Factbites
 Where results make sense
About us   |   Why use us?   |   Reviews   |   PR   |   Contact us  

Topic: Petalite


Related Topics
HLR

In the News (Mon 21 Dec 09)

  
  Technical Program   (Site not responding. Last check: 2007-10-05)
The SPG is zoned, variably deformed, and the Marko's pegmatite is found in the Mn-rich, petalite zone of the Eastern pegmatite subgroup and is relatively undeformed.
Petalite replacement by spodumene-quartz intergrowths (squi) is minor and is associated with veinlets of late albite or lithian muscovite.
The wall zone is composed of beryl-muscovite-albite-quartz and is distinguished from the PCZ by the absence of petalite, and by the presence of a wide variety of oxide phases.
www.cim.org /MEETINGS/Abstract.cfm?PaperNum=1074&ShowID=33   (421 words)

  
 Pegmatites of the Bridger Moountains, Wyoming
Lithium minerals, including petalite, lepidolite and amblygonite, were deposited in zones at the centers of several dikes.
The lithium phase is generally a late hydrothermal stage, but in these dikes the petalite is completely replaced by cleavelandite, so the, lithium phase must be pre-albite in age.
The minerals, lepidolite, petalite and amblygonite were deposited in a few dikes at this time.
www.minsocam.org /msa/collectors_corner/arc/wybridgermts.htm   (7195 words)

  
 Thaigem.com | Info Center | Gemstone Discovery | Petalite
The name 'Petalite' is derived from the Greek 'Petalon' meaning 'Leaf' and 'Lithos' meaning 'Stone'; alluding to its leaf-like cleavage.
Petalite is most commonly found in cleavable masses without crystal form.
Petalite is a very unique mineral that offers some beautiful pastel colors.
www.thaigem.com /dis_petalite.asp   (290 words)

  
 He Hi She Lo - General Properties   (Site not responding. Last check: 2007-10-05)
Petalite is a calming and stress relieving stone.
Petalite is both a very spiritual and a very protective stone.
Petalite also combats negative energy in general and can be extremely useful in shielding us from the effects of spells made against us and from the effects of fl magic.
www.hehishelo.co.uk /stones/Petalite.htm   (179 words)

  
 [No title]
Petalite was named after the Greek word for "leaf" because its cleavage is perfect, like the veins and junctions in a leaf.
Petalite crystals are rare and occur mostly as coarse aggregates, but cat's eye petalite has been found.
Petalite ranks 6 to 6.5 on Mohs' hardness scale; therefore, the gem will work well in necklaces, but is too brittle to be used in rings.
www.jewelrytelevision.com /about_petalite   (164 words)

  
 Lithium
Although lithium occurs in some 145 minerals, only spodumene, lepidolite, petalite, amblygonite, and eucryptite have been commercial sources of lithium.
A rare petalite deposit discovered in 1996 north of Kenora, Separation Lake, Ontario, during a provincial government geological survey.
Petalite, 4.20%, Lithium dioxide big bags are sold at a price of (US) $180 - 270.
mmsd1.mms.nrcan.gc.ca /minerals/Min/lithium.htm   (559 words)

  
 Petalite - LoveToKnow 1911
PETALITE, a mineral species consisting of lithium aluminium silicate, LiAI(S1205)2.
The monoclinic crystals approach spodumene in form, which is also a lithium aluminium silicate with the formula LiA1(S103)2.
This page was last modified 02:51, 30 Aug 2006.
www.1911encyclopedia.org /Petalite   (150 words)

  
 Houston Lake Mining Inc. - Property Description [Pakeagama Lake]
The presence of a tantalum bearing aplite on the shore of Pakeagama Lake suggests that the Pakeagama Lake rare metal pegmatite and associated rare metals mineralizing system has a strike length of 560 metres and is still open in both directions along strike.
The Pakeagama Lake pegmatite is the second largest complex petalite subtype pegmatite found in Ontario.
The Tanco pegmatite is a well zoned, complex type petalite subtype pegmatite that measures 1440 m by 820 m by 100 m.
www.houstonlakemining.com /index.php?option=com_content&task=view&id=59&Itemid=62   (1113 words)

  
 Petalite   (Site not responding. Last check: 2007-10-05)
Petalite is a rare mineral, occurring crystallized and in cleavable masses, usually white, or nearly so, in color.
Stability relationships between petalite (LiA1Sib4sOb10s) and spodumene (LiA1Sib2sOb6s) (Report of investigations / United States Department of the Interior, Bureau of Mines)
The thermodynamic properties of petalite (Li2A12Si8020) (Report of investigations)
www.abacci.com /wikipedia/topic.aspx?cur_title=Petalite   (89 words)

  
 Cut Gemstones for Sale: Iolite, Moldavite, Obsidian, Opal, Peridot, Petalite, Green/Gold Quartz, Rose Quartz, Smokey ...
Iolite to Quartz (Smokey): Iolite, Moldavite, Obsidian, Opal (faceted), Peridot, Petalite, Green/Gold Quartz,Rose Quartz, Smokey Quartz
Petalite: A rare colorless to pink gem with a hardness of 6 to 6.5.
R-620-PETA: Petalite: This is a rare gem- not often encountered, and prized by collectors.
www.gemcutter.com /cut03.htm   (2018 words)

  
 Lithium Minerals,Lithium Carbonate,Natural Lithium,Lithium Information
Lithium was first discovered and defined by by J.A. Arfvedson in 1817 when he did an analysis of a mineral he had found.
This mineral, petalite (LiAl(Si was first found by Brazilian scientist José Bonifácio in 1800.
Petalite is also found in large quantities but its Li O percentage is similar to lepidolite.
www.mineralszone.com /minerals/lithium.html   (925 words)

  
 Petalite Page Quartz 'N' All - High Quality Crystals, Minerals and Fossils
For examples of petalite, that you can view and purchase safely on-line click here to navigate to our M-P page.
Petalite occurs typically in lithium bearing granite pegmatites (coarse grained acid igneous rocks), along with minerals such as spodumene, tourmaline, lepidolite and feldspars.
Petalite resembles cleavage masses of feldspar and is often distinguishable only by optical tests although it gives the red flame characteristic of lithium.
www.quartznall.co.uk /learnpetalite.htm   (173 words)

  
 Petalite Information Center - petalite jewelry
Petalite is a member of the feldspathoid group.
It occurs as colorless, grey, yellow, yellow grey, to white tabular crystals and columnar masses.
The name is derived petalite gems from Greek petalon petalite earrings for leaf.
www.scipeeps.com /Sci-Chemistry_Topics_P_-_Po/Petalite.html   (91 words)

  
 Thaigem.com | Info Center | A-Z Gemstones | From Gemology To Mythology Learn More About Petalite At Our A-Z Gemstones   (Site not responding. Last check: 2007-10-05)
The name “Petalite” is derived from the Greek words “Petalon” (meaning “Leaf”) and “Lithos” (meaning “Stone”) alluding to its leaf-like cleavage.
As it rarely occurs in large crystals, bright faceted gems with a vitreous luster seldom reach 3 Carats.
Petalite is found in Brazil, Australia, Sweden, Finland, U.S.A., Zimbabwe, Namibia and Italy.
www.thaigem.com /a-z_gemstones/dis_petalite.asp   (207 words)

  
 Astrology & Gemstones, Birthstones: Petalite Gemstone - Gems shop online
Petalite is composed of Lithium, Aluminium, Silicon, and Oxygen.
Petalite brings you peace and can also calm and evens out your aura.
Petalite was discovered on the Swedish Island of Ut Arfvedson, by Jos Bonifácio de Andrada e Silva, a Brazilian scientist at the end of the 18th century,
www.findyourfate.com /gemology/gemstones/Petalite.html   (136 words)

  
 Avalon Crystals-healing stones for the beginner.This is a great place to get started.
Petalite is also referred to as a "stone of angels" for it is used to help one connect with their angels and spirit guides.
Petalite is a very spiritual stone aiding meditation.
It is thought of as a sacred stone used quite often in shamanic ceremonies.
www.neatstuff.net /avalon/Getting-Started.html   (942 words)

  
 [No title]
Considering the amount of technology presently available, studio potters should be able to produce a ware sufficiently stable to be capable of standing up under severe conditions of direct-flame thermal shock.
My first experiments in flameware were involved with the use of petalite.
As soon as petalite became generally unavailable, I began work with a local mineral called spodumene.
www.studiopotter.org /articles/art0017.htm   (1319 words)

  
 clayart - thread 'petalite vs spodumene?'   (Site not responding. Last check: 2007-10-05)
Just compared Ausi Spod with Petalite and it is does not have as much Li2O.
I chose Petalite for the purpose I had in mind, adjustment of Coeff.
petalite or spodumene and maintain the some molecular analysis because
www.potters.org /subject69697.htm   (2580 words)

  
 petalite
Mente Superiore della petalite è strettamente collegata con l'energia della
Le sue proprietà calmanti possono essere attribuite al suo contenuto di litio.
La petalite assiste chi non vuole essere distratto da quel che gli accade
www.manipura.it /Chakra_8/petalitex.html   (149 words)

  
 ITP Winter Show 2006   (Site not responding. Last check: 2007-10-05)
The panel will be hung on the wall from an artificial frame resembling a window which will portray light changes resembling the ones that occur in a regular setting but faster so that the audience will have a quick look at how it will work without having to wait for a long period of time.
The intent of the PETALite project is to be witnessed by the passer-by.
The rotation of the panels will be slow and subtle, to communicate a feeling of calmness amongst the chaos in the show.
itp.nyu.edu /show/detail.php?project_id=1051   (240 words)

  
 Crystals   (Site not responding. Last check: 2007-10-05)
The energy of Petalite is calm and gentle and creates a clear spiritual dimension for meditation.
Includes one or more: Angelite, Petalite, Danburite, Celestite, Seraphinite, Hematite, Sugilite, Hiddenite, Selenite, Rhodizite and Labradorite in a chenille carrying case that’s lined with gossamer-like labeled pockets—one for each crystal.
Also included is a 43-page booklet that explains the virtues, associations and uses for each crystal, clearing and charging, programming, how to use crystals for meditation, personal development, spiritual development, angelic communication, angelic heart healing, crystal healing, life purpose work, astral travel and spiritual journeys (past life, etc).
www.shininglite.com /crystals.htm   (874 words)

  
 clayart - thread 'lithium glazes'   (Site not responding. Last check: 2007-10-05)
Petalite is a feldspathoid (as is nepheline) Feldspathoids are similar to
synthesized petalite (if its ever used) would be too pure like lithium carb.
and petalite has 8 moles of silica to one mole of flux.
www.potters.org /subject25388.htm   (2098 words)

  
 MetaphysicalRealm1 - CRYSTALS AND GEMSTONES - PETALITE
Petalite is one of the Angel Stones, and it is extremely rare.
These chunks of Clear Petalite Crystal #2 are a bit larger than the ones to the left measure from approximately 7/16" to 5/8".
This Clear/White Petalite Crystal measures approximately 7/8" to 9/16" x 1/2" and weighs 5.5 grams.
www.metaphysicalrealm1.com /petalite1.html   (1747 words)

  
 Granite Geochemistry
The second area is located much further north, beyond the town of Red Lake along the shores of Pakeagama Lake.
Here manganotantalite mineralization is most commonly encountered within a zoned petalite (now spodumene), beryl, fluorapatite-rich suite of pegmatites.
They are, however, economically important because petalite is an important feed-stock in the ceramics and glassware industry and because they host the world's major resources of tantalum and cesium.
www.open.ac.uk /earth-research/tindle/AGTWebPages/AGTChem.html   (696 words)

  
 Mineral Chemistry
They include the Big Whopper and Big Mack petalite pegmatite systems which potentially represent the world's second largest lithium deposit of this type.
The pegmatites occur in two distinct clusters adjacent to the Separation Rapids pluton which is thought to be the source of the rare-elements.
Both beryl and petalite pegmatites occur in each suite.
www.open.ac.uk /earth-research/tindle/AGTWebPages/AGTMins.html   (1419 words)

  
 Madpots: Pottery Forums, Gallery, and more for Ceramic Arts
must be fired to cone 11 to fully involve the petalite in fusion.
that there is a high failure rate of petalite bodies fired to cone10.
Petalite is a natural lithium feldspar and can be used for 30 - 50% of the clay
www.madpots.com /showthread.php?threadid=3134   (1830 words)

  
 Amazon.com: petalite   (Site not responding. Last check: 2007-10-05)
Stability relationships between petalite (LiA1Sib4sOb10s) and spodumene (LiA1Sib2sOb6s) (Report of investigations / United States Department of the Interior, Bureau of Mines) by K. O Bennington (Unknown Binding - 1982)
Lepidolite, spodumene, petalite, and amblygonite are the more...
lithium-based feldspars, like spodumene and petalite, are often found in the...
www.amazon.com /s?ie=UTF8&keywords=petalite&tag=lexico&index=blended&link_code=qs&page=1   (961 words)

  
 Mineral Information Institute - LITHIUM
The metal lithium is a silvery-white; petalite is found in the minerals spodumene, lepidolite mica, and amblygonite.
Lithium was first found in the mineral called petalite (LiAl(Si, lithium aluminum silicate).
These sources are less expensive to mine than from rock such as spodumene, petalite, and other lithium-bearing minerals.
www.mii.org /Minerals/photolith.html   (573 words)

  
 General composition for petalite
It is found in the minerals lepidolite, petalite and in various...
detected a new element, which he named lithium, in various mineralsnotably petalite.
They increase in petalite by up to two rayographs in just a few...
www.hlz-hamburg.de /generalcompositionforpetalite-3276   (251 words)

Try your search on: Qwika (all wikis)

Factbites
  About us   |   Why use us?   |   Reviews   |   Press   |   Contact us  
Copyright © 2005-2007 www.factbites.com Usage implies agreement with terms.