Hematite spherules in basaltic tephra altered under aqueous, acid-sulfate conditions on Mauna Kea volcano, Hawaii: possible clues for the occurrence of hematite-rich spherules in the Burns formation at Meridiani Planum, Mars

Author:

Morris, R.V., Ming, D.W., Graff, T.G., Arvidson, R.E., Bell, J.F. III, Squyres, S.W., Mertzman, S.A., Gruener, J.E., Golden, D.C., Le, L., Robinson, G.A.

Title:

Hematite spherules in basaltic tephra altered under aqueous, acid-sulfate conditions on Mauna Kea volcano, Hawaii: possible clues for the occurrence of hematite-rich spherules in the Burns formation at Meridiani Planum, Mars

Periodical:

Earth and Planetary Science Letters

Year:

2005

Volume:

240

Pages:

168-178

Subject:

Mars Meridiani Planum Mars Exploration Rover Hematite Concretions Sulfate

Summary:

As terrestrial spherules were formed in association with aqueous, acid-sulfate alteration of basaltic material on the Mauna Kea volcano on the island of Hawaii, a terrestrial mineralogical and morphological analogue for the Meridiani Hm- and fe-rich spherules are reported in this paper.

Label:

Geology

URL:

http://cletus.uhh.hawaii.edu:2074/10.1016/j.epsl.2005.09.044

Collection:

Periodicals