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M. D. Welch
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Journal Article

Barrydawsonite-(Y), Na 1.5 CaY 0.5 Si 3 O 9 H: a new pyroxenoid of the pectolite–serandite group

R. H. Mitchell, M. D. Welch, A. R. Kampf, A. K. Chakhmouradian, J. Spratt
Published: 01 June 2015
Mineralogical Magazine (2015) 79 (3): 671–686.
DOI: https://doi.org/10.1180/minmag.2015.079.3.12
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Crystal structure and topological affinities of magbasite, KBaFe 3+ Mg 7 Si 8 O 22 (OH) 2 F 6 : a trellis structure related to amphibole and carpholite

M. D. Welch, R. H. Mitchell, A. R. Kampf, A. R. Chakhmouradian, D. Smith, M. Carter
Published: 01 February 2014
Mineralogical Magazine (2014) 78 (1): 29–45.
DOI: https://doi.org/10.1180/minmag.2014.078.1.03
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Paratacamite-(Mg), Cu 3 (Mg,Cu)Cl 2 (OH) 6 ; a new substituted basic copper chloride mineral from Camerones, Chile

A. R. Kampf, M. J. Sciberras, P. Leverett, P. A. Williams, T. Malcherek, J. SchlÜter, M. D. Welch, M. Dini, A. A. Molina Donoso
Published: 01 December 2013
Mineralogical Magazine (2013) 77 (8): 3113–3124.
DOI: https://doi.org/10.1180/minmag.2013.077.8.06
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Diegogattaite, Na 2 CaCu 2 Si 8 O 20 ·H 2 O: a new nanoporous copper sheet silicate from Wessels Mine, Kalahari Manganese Fields, Republic of South Africa

M. S. Rumsey, M. D. Welch, A. R. Kampf, J. Spratt
Published: 01 December 2013
Mineralogical Magazine (2013) 77 (8): 3155–3162.
DOI: https://doi.org/10.1180/minmag.2013.077.8.09
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Phase transitions in hydroxide perovskites: a Raman spectroscopic study of stottite, FeGe(OH) 6 , to 21 GPa

A. K. Kleppe, M. D. Welch, W. A. Crichton, A. P. Jephcoat
Published: 01 August 2012
Mineralogical Magazine (2012) 76 (4): 949–962.
DOI: https://doi.org/10.1180/minmag.2012.076.4.11
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The effects of composition upon the high-pressure behaviour of amphiboles: compression of gedrite to 7 GPa and a comparison with anthophyllite and proto-amphibole

F. Nestola, D. Pasqual, M. D. Welch, R. Oberti
Published: 01 August 2012
Mineralogical Magazine (2012) 76 (4): 987–995.
DOI: https://doi.org/10.1180/minmag.2012.076.4.14
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Synthesis and structure of magnesium hydroxide fluoride, Mg(OH)F: a topological intermediate between brucite- and rutile-type structures

W. A. Crichton, J. B. Parise, H. Müller, J. Breger, W. G. Marshall, M. D. Welch
Published: 01 February 2012
Mineralogical Magazine (2012) 76 (1): 25–36.
DOI: https://doi.org/10.1180/minmag.2012.076.1.25
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The crystal structure of parkinsonite, nominally Pb 7 MoO 9 Cl 2 : a naturally occurring Aurivillius phase

G. O. Lepore, M. D. Welch
Published: 01 April 2010
Mineralogical Magazine (2010) 74 (2): 269–275.
DOI: https://doi.org/10.1180/minmag.2010.074.2.269
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Synthetic amphiboles and triple-chain silicates in the system Na 2 O-MgO-SiO 2 -H 2 O: phase characterization, compositional relations and excess H

W. V. Maresch, M. D. Welch, M. Gottschalk, W. Ruthmann, M. Czank, S. E. Ashbrook
Published: 01 December 2009
Mineralogical Magazine (2009) 73 (6): 957–996.
DOI: https://doi.org/10.1180/minmag.2009.073.6.957
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Frontiers in Quartz Research: Preface

A. Müller, M. D. Welch
Published: 01 August 2009
Mineralogical Magazine (2009) 73 (4): 517–518.
DOI: https://doi.org/10.1180/minmag.2009.073.4.517
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Mavlyanovite, Mn 5 Si 3 :a new mineral species from a lamproite diatreme, Chatkal Ridge, Uzbekistan

R. G. Yusupov, C. J. Stanley, M. D. Welch, J. Spratt, G. Cressey, M. S. Rumsey, R. Seltmann, E. Igamberdiev
Published: 01 February 2009
Mineralogical Magazine (2009) 73 (1): 43–50.
DOI: https://doi.org/10.1180/minmag.2009.073.1.43
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Crystal chemistry and location of hydrogen atoms in prehnite

T. A. Detrie, N.L. Ross, R.J. Angel, M. D. Welch
Published: 01 December 2008
Mineralogical Magazine (2008) 72 (6): 1163–1179.
DOI: https://doi.org/10.1180/minmag.2008.072.6.1163
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Rapid intracrystalline exchange of octahedrally-coordinated divalent cations in amphiboles: an in situ high-temperature neutron diffraction study of synthetic potassic richterite A K B (NaCa) C (Mg 2.5 Ni 2.5 )Si 8 O 22 (OH) 2

M. D. Welch, J. J. Reece, S. A. T. Redfern
Published: 01 August 2008
Mineralogical Magazine (2008) 72 (4): 877–886.
DOI: https://doi.org/10.1180/minmag.2008.072.4.877
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The crystal structure of seeligerite, Pb 3 IO 4 Cl 3 , a rare Pb-I-oxychloride from the San Rafael mine, Sierra Gorda, Chile

L. Bindi, M. D. Welch, P. Bonazzi, G. Pratesi, S. Menchetti
Published: 01 June 2008
Mineralogical Magazine (2008) 72 (3): 771–783.
DOI: https://doi.org/10.1180/minmag.2008.072.3.771
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Kingstonite, (Rh,Ir,Pt) 3 S 4 , a new mineral species from Yubdo, Ethiopia

C. J. Stanley, A. J. Criddle, J. Spratt, A. C. Roberts, J. T. Szymański, M. D. Welch
Published: 01 August 2005
Mineralogical Magazine (2005) 69 (4): 447–453.
DOI: https://doi.org/10.1180/0026461056940262
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Preface to the special issue: ‘Protons in Minerals’

A. K. Kleppe, M. D. Welch, K. Wright
Published: 01 June 2005
Mineralogical Magazine (2005) 69 (3): 227–228.
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Compression of the perovskite-related mineral bernalite Fe(OH) 3 to 9 GPa and a reappraisal of its structure

M. D. Welch, W. A. Crichton, N. L. Ross
Published: 01 June 2005
Mineralogical Magazine (2005) 69 (3): 309–315.
DOI: https://doi.org/10.1180/0026461056930252
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Computational investigation of Al/Si and Al/Mg ordering in aluminous tremolite amphiboles

E. J. Palin, M. T. Dove, M. D. Welch, S. A. T. Redfern
Published: 01 February 2005
Mineralogical Magazine (2005) 69 (1): 1–20.
DOI: https://doi.org/10.1180/0026461056910232
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Pb-Si ordering in sheet-oxychloride minerals: the super-structure of asisite, nominally Pb 7 SiO 8 Cl 2

M. D. Welch
Published: 01 April 2004
Mineralogical Magazine (2004) 68 (2): 247–254.
DOI: https://doi.org/10.1180/0026461046820185
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Compressibility to 7 GPa at 298 K of the protonated octahedral framework mineral burtite, CaSn(OH) 6

M. D. Welch, W. A. Crichton
Published: 01 June 2002
Mineralogical Magazine (2002) 66 (3): 431–440.
DOI: https://doi.org/10.1180/0026461026630039
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