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Topic: Bismuthinite


In the News (Wed 22 May 13)

  
  BISMUTHINITE (Bismuth Sulfide)
Bismuthinite is heavier than stibnite and on closer inspection of the crystals, there exists a noticeable difference with bismuthinite's having straighter, flatter faces.
In massive form the confusion is even more pronounced, but bismuthinite is not associated with the typical antimony or arsenic minerals to which stibnite is so commonly allied.
Associations of bismuthinite are varied, but combinations with the rare elemental mineral bismuth are particularly special.
mineral.galleries.com /minerals/sulfides/bismuthi/bismuthi.htm   (338 words)

  
  Princess Mine, Moina, Tasmania
This mine worked two well defined veins up to 200 mm wide, containing bismuthinite and wolframite in a quartz matrix, with topaz and fluorite, in pegamtites near the top of a biotite granite host (Reid, 1919).
Bismuthinite reportedly occurred in long bladed crystals and delicate acicular forms.
Bismuthinite - Occurs as bright silvery crystal aggregates to 4 cm long and as micro needles in small cavities in fluorite, also as inclusions within quartz or fluorite.
www.crocoite.com /locations/princessmoina.htm   (667 words)

  
 Geological Setting
The main component of the veins is quartz and sulphide minerals are concentrated as lumps among quartz crystals.
The ore minerals within the veins are cubanite, chalcopyrite, arsenopyrite, tetrahedrite-tennantite, bismuthinite, sphalerite and native Au.
High temperature ore minerals (cubanite, bismuthinite), wall rock alteration (secondary K-feldspar, pyrophylitic alteration), and spatial relations of veins with the pluton, all indicate a nearby source for the hydrothermal solutions which formed the quartz veins.
www.bestindia.com /jgsi/Sept3_p06.htm   (280 words)

  
 Chemistry : Periodic Table : bismuth : key information
It is not normally necessary to make bismuth in the laboratory as it is available commercially.
Bismuth is found in nature largely as bismite (Bi), bismuthinite (Bi), and bismutite [(BiO)
However it is generally made as a byproduct of copper, lead,tin, silver, gold, and zinc plants.
www.webelements.com /webelements/elements/text/Bi/key.html   (229 words)

  
 Mineralogical data on salzburgite and paarite, two new members of the bismuthinite—aikinite series
The associated minerals are: bismuthinite derivatives in the range bismuthinite—krupkaite, Ag-bearing lillianite, makovickyite, pavonite, cosalite, cannizzarite, tetradymite, native bismuth, chalcopyrite and pyrite.
Salzburgite and paarite are new superstructures of the bismuthinite—aikinite series with a periodicity of order equal to a four-fold, and five-fold multiple, respectively, of the bismuthinite substructure motif.
Leurs sont associés: dérivés de bismuthinite dans l’intervalle bismuthinite—krupkaïte, lillianite argentifère, makovickyite, pavonite, cosalite, cannizzarite, tétradymite, bismuth natif, chalcopyrite et pyrite.
pubs.nrc-cnrc.gc.ca /mineral/tcm-90943-3.html   (628 words)

  
 C&EN: IT'S ELEMENTAL: THE PERIODIC TABLE - Oxygen
Occurrence: Found in the ores bismite and bismuthinite.
It is mined as bismuth oxide (Bi, also known as bismite) or bismuth sulfide (Bi, bismuthinite), and the brittle, silvery elemental form is one of a few substances (water is another) for which the solid is less dense than the liquid.
Compounds of bismuth typically have low solubility in most solvents, so that definitive formula assignments are usually based on X-ray diffraction studies of crystalline samples that have been isolated in small or indefinite quantities.
pubs.acs.org /cen/80th/print/bismuthprint.html   (705 words)

  
 SME--VIRTUAL ATLAS OF OPAQUE AND ORE MINERALS
Uraninite, haematite, niccolite, rammelsbergite, safflorite, lollingite, skutterudite, maucherite, cobaltite, arsenopyrite, gersdorffite, glaucodot, native silver, native bismuth, bismuthinite, galena, sphalerite, pyrite, chalcopyrite, acanthite, stephanite, polybasite, matildite, tetrahedrite
Native bismuth replaces cobalt-iron arsenides and is associated with bismuthinite.
Silver sulphosalts form very fine intergrowths associated with bismuth and bismuthinite and they also replace cobalt-iron arsenides.
www.smenet.org /opaque-ore/ix_d36_1.htm   (119 words)

  
 Minerals; Rock and Mineral Specimens; Crystals; Mineral Dealer; Chinese Minerals; Rock Shops; Gems and Minerals; ...   (Site not responding. Last check: 2007-10-03)
Rich metallic acicular hair-like silver crystals of bismuthinite are thickly scattered about a crystallized quartz matrix measuring 5.5 x 4.9 x 4.7 cm in size overall.
A 7.2 x 4.9 x 4.8 cm crystallized quartz matrix is mostly matted by hair-like acicular metallic crystals of bismuthinite.
There are numerous bright brassy crystals of chalcopyrite to 1 cm in size (quite large for Yaogangxian) scattered about the bismuthinite.
www.danweinrich.com /newch-4.htm   (1202 words)

  
 Bismuthinite Gallery
An excellent Bismuthinite crystal with superb metallic lustre from a famous old and classic Australian locality.
Needles of bismuthinite to 2.5 mm in length
Sharp, pretty brilliant Bismuthinite single crystal just covered on its top and on its rear by a crust of botryoidal Marcasite.
www.mindat.org /gallery.php?min=686   (275 words)

  
 Composition ranges and exsolution pairs for the members of the bismuthinite-aikinite series from Felbertal, Austria
Three independent events of sulfosalt replacement were recognized at Felbertal, respectively yielding krupkaite, gladite and Cu-bearing bismuthinite as replacement products of the older bismuthinite–aikinite derivatives.
Exsolution in the bismuthinite–aikinite series proceeds at each stage toward a pair of phases that are compositionally closest to the parent phase, building up to three-stage exsolution-induced sequences not described before.
Trois événements indépendants de remplacement des sulfosels ont eu lieu à Felbertal, menant à la formation de krupkaïte, gladite et bismuthinite cuprifère, respectivement, comme produits de remplacement des dérivés de la série bismuthinite–aikinite antérieurs.
pubs.nrc-cnrc.gc.ca /mineral/tcm-84940-3.html   (414 words)

  
 Bismuth Minerals,Bismuthinite,Bismite,Bismuth Information,Bismuth Uses,Bismuth Suppliers
The name 'bismuth' might have been derived from New Latin 'bisemutum' or from German 'Wismuth,' which mean white metal, or meadow mines.
The most important ores of bismuth are bismuthinite and bismite.
The US produces bismuth as a by-product of copper, gold, silver, tin and especially lead ore processing.
www.mineralszone.com /minerals/bismuth.html   (389 words)

  
 Bismuthinite Mineral Data
Comments: Metallic, prismatic bismuthinite crystal topped with botryoidal marcasite.
Comments: Opaque white crystal tufts of cannonite on quartz crystals with dark, metallic bismuthinite.
Calculated Relative Intensity Colors of Bismuthinite in Air
webmineral.com /data/Bismuthinite.shtml   (273 words)

  
 Bismuth... and Bismuthinite   (Site not responding. Last check: 2007-10-03)
Here again is a mineral found in the hydrothermal veins in association with the likes of Nickel and Silver.
Bismuth then, is found in association with Bismuthinite....
It is a useful mineral for alloys of low melt points, as an antifriction agent, and other odds and ends of commercial use.
www.denelder.com /crystals/bismuth.html   (130 words)

  
 The Arkenstone: Fine Mineral Specimens   (Site not responding. Last check: 2007-10-03)
A very attractive combination piece with stannite crystals to 5 mm nestled in pockets of hairy bismuthinite crystals.
The bismuthinite also includes some of the quartz terminations.
The Chinese bouronites don't seem to twin as from other localities, and so this is a strange form.
www.irocks.com /china1.html   (299 words)

  
 Rimfire Minerals Corporation - Maps and Photos - Boundary Zone - Visible Gold and Bismuthinite - BND00-02 - Tue Sep 12, ...
Visible gold and bismuthinite in a quartz veinlet.
Sample is from 2000 diamond drill program at the Boundary Zone (California-Surf Properties).
You can return to the main Maps and Photos page, or press the Back button on your browser.
www.rimfire.bc.ca /s/GoodpasterMaps_Photos.asp?ReportID=64324&_Title=Boundary-Zone-Visible-Gold-and-Bismuthinite-BND00-02   (100 words)

  
 Jun-Young Sung   (Site not responding. Last check: 2007-10-03)
Geochemically important pathfinder elements are Bi, Cu, As, Sb and Sn in the Main area, Cu, As, Sb and Zn in the Northern Main area and Ag, Te and Zn in the McMahon Ridge area.
In the Main area, the most useful visual guide is the presence of bismuthinite.
Systematic differences in mineral compositions (e.g., goldfieldite, enargite) from Main to Northern Main to McMahon Ridge area suggest that these deposits are part of a large zoned hydrothermal system.
www.mines.utah.edu /~wmep/Petersenvit/students/Sung.html   (562 words)

  
 Bismuthinite: Bismuthinite mineral information and data.
Kupčik, V. and Veselá-Nováková, L. (1970) Zur Kristallstruktur des Bismuthinits, Bi2S3.
Petrícek, Vaclav and Emil Makovicky (2006), Interpretation of selected structures of the bismuthinite – aikinite series as commensurately modulated structures: Canadian Mineralogist: 44(1): 189-206.
Buy fine minerals and gemstones from Pala International
www.mindat.org /min-686.html   (472 words)

  
 Lehigh Black Mineral Page
CHN1010) FLUORITE, minor BISMUTHINITE, Yaogangxian Mine, Yizhang Co., Hunan Province, China 4.5 x 6 x 2 cm, This is an aesthetic specimen that stands on its own.
CHN1011) FLUORITE, QUARTZ included with minor BISMUTHINITE, Yaogangxian Mine, Yizhang Co., Hunan Province, China 4 x 2.5 x 2 cm, This is an aesthetic specimen with the tip of the larger Quartz included with small Bismuthinite hairs.
The Quartz has a small nick on the back of the tip and contact on the back.
www.lehighminerals.net /NewAdditions1002.htm   (1168 words)

  
 Rimfire Minerals Corporation - Maps and Photos - Boundary Zone - Visible Gold and Bismuthinite - BND00-04 - Tue Sep 12, ...
Rimfire Minerals Corporation - Maps and Photos - Boundary Zone - Visible Gold and Bismuthinite - BND00-04 - Tue Sep 12, 2006
Boundary Zone - Visible Gold and Bismuthinite - BND00-04
Quartz vein with bismuthinite and gold from BND00-04 at 147.1 metres depth - Boundary Zone, California-Surf Properties.
www.rimfire.bc.ca /s/GoodpasterMaps_Photos.asp?ReportID=64325&_Title=Boundary-Zone-Visible-Gold-and-Bismuthinite-BND00-04   (84 words)

  
 Bismuth High Purity manufacturers service industry companies distributors suppliers dealers buyers export import
A wide variety of manufacturers, distributors and service companies are featured in our extensive vertical directory to allow ease sourcing and research for Bismuth.
The most important ores are bismuthinite or bismuth glance and bismite.
Peru, Japan, Mexico, Bolivia, and Canada are major bismuth producers.
www.chemicalindustryinfo.com /browse-bismuth-299-1.html?PHPSESSID=7713...   (112 words)

  
 bismuth
A white crystalline, brittle metal with a pinkish tinge.
The most important ores are bismuthinite or bismuth glance (Bi S (sub 3)) and bismite (Bi Also obtained as a byproduct in refining lead, copper, tin, silver, and gold ores.
Forms low-melting alloys that are used in fire detection and extinguishing systems; used as a catalyst for making acrylic fibers and as a carrier for fuel in atomic reactors; extensively used in cosmetics and in medicine.
www.webref.org /geology/b/bismuth.htm   (182 words)

  
 Minerals. Type localities of Utah   (Site not responding. Last check: 2007-10-03)
Only a small amount of samples were collected and they were given to the Harvard Museum for preservation were they now remain.
Associated Minerals: Billingsleyite was found in a high-grade silver deposit associated with argentite, bismuthinite, galena, and pyrite, tennentite.
Description: Bixbyite is found as shiny fl cubic crystals.
www.rocks4u.com /utahminerals.htm   (8273 words)

  
 Mineralogy rock sample database — Metafro Infosys
Minerals: BISMUTHINITE BISMUTITE GOETHITE LIMONITE Year: 1958 Country: ZAIRE
Minerals: BISMUTHINITE BISMUTITE BISMUTH Year: 1958 Country: ZAIRE
EU: DRC must vote peacefully (News 24 South Africa)
www.metafro.be /mineralogy/result_mineral?mineral_id=18222   (78 words)

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