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Readily available acidity in schwertmannite
Conference presentation   Peer reviewed

Readily available acidity in schwertmannite

Chamindra Vithana, Leigh A Sullivan, Richard T Bush and Ed Burton
p.2095
Mineralogical Magazine
V. M. Goldschmidt Conference, 25th (Prague, Czech Republic, 14/08/2015 - 19/08/2015)
08/2015

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Abstract

Earth Sciences Geochemistry Physical and Chemical Conditions of Water
Schwertmannite and jarosite are considered as less soluble ironhydroxy sulfate minerals which are present in highly acidic environments (pH < 3). These minerals release acidity in the long run as they weather by hydrolysis [1]. However, 1M KCl extraction of soil samples (Clarence and Quartz) spiked with those two minerals showed that schwertmannite has some acidity that may be readily available.

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