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Offretite from
Beech Creek Quarry, Mount Vernon, Grant County, Oregon, USA


Locality type:Quarry
Classification
Species:Offretite
Formula:KCaMg(Si13Al5)O36 · 15H2O
Comments:from a quarry north of Mount Vernon, just off the main highway at Beech Creek
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Lévyne-Ca16 photos of Offretite associated with Lévyne-Ca at this locality.
Cowlesite3 photos of Offretite associated with Cowlesite at this locality.
Lévyne3 photos of Offretite associated with Lévyne at this locality.
Thomsonite-Ca1 photo of Offretite associated with Thomsonite-Ca at this locality.
Chabazite1 photo of Offretite associated with Chabazite at this locality.
Analcime1 photo of Offretite associated with Analcime at this locality.
Smectite Group1 photo of Offretite associated with Smectite Group at this locality.
Phillipsite Subgroup1 photo of Offretite associated with Phillipsite Subgroup at this locality.
Data
Mineral Data:Click here to view Offretite data
Locality Data:Click here to view Beech Creek Quarry, Mount Vernon, Grant County, Oregon, USA
Photo GalleryView Gallery (4 photos)
Data Identifiers
Mindat Occurrence Record ID:46497
Long-form Identifier:1:3:46497:0
GUID (UUID V4):ce883a5e-2fb7-4cae-9fca-b39d71d9c816
Nearest other occurrences of Offretite
38.9km (24.2 miles) Roadside Quarry, Ritter, Grant County, Oregon, USA
39.0km (24.3 miles) Upper Ritter Quarry, Ritter, Grant County, Oregon, USA
41.0km (25.5 miles) Middle Fork Cliffs, Ritter, Grant County, Oregon, USA
52.5km (32.7 miles) Devils Backbone, North Fork John Day River, Grant County, Oregon, USA
68.5km (42.6 miles) Burnt Cabin Creek, Spray, Wheeler County, Oregon, USA
References
Reference Search (possible matching items)
Journal (article/letter/editorial)
837-542, Ig74 Levyne-Offretite Intergrowthsfrom Basalt near BeechGreek, Grant County,Oregon Rtcuenn A. SnBpplno...levyne and offretite occur in vesicles of the Picture Gorge Basalt near Beech creek, oregon. I-evyne occurs...crystals, and the offretite occurs as white, silky, fibrous layers on the levyne. The offretite fibers grew...and Car.roMgo.,z Nao*K,.Alo-mSitrnO*'nH,O for offretite. Hexagonal cell parameters for the levyne are...a-13.348(2)A, c - 7.59{2)4, v - 1,172(3) A3. offretite had previously been recognized only from the type
Journal (article/letter/editorial)
amygdulesin basaltsat Goble, BeechCreekand Spray,Oregon;near Superior,Arizona;Monte Lake, BritishColumbia;Capitol...934 2 331. The namehonorsMr. JohnCowlesof Rainier,Oregon. Introduction It is becoming a rarity for investigatorsto...at the well known zeolite locality near Goble, Oregon. After being unable to match the X-ray powder pattern...and the Beech Creek quarry, Grant County, Oregon, by Robert and Mary Hillsdon; at Spray, Oregon, by Russell...it is a new zeolite species. Occurrences Goble,Oregon Cowlesiteoccurs sparselyin small vugs in late Eocene
Journal (article/letter/editorial)
Crvstal chemistrv of the zeoliteserionite and offretite E. Plssac"ro,l a. ARTroLr,2'* ,lNn A. Guar.rrnnrr...known occurrencesof the zeolites erionite and offretite have been characterized by electron probe microanalysis...h other zeolites. INrnonucrroN Erionite and offretite are natural zeolites havine different topologies...1982), epitaxial overgrowth of both erionite and offretite on levyne (Shimazu and Mizota 1972; Passagliaet...and Modreski 1988), and epitaxial overgrowth of offretite on chabazite (Passaglia and Thgliavini 1994; Passagliaet
Book
mazzite, merlinoite, montesommaite, mordenite, offretite, paulingite, perlialite, thomsonite, tschernichite...LEVYNE EPISTILBITE FAUJASlTE POLLUClTE MORDENITE OFFRETITE GONNARDITE WELLSlTE* ERIONITE DACHIARDITE STELLERITE*...to Lower Miocene John Day Formation in central Oregon (Hay, 1963a), The ash was wind-lain and reworked...clay> phillipsite> chabazite or clay> levyne-offretite > mesolite-scolecite-thomsonite > chabazite or...Lower Miocene columnar basalt in the Narre Warren Quarry, near Melbourne, Australia. The minerals are believed
Book
mazzite, merlinoite, montesommaite, mordenite, offretite, paulingite, perlialite, thomsonite, tschernichite...LEVYNE EPISTILBITE FAUJASlTE POLLUClTE MORDENITE OFFRETITE GONNARDITE WELLSlTE* ERIONITE DACHIARDITE STELLERITE*...to Lower Miocene John Day Formation in central Oregon (Hay, 1963a), The ash was wind-lain and reworked...clay> phillipsite> chabazite or clay> levyne-offretite > mesolite-scolecite-thomsonite > chabazite or...Lower Miocene columnar basalt in the Narre Warren Quarry, near Melbourne, Australia. The minerals are believed
Journal (issue)
WASHINGTON May 3, 2008 9:00 am to 5:00 pm Clark County P. U. D. Building 1200 Fort Vancouver Way Vancouver...Ft. Vancouver Way Washington Interstate Bridge Oregon Columbia River 2 Barahonaite, a New Mineral...graduation, Paul went to work for the State of Oregon Bureau of Mining and Land Reclamation. In that...knowledgeable of the geology and mineral resources of Oregon. In that capacity, he worked another twenty plus...Howard, Editor 356 S. E. 44th Avenue Portland, Oregon 97215 e-mail: pogoette@hei.net DUES: $15 per year
Journal (issue)
VOLUME 40. No. 7 JULY 1978 STATE OF OREGON DEPARTMENT OF GEOlOGY AND MINEW INDUSTRIES The Ore Bin...Bin Published Monthly by STATE OF OREGON OEPARTMENT OF GEOLOGY ANO MINERAL INOUSTRIES Head Office : 1069...50 mailed Second class postage paid at Portland, Oregon GOVERNING 80ARO Leeanne Mac eo 11 • Robert W...State of Oregon Department of Geology and Mineral Industries will be appreciated. State of Oregon Department...Mineral Industries 1069 State Office Bldg. Portland, Oregon 97201 The ORE BIN Volume 40, No. 7 1978 July
Journal (article/letter/editorial)
532Auenue Snohomish,Washingt on 98920 Abstract Since offretite, erionite, and levyne have similar structural...intergrowth of all three zeolites from Milwaukie, Oregon; of offretite overgrowths on levyne from British Columbia... Arizona, as well as of offretite and erionite from new localities in Oregon and Arizona. Erionite has...ratios between3.6 and 3.0 with K * Na ) Ca * Mg; offretite has Si/Al ratios between2.8 and2.3 with Ca + Mg...relatively common occurrence of erionite, rather than offretite, as a diagenetic mineral in siliceous tuffs is
Journal (article/letter/editorial)
OFFRETITE By DONALD J . GOODELL R.D. 1, Box 36-M-22, Valatie, N. Y. 12184 OFFRETITE is a very rare zeolite...oc­ curring in cavities in rhyolite and tuff. Offretite is a member of the Chabazite group of zeolite...fi­ bers. for the rare Offretite. The quarry was lo­ cated on Swayze Creek, about one and one-half miles...1933 Offretite has been located near the Gold Hill mines, a few miles south of Durkee, Baker County, Oregon...past Offretite has also been opal. In 1959, Staples and Gard pub­ known as Erionite, but Offretite has
Journal (issue)
21113 feature articles Levyne - Offretite from Beech Creek, Oregon 171 by John S. White, Jr. Fluoborite...for the crystal specimen quality of the San Diego County materials - both old and new. As usual, the exhibits...both the county (pro­ vince) and its capital; there are thirty-one separate mines in the county. The mines...another new borate mineral at Borax Lake, Lake County, California, and in 1939 was co-author with W....England; Manganite, Germany; Chalcopyrite, French Creek, Penn.; Tourmaline, Elba, Italy. Descriptive price
Journal (issue)
WASHINGTON November 11, 2000 9:30 am to 6:30 pm Clark County P. U. D. Building 1200 Fort Vancouver \Vay Vancouver...Columbia River Oregon 2. DATOLITE FROM THE HALF ROUND ROADCUT, PE ELL, LEWIS COUNTY, WASHINGTON by...of Pe Ell, and northwest of Ryderwood, in Lewis County (N46° 24' 44.1" Wl23 1' 16' 45.4 or NE1/4NEI/4...3000 road. Continue along the 3000 road passing a quarry at 3.1 miles and reachin12: the datolite site 4...Rock blasted from the roadcut just south of the creek to cover the pipe and make a parking area across
Journal (issue)
Amrim in ort hern I reland and t he Beech Creek occurrence i n Oregon U .S.A. ( Sheppard et al.. 1 974)...levyne occurrences. including t hose of Beech Creek. Oregon( Sheppard el a l . . 1974): A ntrim in Non...basalts o f I ndia h a w , hown si milar levy ne-offretite intergrowths Several other lcvyne occurr�nccs...found at t his localitv with both the lcvvnc-offretite a nd chabazite i n direct association, and t he...hese conditions. the count rate for ,odium in offretite e.raduallv decreased \\ ilh time. while in t he
Report (issue)
(Thomsonite) Mazzite Merlionite Ferrierite [Nekoite] Offretite Stilbite Erionite [Eucryptite] Eudnophite (Analcime)...HESOLITE HORDENITE MOUNTAINITE NATROLITE OFFRETITE BENNETT AMD GROSE, 1978 SHEPPARD AND GUDE, 1969-A...of the OffretiteLevynite Intergrowth from Beech Creek, Oregon, by Adsorption and Electron Diffraction,...Analcite from pyroclastic to sedimentary rocks of mount Kubalach, Crimea: Doklady Akademii Nauk SSSR, vol...Chabazite from the Barstow Formation, San Bernardino County, Southern California: American Mineralogist, vol
Catalog/List
Old No. l Headfnme. Whi ■ key Hlll Mine, Tuohnne County, CaUfomla (r■-,u. .SV•t- tor cr11•t•J lJaed gold... Few of the minute crystals you see on mine or quarry dumps or even on cabinet specimens will be satisfactory...at the pristine source underground ar an fresh quarry faces and the like. Very aften though, such source...-'.olding the pedestal in bent-tip forceps, the mount is placed in final centered position in the box...held firmly to the crystal for 15 seconds. The mount is now ready to affix in the box as described for
Journal (article/letter/editorial)
ANALCIME AND THOMPSONITE IN HUMBOLDT COUNTY, NEVADA By ED L. SCHRADER, JR. and WILLIAM J . FURBISH Department...University Durham, North Carolina 27708 The Trout Creek Mountains, (some­ times locally divided into two...Peak-Trout Creek Mountains comprising the northern,) are located in north central Humboldt County, Nevada...Slumbering Hills. The location of the entire Trout Creek Range is shown on Figure 1. The entire range has...the Trout Creek Mountains in Nevada and locations of three mineralogic sites in the Trout Creek Range. (Modified
Journal (issue)
WASHINGTON May 3, 2014 9:00 am to 5:00 pm Clark County P. U. D. Building 1200 Fort Vancouver Way Vancouver...Bridge Columbia River County Buffet in Vancouver. Please join us if you can. Oregon 2 Hello from your...G. Howard, editor 356 SE 44th Avenue Portland, Oregon, 97215 e-mail: pogodh@hei.net DUES: $15 per year...“Kelly” Starnes 1276 SE Goodnight Avenue Corvallis, Oregon, 97333 e-mail: bikeklein@yahoo.com 3 Mineralogy...Rhombs of calcite on siderite Clackamas River, Oregon angle can be anything from 0o to 120o, excluding
Book
.. Erionite................................. Offretite. . . . . . . . . . . . . . . . . . . . . . . ...Faujasite: Damour (1842) Mordenite: How (1864) Offretite: Gonnard (1890) Gonnardite: Lacroix (1896) Wellsite:... Sequence AAB ... of parallel 6-rings P6m2 Offretite P6m2 FAU Double 6-rings are linked so as to...coordination has been found by Gard and Tait (1972) in offretite, where a K is in the centre of a cancrinite cage...Coffin Butte, Oregon (Staples 1946); in vesicular basalt of Eckman Creek quarry, Oregon (Groben 1970)
Journal (article/letter/editorial)
to rank the matches with a series of zeolites (offretite) having the same structural topology but different...pattern 1 is divided in half (as would occur in offretite), thereby causing the /-odd lines of erionite...X-ray diffraction powder patterns of erionite and offretite generated from pattern #1 to illustrate the influence...203 004 212 a (A) c (A) Erionite Pattern #2 Offretite Pattern #5 d(k) "'a d(k) ///„ d(k) I/Io...unit cell c parameter reduced by 2 to simulate offretite; relative intensities not altered 0.983 0.995
Journal (issue)
Kárnten, Oostenrijk ; op verschil lende plaatsen in County Antrim, Noord-Ierland ; Talisker, Isle of Skye...Golden, Jefferson County, Colorado ; Houghton County, Michigan ; Paterson, Passaic County en tal van andere...andere plaatsen in New Jersey ; Cowlitz County, Washington, U .S .A . . Mont St . Hilaire, Québec , en Bay...Bikita-pegmatiet, Rhodesië ; Foote mine, Kings Mountain, County, North Carolina, U .S .A . N afgeleid van de...Causeway, County Antrim, Noord Ierland ; St . Turpet, Zwarte Woud, West-Duitsland . Ash Creek, Mendocin
Journal (issue)
VANCOUVER, WASHINGTON 9:30 am to 6:30 pm Clark County P. U. D. Building 1200 }'ort Vancouver Way Vanc-ouver...Washmgton Interstate Bridge Columbm R!\'CT Oregon 2. PRESIDENTS COMMENTS by Rudy Tschernich After...informally by a pay-your-own dinner at the Old County Buffet by those who wish to attend. Any one wanting...Museum of Northwest Rocks and Minerals at Hillsboro. Oregon and in 2003 will take over from Sharleen Harvey...closures, entry. and permits to gain access to the Mount Saint Helens Tree Farm will be given. 2:00 pm I'ROGRAM
Journal (article/letter/editorial)
twins on [0001]. Intergrowth with erionite and offretite, two other ABC-6 family members, are common (Sheppard...Instrument X-ray tube Incident beam optic Sample mount Filament length (mm) Sample & receiving slit length...possibly indicating the occurrence of erionite/offretite lamellae and/or coating. The crystal analysed...finding of Passaglia et al. (1998) for erionite and offretite we tested the possible occurrence of a correlation... quantitatively similar to that observed for offretite. 7.17 0.692 0.870 Chemical formula calculated
Journal (article/letter/editorial)
exists with the unit cell and crystal structure of offretite (Gard and Tait, 1972). The aim of this work was...afore mentioned relationship between ]evyne and offretite. But although both frameworks are made up of the...from those given by Gard and Tait (1972) for offretite. The refinement was conducted as a combination...single ditrigonal rings in their framework, namely offretite and erionite. I n all these minerals singlering...AbCaBcA offretite erionite levyne I t appears from the stacking sequences that, in offretite, erionite
Journal (article/letter/editorial)
investigated in this study comes from Beech Creek, Grant County, Oregon. Electron microprobe analysis of a...for a Ca-levyne from the same locality (Beech Creek, Oregon); however, our sample shows slightly lower...financially supported by the Italian M.U.R.S.T grant to P.F. Zanazzi and by the Sofia Kovalevskaja Award...(1974) Levyne-offretite intergrowths from basalt near Beech Creek, Grant County, Oregon. American Mineralogist...Chemical compositions and origin of zeolites offretite, erionite, and levyne. American Mineralogist,
Journal (article/letter/editorial)
chemistryrelationships in the zeoliteserioniteand offretite A. Guar-rtERrrl G. Anrror,62,x E. Plsslcl-rlrl...and relationshipsin the zeolites erionite and offretite. The crystal structure analysesused Rietveld analysis...essentiallydisorderedon the tetrahedralframework sites in offretite. In both zeolites,the center of the cancrinite...close to the Ca2 site on the symmetry axis. In offretite, the Mg site is located on the trigonal axis of...major factor controlling whether erionite or offretite crystallizes, the Si-Al distribution in the framework
Book
Characterization of the Offretite- Levynite Intergrowth from Beech Creek, Oregon, by Adsorption and Electron...Narrows, Oregon. 10 F. A. MUMPTON Fig. 9. Zeolitic tuffs in a lacustrine sequence near Rome, Oregon. a...of the non-marine John Day Formation of central Oregon and a lower clinoptilolite facies to a significant...thick from an "open-system" deposit in the Fish Creek Mountains, Nevada. have formed by dissolution of...Waukegan, Illinois (Wilson, 1975), and Garabaldi, Oregon (Kapranos, 1976). The latter community overlooks
 
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