Major Research Interest

Crystal structure analysis by X-ray powder diffraction

Crystal structure model assembly program is developing, which design starting models of Rietveld refinement, using chemical formulae, number of formulae per unit cell, space group symmetry, cell parameters and X-ray diffraction data.

Miura, H.(2003)
CellCalc:Unit Cell Parameter Calculation Program on Windows Computer
Journal of Crystallographic Society of Japan,Vol.45,145-147.(in Japanese)

Miura, H.(2002)
Structure Model-Assembly Program from X-ray Powder Diffraction Data Using Monte Carlo Method
Jornal of Crystallographic Society of Japan,Vol.44,392-395.(in Japanese)

Miura, H. and Kikuchi, T.(1999)
Crystal Structure Model-Assembly Program Using the Monte Carlo and the R-factor Method
Journal of Chemical Software,5,163-172

Miura,H., Hamada,Y., Suzuki, T., Akaogi, M.,Miyajima,N, and Fujino, K.(2000)
Crystal structure of CaMg₂Al₆O₁₂, a new Al-rich high pressure form
American Mineralogist, 85,1799-1803.

Miura, H.(1997)
A Crystal Structure Model Assembly Program using a Packing Analysis Method
Journal of the Ceramic Society of Japan,Int. Edition, 105,584-5589.




Crystal Structure Analysis of Manganese Oxide Minerals


Miura H.(1986)
The crystal structure of hollandite. Min.Jour.,13,119-129.

Kudo H.,Miura H. and Hariya Yu(1990)
Tetragonal-monoclinic transformation of cryptomelane at high temperature,Min. J.,15,50-63.

Miura H.,Kudou H.,Choi J.H. and Hariya Yu(1990)
The crystal structure of ramsdellite from Pirika mine.
Journal of the Faculty of Science Hokkaido University. Ser.IV,Vol.22,No.4,611-617.

Miura H.(1991)
Study of the structure model of todorokite.
Journal of the Faculty of Science Hokkaido Univ. Ser.IV, Vol.23,41-51.




Precipitation process of manganese minerals from hot-spring water


Mita,N. and Miura, H.(2003)
The evidence of microbial activity in the formation of manganese wads at the Asahidake hot spring, Hokkaido, Japan.
Resource Geology,53,233-238.

Banerjee, R. and Miura, H. (2001)
Distribution pattern and morphochemical relationships of manganese nodules from the Central Indian Basin.
Geo-Marine Letters 21, 34-41.

Banerjee,R. and Miura,H.(1998)
Mineral chemistry, bulk composition and source of the ferromanganese nodule nucleus from the Central Indian Ocean Basin.
Geo-Marine Letters.Vol.18, 66-69.

Miura H. and Hariya Yu(1997)
The recent manganese deposit in Hokkaido,Japan.
Nicholson,K.,Hein,J.R.,Buhn,B. & Dasgupta,S.(eds),
Manganese Mineralization:Geochemistry and Mineralogy of Terrestrial and Marine Deposits, Geological Society Special Publication No.119, pp.281-299.



Discriptive Mineralogy


New Mineral Mikasaite


Miura H., Niida K. and Hirama T.(1994)
Mikasaite, a new ferric sulfate mineral from Mikasa city, Hokkaido, Japan.
Mineralogical Magazine.58,649-653.



New Mineral Noelbensonite

Kawachi,Y., Coombs,D.S. and Miura H.(1996)
Noelbensonite, a new BaMn silicate of the lawsonite structure type, from Woods mine, New South Wales, Australia.
Mineralogical Magazine,60,369-374.

Background is CaMg₂Al₆O₁₂ Structure solved by SMAP