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1

Effect of chemical affinity on feldspar hydrolysis rates in two natural weathering systems

Michael Anthony Velbel

Journal:

Chemical Geology

Year:

1989

Language:

english

File:

PDF, 783 KB

english, 1989

2

Chemical weathering indices applied to weathering profiles developed on heterogeneous felsic metamorphic parent rocks

Jason R Price, Michael A Velbel

Journal:

Chemical Geology

Year:

2003

Language:

english

File:

PDF, 313 KB

english, 2003

3

Surface clay formation during short-term warmer and wetter conditions on a largely cold ancient Mars

Bishop, Janice L., Fairén, Alberto G., Michalski, Joseph R., Gago-Duport, Luis, Baker, Leslie L., Velbel, Michael A., Gross, Christoph, Rampe, Elizabeth B.

Journal:

Nature Astronomy

Year:

2018

Language:

english

File:

PDF, 1.76 MB

english, 2018

4

Hornblende etching and quartz/feldspar ratios as weathering and soil development indicators in some Michigan soils

Leslie R. Mikesell, Randall J. Schaetzl, Michael A. Velbel

Journal:

Quaternary Research

Year:

2004

Language:

english

File:

PDF, 517 KB

english, 2004

5

Constancy of silicate-mineral weathering-rate ratios between natural and experimental weathering: implications for hydrologic control of differences in absolute rates

Michael Anthony Velbel

Journal:

Chemical Geology

Year:

1993

Language:

english

File:

PDF, 888 KB

english, 1993

6

Reactant-product textures, volume relations, and implications for major-element mobility during natural weathering of hornblende, Tallulah Falls Formation, Georgia Blue Ridge, U.S.A

Velbel, M. A., Donatelle, A. R., Formolo, M. J.

Journal:

American Journal of Science

Year:

2009

Language:

english

File:

PDF, 4.08 MB

english, 2009

7

Soil Solution Chemistry: Applications to Environmental Science and Agriculture . Jeff Wolt

Velbel, Michael A.

Journal:

The Journal of Geology

Year:

1997

Language:

english

File:

PDF, 293 KB

english, 1997

8

Chemical Equilibria and Kinetics in Soils . Garrison Sposito

Velbel, Michael A.

Journal:

The Journal of Geology

Year:

1997

Language:

english

File:

PDF, 194 KB

english, 1997

9

Soil: Morphology, Genesis, and Classification . Delvin S. Fanning , Mary C. B. Fanning

Velbel, Michael Anthony

Journal:

The Journal of Geology

Year:

1993

Language:

english

File:

PDF, 203 KB

english, 1993

10

Classroom Index-Card Simulations of Crystal Growth

Velbel, Michael Anthony

Journal:

Journal of Geoscience Education

Year:

2000

Language:

english

File:

PDF, 2.25 MB

english, 2000

11

Crystallography on Mars: Curiosity's Bragging right

Velbel, Michael A.

Journal:

American Mineralogist

Year:

2018

File:

PDF, 220 KB

2018

12

Tectonics of the Laptev Sea and Moma rift systems, northeastern USSR

Kazuya Fujita, F.William Cambray, Michael A Velbel

Journal:

Year:

1990

Language:

english

File:

PDF, 2.12 MB

english, 1990

13

Antarctic Dry Valleys and indigenous weathering in Mars meteorites: Implications for water and life on Mars

Susan J. Wentworth, Everett K. Gibson, Michael A. Velbel, David S. McKay

Journal:

Year:

2005

Language:

english

File:

PDF, 972 KB

english, 2005

14

Faceted garnets from sandstones of the Munising Formation (Cambrian), northern Michigan: petrographic evidence for their origin by intrastratal dissolution

JOHN F. SALVINO, MICHAEL ANTHONY VELBEL

Journal:

Sedimentology (Wiley)

Year:

1989

Language:

english

File:

PDF, 2.06 MB

english, 1989

15

Material fluxes on the surface of the earth: Board on Earth Sciences and Resources, Commission on Geosciences, Environment and Resources, National Research Council, 1994. National Academy of Sciences, National Academy Press, Washington, DC, 170 pp. Price: $48.00 (hardcover)

Journal:

Earth-Science Reviews

Year:

1996

Language:

english

File:

PDF, 227 KB

english, 1996

16

On defining limits to paleoecological interpretation in the fossil record

Danita Brandt Velbel

Journal:

Year:

1984

Language:

english

File:

PDF, 314 KB

english, 1984

17

The size distributions of nanoscale Fe-Ni-S droplets in Stardust melted grains from comet 81P/Wild 2

Nathan E. SANDERS, Michael A. VELBEL

Journal:

Meteoritics and Planetary Science

Year:

2012

Language:

english

File:

PDF, 876 KB

english, 2012

18

Mechanisms of saprolitization, isovolumetric weathering, and pseudomorphous replacement during rock weathering — A review

Journal:

Chemical Geology

Year:

1990

Language:

english

File:

PDF, 175 KB

english, 1990

19

Preface

Susan L. Brantley, Michael A. Velbel

Journal:

Chemical Geology

Year:

1993

Language:

english

File:

PDF, 253 KB

english, 1993

20

Weathering and pedogenesis at the watershed scale: Some recent lessons from studies of acid-deposition effects

Journal:

Chemical Geology

Year:

1993

Language:

english

File:

PDF, 220 KB

english, 1993

21

Geochemical mass balances and weathering rates in forested watersheds of the southern Blue Ridge II. Effects of botanical uptake terms

Allan B. Taylor, Michael Anthony Velbel

Journal:

Year:

1991

Language:

english

File:

PDF, 1.32 MB

english, 1991

22

Solute geochemical mass-balances and mineral weathering rates in small watersheds: Methodology, recent advances, and future directions

Michael A. Velbel, Jason R. Price

Journal:

Applied Geochemistry

Year:

2007

Language:

english

File:

PDF, 385 KB

english, 2007

23

Preliminary quantification of a shape model for etch-pits formed during natural weathering of olivine

M. Anna Nowicki, Michael A. Velbel

Journal:

Applied Geochemistry

Year:

2011

Language:

english

File:

PDF, 186 KB

english, 2011

24

Microdenticles on naturally weathered hornblende

Michael A. Velbel

Journal:

Applied Geochemistry

Year:

2011

Language:

english

File:

PDF, 403 KB

english, 2011

25

Trace element mobility during spheroidal weathering of basalts and andesites in Hawaii and Guatemala

Lina C Patino, Michael A Velbel, Jason R Price, Jennifer A Wade

Journal:

Chemical Geology

Year:

2003

Language:

english

File:

PDF, 2.01 MB

english, 2003

26

Dissolution of olivine during natural weathering

Michael A. Velbel

Journal:

Geochimica et Cosmochimica Acta

Year:

2009

Language:

english

File:

PDF, 651 KB

english, 2009

27

Replacement of olivine by serpentine in the carbonaceous chondrite Nogoya (CM2)

Michael A. Velbel, Eric K. Tonui, Michael E. Zolensky

Journal:

Geochimica et Cosmochimica Acta

Year:

2012

Language:

english

File:

PDF, 883 KB

english, 2012

28

Temporal variations in parameters reflecting terminal-electron-accepting processes in an aquifer contaminated with waste fuel and chlorinated solvents

Jennifer T McGuire, Erik W Smith, David T Long, David W Hyndman, Sheridan K Haack, Michael J Klug, Michael A Velbel

Journal:

Chemical Geology

Year:

2000

Language:

english

File:

PDF, 2.83 MB

english, 2000

29

Fall, recovery and description of the Coleman chondrite

WAYNE OSBORN, DAVID MATTY, MICHAEL VELBEL, PETER BROWN, JOHN WACKER

Journal:

Meteoritics and Planetary Science

Year:

1997

Language:

english

File:

PDF, 3.69 MB

english, 1997

30

The Worden meteorite: A new ordinary chondrite fall from Michigan, USA

Michael A. VELBEL, David J. MATTY, John F. WACKER, Matt P. LINKE

Journal:

Meteoritics and Planetary Science

Year:

2002

Language:

english

File:

PDF, 868 KB

english, 2002

31

Comparing Wild 2 particles to chondrites and IDPs

Michael Zolensky, Keiko Nakamura-Messenger, Frans Rietmeijer, Hugues Leroux, Takashi Mikouchi, Kazumasa Ohsumi, Steven Simon, Lawrence Grossman, Thomas Stephan, Michael Weisberg, Michael Velbel, Thoma

Journal:

Meteoritics and Planetary Science

Year:

2008

Language:

english

File:

PDF, 2.52 MB

english, 2008

32

A TEM study of thermally modified comet 81P/Wild 2 dust particles by interactions with the aerogel matrix during the Stardust capture process

Hugues Leroux, Frans J. M. Rietmeijer, Michael A. Velbel, Adrian J. Brearley, Damien Jacob, Falko Langenhorst, John C. Bridges, Thomas J. Zega, Rhonda M. Stroud, Patrick Cordier, Ralph P. Harvey, Mart

Journal:

Meteoritics and Planetary Science

Year:

2008

Language:

english

File:

PDF, 2.16 MB

english, 2008

33

Along-track compositional and textural variation in extensively melted grains returned from comet 81P/Wild 2 by the Stardust mission: Implications for capture-melting process

Michael A. Velbel, Ralph P. Harvey

Journal:

Meteoritics and Planetary Science

Year:

2009

Language:

english

File:

PDF, 4.41 MB

english, 2009

34

Evaporite formation during weathering of Antarctic meteorites––A weathering census analysis based on the ANSMET database

Anna LOSIAK, Michael A. VELBEL

Journal:

Meteoritics and Planetary Science

Year:

2011

Language:

english

File:

PDF, 1.31 MB

english, 2011

35

Search for ultraviolet luminescence of soil particles at the Phoenix landing site, Mars

W. Goetz, M.H. Hecht, S.F. Hviid, M.B. Madsen, W.T. Pike, U. Staufer, M.A. Velbel, N.H. Harrit, E. Zych, K.S. Edgett

Journal:

Planetary and Space Science

Year:

2012

Language:

english

File:

PDF, 3.22 MB

english, 2012

36

Terrestrial weathering of Antarctic stone meteorites: Formation of Mg-carbonates on ordinary chondrites

Michael A. Velbel, David T. Long, James L. Gooding

Journal:

Geochimica et Cosmochimica Acta

Year:

1991

Language:

english

File:

PDF, 2.48 MB

english, 1991

37

Influence of Temperature and Mineral Surface Characteristics on Feldspar Weathering Rates in Natural and Artificial Systems: A First Approximation

Velbel, Michael Anthony

Journal:

Water Resources Research

Year:

1990

Language:

english

File:

PDF, 579 KB

english, 1990

38

[Developments in Sedimentology] Heavy Minerals in Use Volume 58 || Chapter 4 Surface Textures and Dissolution Processes of Heavy Minerals in the Sedimentary Cycle: Examples from Pyroxenes and Amphiboles

Velbel, Michael Anthony

Year:

2007

Language:

english

File:

PDF, 1.06 MB

english, 2007

39

Terrestrial weathering of ordinary chondrites in nature and continuing during laboratory storage and processing: Review and implications for Hayabusa sample integrity

VELBEL, Michael A.

Journal:

Meteoritics and Planetary Science

Year:

2014

Language:

english

File:

PDF, 333 KB

english, 2014

40

Dissolution of Pyroxenes and Amphiboles During Weathering

BERNER, R. A., SJOBERG, E. L., VELBEL, M. A., KROM, M. D.

Journal:

Year:

1980

Language:

english

File:

PDF, 1.48 MB

english, 1980

41

Mineralogy and Petrology of Comet 81P/Wild 2 Nucleus Samples

Zolensky, M. E., Zega, T. J., Yano, H., Wirick, S., Westphal, A. J., Weisberg, M. K., Weber, I., Warren, J. L., Velbel, M. A., Tsuchiyama, A., Tsou, P., Toppani, A., Tomioka, N., Tomeoka, K., Teslich,

Journal:

Year:

2006

Language:

english

File:

PDF, 339 KB

english, 2006

42

Element abundances, patterns, and mobility in Nakhlite Miller Range 03346 and implications for aqueous alteration

Stopar, Julie D., Taylor, G. Jeffrey, Velbel, Michael A., Norman, Marc D., Vicenzi, Edward P., Hallis, Lydia J.

Journal:

Geochimica et Cosmochimica Acta

Year:

2013

Language:

english

File:

PDF, 6.49 MB

english, 2013

43

Differential Preservation of Brachiopod Valves: Taphonomic Bias in Platystrophia Ponderosa

Michael A. Velbel and Danita S. Brandt

Journal:

Year:

1989

Language:

english

File:

PDF, 457 KB

english, 1989

44

Rates of Biotite Weathering, and Clay Mineral Transformation and Neoformation, Determined from Watershed Geochemical Mass-Balance Methods for the Coweeta Hydrologic Laboratory, Southern Blue Ridge Mountains, North Carolina, USA

Price, Jason R., Velbel, Michael A.

Journal:

Aquatic Geochemistry

Year:

2014

Language:

english

File:

PDF, 729 KB

english, 2014

45

Etch-pit size, dissolution rate, and time in the experimental dissolution of olivine: Implications for estimating olivine lifetime at the surface of Mars

Journal:

American Mineralogist

Year:

2014

Language:

english

File:

PDF, 894 KB

english, 2014

46

Replacement of olivine by serpentine in the Queen Alexandra Range 93005 carbonaceous chondrite (CM2): Reactant–product compositional relations, and isovolumetric constraints on reaction stoichiometry and elemental mobility during aqueous alteration

Velbel, Michael A., Tonui, Eric K., Zolensky, Michael E.

Journal:

Geochimica et Cosmochimica Acta

Year:

2015

Language:

english

File:

PDF, 3.49 MB

english, 2015

47

Soil Characteristics Related to Weathering and Pedogenesis Across a Geomorphic Surface of Uniform Age in Michigan

Schaetzl, Randall, Mikesell, Leslie, Velbel, Michael

Journal:

Physical Geography

Year:

2006

Language:

english

File:

PDF, 987 KB

english, 2006

48

Palaeoweathering or diagenesis as the principal modifier of sandstone framework composition? A case study from some Triassic rift-valley redbeds of eastern North America

Velbel, M. A., Saad, M. K.

Journal:

Geological Society London Special Publications

Year:

1991

Language:

english

File:

PDF, 1.01 MB

english, 1991

49

Weathering of Almandine Garnet: Influence of Secondary Minerals on the Rate-Determining Step, and Implications For Regolith-Scale Al Mobilization

Price, Jason R., Bryan-ricketts, Debra S., Anderson, Diane, Velbel, Michael A.

Journal:

Clays and Clay Minerals

Year:

2013

Language:

english

File:

PDF, 1.12 MB

english, 2013

50

[Developments in Sedimentology] Heavy Minerals in Use Volume 58 || Chapter 15 Scanning Electron Microscopy of Garnet from Southern Michigan Soils: Etching Rates and Inheritance of Pre-Glacial and Pre-Pedogenic Grain-Surface Textures

Velbel, Michael A.

Year:

2007

Language:

english

File:

PDF, 471 KB

english, 2007

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