pyrite - 4FeS 2(s) 4Fe 2+ + 4S 2 2-+ 4S 2 2-+ 14O 2 + 4H 2...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Sulfur cycle O 0 x 10 9 ol) SO 2 (60 x 10 mol) soils, mine drainages FeS 2 SO 4 2- oxidative weathering biotic, FOB (40 x 10 18 mol) sediments CH 2 O CO 2 abiotic, FOB CaSO 4 90 x 10 8 ol) HS - FeS 2 FeS, FeS 2 Fe 2+ SRB SO 4 2- (190 x 10 18 mol) (150 x 10 18 mol) sedimentary rock FeS 2 (see Holser et al. 1988)
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
FeS Fe + 4S Pyrite oxidation and acid-mine drainage
Background image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 4FeS 2(s) 4Fe 2+ + 4S 2 2-+ 4S 2 2-+ 14O 2 + 4H 2 O 8SO 4 2-+ 8H + + 4Fe 2+ + O 2 + 4H + 4Fe 3+ + 2H 2 O = 4FeS 2(s) + 15O 2 + 2H 2 O 4Fe 3+ + 8SO 4 2-+ 4H + plus: Fe 3+ + 3H 2 O > Fe(OH) 3(s) + 3H + "yellow boy"...
View Full Document

Page1 / 2

pyrite - 4FeS 2(s) 4Fe 2+ + 4S 2 2-+ 4S 2 2-+ 14O 2 + 4H 2...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online