Mineralogical Magazine, 2004, V 68, N 2, April.

Alan J. Criddle DSC 1944-2002 - Memorial Notice 
C. J. Stanley; D. J. Vaughan 
223 

Petewilliamsite, (Ni,Co)30(As2O7)15, a new mineral
from Johanngeorgenstadt, Saxony, Germany: 
description and crystal structure 
A. C. Roberts; P. C. Burns; R. A. Gault; 
A. J. Criddle; M. N. Feinglos 
231 

Aurivilliusite, Hg2+Hg1+OI, a new mineral species
from the Clear Creek claim, San Benito County,
California, USA 
A. C. Roberts; J. A. R. Stirling; A. J. Criddle; 
G. E. Dunning; J. Spratt 
241 

Pb-Si ordering in sheet-oxychloride minerals: the 
super-structure of asisite, nominally Pb7SiO8Cl2 
M. D. Welch
247 

Refractory gold ores in Archaean greenstones, 
Western Australia: mineralogy, gold paragenesis, 
metallurgical characterization and classification 
J. P. Vaughan; A. Kyin 
255 

Micron- to nano-scale intergrowths among members
of the cuprobismutite series and padraite: HRTEM
and microanalytical evidence 
C. L. Ciobanu; A. Pring; N. J. Cook 
279 

Bismuth tellurides and sulphosalts from the Larga
hydrothermal system, Metaliferi Mts, Romania:
Paragenesis and genetic significance  
N. J. Cook; C. L. Ciobanu 
301

Multispectral imaging of ore minerals in
optical microscopy  
E. Pirard 
323

Stabilization of trivalent Mn in natural tetragonal
hydrogarnets on the join 'hydrogrossular' - 
henritermierite, Ca3Mn3+2[SiO4]2[H4O4]  
U. Halenius 
335 

Acid leaching and dissolution of major sulphide
ore minerals: processes and galvanic effects
in complex systems  
P. K. Abraitis; R. A. D. Pattrick; G. H. Kelsall; 
D. J. Vaughan 
343

Origin of placer laurite from Borneo: Se and As contents,
and S isotopic compositions  
K. H. Hattori; L. J. Cabri; B. Johanson; M. L. Zientek 
353

'Irite' (Hermann, 1836/1841) from the Urals 
J. Jedwab
369 

Platinum-group element mineralization in an As-rich
magmatic sulphide system, Talnotry, 
southwest Scotland  
M. R. Power; D. Pirrie; J. Jedwab; C. J. Stanley 
395

Hatten S. Yoder, Jr (1921-2003) 
413 
    
Book Reviews 
415