Alabama ................................................................116 Delaware ........................................................................................343 Pennsylvania..........................................................479 Appendix F - Classification of Mineral Deposits ........................................year I vacation in the field, collecting gem and mineral samples somewhere in the United States or Canada
 
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