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• Geffroyite Image

  Silvery-gray grains of geffroyite to <0.5mm embedded in tan barite matrix. Moctezuma mine, Moctezuma, Sonora, Mexcio.

  webmineral.com/specimens/picshow.php?id=4075 - 11k - Similar pages

  http://webmineral.com/specimens/picshow.php?id=4075

• [PDF]NBW MINERAL NAMES*

  Geffroyite occurs in very fine-grained intergrowth (0.2-0.7 ... The names geffroyite and giraudite are for Jacques Geffroy, metallurgist at the Commissariat ...

  www.minsocam.org/ammin/AM67/AM67_1074.pdf - Similar pages

  http://www.minsocam.org/ammin/AM67/AM67_1074.pdf

• Geffroyite - Wikipedia

  Geffroyite. [[Immagine:|250px|]]. Classificazione Strunz, II/B.16-40 ... Estratto da "http://it.wikipedia.org/wiki/Geffroyite" ...

  it.wikipedia.org/wiki/Geffroyite - 25k - Similar pages

  http://it.wikipedia.org/wiki/Geffroyite

• Mineralization associated with scale and altered rock and pi...

  Energy dispersive spectrometric analyses (n=4 acanthite; n=3 geffroyite) indicate that the stoichiometry of acanthite is Ag1.8[S0.7Se0.3], ...

  linkinghub.elsevier.com/retrieve/pii/S0377027305000211 - Similar pages

  http://linkinghub.elsevier.com/retrieve/pii/S0377027305000211

• [PDF]Chaméanite (Cu, Fe)4As(Se, S)4

  minéralisation uranif`ere de Chaméane (Puy-de-Dôme) France: chaméanite, geffroyite et giraudite, trois séléniures nouveaux de Cu, Fe, Ag, and As. Tschermaks ...

  www.handbookofmineralogy.org/pdfs/chameanite.pdf - Similar pages

  http://www.handbookofmineralogy.org/pdfs/chameanite.pdf

• PENTLANDITE (Iron Nickel Sulfide)

  Argentopentlandite (Silver Iron Nickel Sulfide); Cobalt pentlandite (Cobalt Iron Nickel Sulfide); Geffroyite (Copper Iron Silver Lead Selenide Sulfide) ...

  www.galleries.com/MINERALS/sulfides/pentland/pen... - 20k - Similar pages

  http://www.galleries.com/MINERALS/sulfides/pentland/pentland.htm

• Database of Raman spectroscopy, X-ray diffraction and chemis...

  Geffroyite Genkinite Gerdtremmelite Germanocolusite Gillardite Gilmarite Giraudite Girdite Girvasite Gladite Glaukosphaerite Goldquarryite Gortdrumite ...

  rruff.info/about/minerals_needed.php - 31k - Similar pages

  http://rruff.info/about/minerals_needed.php

• Mineral names from A to Z - Mineral Collectors Page - Minera...

  ... Gatehouseite Gatelite-(Ce) Gatumbaite Gaudefroyite Gaultite Gaylussite Gearksutite Gebhardite Gedrite Geerite Geffroyite Gehlenite Geigerite Geikilithe ...

  www.minerant.org/ftp/minaz.txt - 53k - Similar pages

  http://www.minerant.org/ftp/minaz.txt

• [PDF]Chenguodaite (Ag9FeTe2S4): a new tellurosulfide ...

  compositions of geffroyite (Ag,Cu,Fe)9(Se,S)8, benleo-. Figure 3 The relationship between density and W/A among the minerals in Ag-Fe-Sn-Sb-Te-S system. ...

  www.springerlink.com/index/e11743005320324l.pdf - Similar pages

  http://www.springerlink.com/index/e11743005320324l.pdf

• Minerals Dictionary (Microsoft Word) (~44KB) - Geologynet .....

  ... garyansellite gasparite gaspeite gatehousite gatumbaite gaudefroyite gaylussite gearksutite gebhardite gedrite geerite geffroyite gehlenite geigerite ...

  www.geologynet.com/programs/minerals.dic - 44k - Similar pages

  http://www.geologynet.com/programs/minerals.dic