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Walfordite

A valid IMA mineral species
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(Fe3+,Te6+)Te4+3O8
Colour:
Orange
Lustre:
Adamantine
Specific Gravity:
5.84 (Calculated)
Crystal System:
Isometric
Name:
Named by Malcolm E. Back, Joel D. Grice, Robert A. Gault, A. J. Criddle, and Joseph A. Mandarino in 1999 in honor of Phillip Walford [b. 1945], of Toronto, Ontario, Canada, Vice-President and Chief Geologist of LAC Minerals, Ltd., at the time that mining company held the mining rights to the discovery locality. He collected the first specimens. Phillip C. Walford was the President and Chief Executive Officer of Marathon Gold from December 2009 to August 2019. From March 2005 to November 2010 Mr. Walford served as the President and Chief Executive Officer of Marathon PGM Corporation. Mr. Walford was also a founder of Marathon PGM Corporation and served as a director from October 2003 to November 2006 and from May 2007 to November 2010. Mr. Walford has held senior management positions at Pamour Porcupine Mines Ltd., LacMinerals Ltd. Geomaque Explorations Ltd., and Hudson Bay Exploration and Development and has extensive international experience in gold and base metal deposits.
Type Locality:
This page provides mineralogical data about Walfordite.


Unique Identifiers
IMA Formula:
(Fe3+,Te6+,Ti4+,Mg)Te4+3O8
First published:
1999

Classification of Walfordite

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
J : Arsenites, antimonites, bismuthites, sulfites, selenites, tellurites; iodates
K : Tellurites without additional anions, without H2O

Mineral SymbolsJolyon RalphUnited Kingdom

Physical Properties of Walfordite
Transparency:
Opaque
Colour:
Orange
Streak:
Orange-yellow
Tenacity:
Brittle
Cleavage:
None Observed
Parting:
None observed
Density:
5.84 g/cm3 (Calculated)

Optical Data of Walfordite

Crystallography of Walfordite
Place of Conservation of Type Material:
Royal Ontario Museum, Toronto, Canada, M47817, M47818.
Associated Minerals at Type Locality:

Synonyms of Walfordite

Other Language Names for Walfordite

Common AssociatesTric.1 :P14.JK.05WinstanleyiteTiTe4+3O8Iso.m3(2/m3) :Ia34.JK.10ZincospiroffiteZn2Te4+3O8Mon. 2/m :B2/b4.JK.10SpiroffiteMn2+2Te4+3O8Mon. 2/m :B2/b4.JK.15BalyakiniteCu(TeO3)Orth.mmm(2/m2/m2/m)4.JK.20RajiteCu(Te4+2O5)Mon. 2/m :P21/b4.JK.25CarlfriesiteCaTe4+2Te6+O8Mon. 2/m :B2/b4.JK.30ChenzhangruiteMnFe2+Te4+4O10Tet. 4/mmm(4/m2/m2/m) :P42/nbc4.JK.30StankeithiteMn2+Mn2+Te4+4O10Tet. 4 :P424.JK.30Denningite(Mn2+,Ca,Zn)Te4+2O5Tet. 4/mmm(4/m2/m2/m) :P42/nbc4.JK.35ChekhovichiteBi2Te4+4O11Mon. 2/m4.JK.40SmirniteBi2Te4+O5Orth.mm24.JK.45Choloalite(Cu,Sb)3(Pb,Ca)3(TeO3)6ClIso. 432 :P41324.JK.50FairbankitePb2+12(Te4+O3)11(SO4)Tric. 1 :P14.JK.55PlumbotelluritePb(TeO3)Mon. 2/m :B2/b4.JK.60Magnolite[Hg2]2+[Te4+O3]Orth.mm24.JK.65MoctezumitePb(UO2)(TeO3)2Mon. 2/m :P21/b4.JK.70Schmitterite(UO2)(TeO3)Orth.mmm(2/m2/m2/m)4.JK.75Cliffordite(UO2)Te4+3O7Iso.m3(2/m3) :Pa3

Fluorescence of Walfordite

Other Information
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  • References for WalforditeWendy pit (TL)Back et al. (1999)
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