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The title
 
Howardevansite, NaCu (super 2+) Fe (super 3+) 2 (VO 4 ) (super 3-) 3 ,
This article has been cited by other articles: ... John M. Hughes, John W. Drexler, Charles F. Campana, and MaryAnn L. Malinconico ... This record provided courtesy of AGI/GeoRef.
53k - 8 sec @ 56k
ammin.geoscienceworld.org/cgi/content/abstract/73/1-2/1... ammin.geoscienceworld.org/cgi/content/abstract/73/1-2/181
PHASE FORMATION IN THE FeVO4–Co3V2O8 SYSTEM (PDF File)
It was found that the composition of the phase of the howardevansite type structure, formed in the ... and howardevansite type structure. From the data pre- ...
www.springerlink.com/index/X043RM4184273175.pdf
Subsolidus area of the system CdO – V O – Fe O (PDF File)
Both phases with the howardevansite type structure are products of a reaction between FeVO4 and ... howardevansite type structure is formed. An interesting ...
www.springerlink.com/index/Y41168855P184220.pdf
fumar
Hughes, Drexler, Campana, and Malinconico (1988) write that "Howardevansite, NaCuFe2(VO4)3, has been discovered in the summit crater fumaroles of Izalco volcano, El Salvador. The mineral, ... Howardevansite occurs as euhedral, black tabular crystals up to 80 microns in greatest dimension. The crystals are triclinic.
11k - 2 sec @ 56k
www.geo.mtu.edu/volcanoes/central_america/el_salvador/i... www.geo.mtu.edu/volcanoes/central_america/el_salvador/izalco/fumar.html
Synchrotron X-ray and TOF neutron powder diffraction study of a ...
Vanadium oxides with a general formula A3+1.5x2+M4−x3+(VO4)6 crystallize also in another structure type of howardevansite, NaCuFe2(VO4)3 [7], or Fe7(PO4)6 ...
linkinghub.elsevier.com/retrieve/pii/S1293255802012797
Synthesis and crystal structure of LiCuFe2(VO4)3 by rietveld ...
The compound is isotypic with mineral howardevansite, NaCuFe2(VO4)3, and crystallizes in a triclinic system (space group P Image (No. 2); a = 8.1484(5), ...
linkinghub.elsevier.com/retrieve/pii/S0025540899002160
Howardevansite - Wikipedia
La howardevansite è un minerale. Webmin Fosfati, arsenati e vanadati
it.wikipedia.org/wiki/Howardevansite
http://www.minsocam.org/ammin/AM73/AM73_181.pdf (PDF File)
HUGHES ET AL.: HOWARDEVANSITE 185 sin c tootl I I I I in Chains chains howardevansite. Fig.3. Na(l)O.andNa(2)O' infinitelyin the ... In reflectedlight in air, howardevansite is medium gray, with moderate anisotropy. Reflectivity values were measured in air on a polished surface of unknown orientation, using a SiC standard.
123k - 18 sec @ 56k
www.minsocam.org/ammin/AM73/AM73_181.pdf
The mixed-valence iron compound Na0.1Fe7(PO4)6: crystal structure ...
... Mixed valence compound, Howardevansite structure type ... β=108.35(1)°, γ=101.64(1)° at 270K and adopts the well-known howardevansite structure type. ...
50k - 7 sec @ 56k
adsabs.harvard.edu/abs/2004JSSCh.177.1607R
Howardevansite, NaCu2+Fe23+(VO4)33−, a new fumarolic sublimate ... [Translate this page]
Howardevansite, NaCu2+Fe23+(VO4)33−, a new fumarolic sublimate from Izalco volcano, El Salvador: descriptive mineralogy and crystal structure ...
26k - 4 sec @ 56k
cat.inist.fr/?aModele=afficheN&cpsidt=7025513
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