ライフサイエンスコーパス: jarosite

1 etic behavior for the AV(3)(OH)(6)(SO(4))(2) jarosites.

2 rts per trillion to 100 parts per billion in jarosite, a sulfate-rich mineral associated with liquid

3 The presences of jarosite-alunite group minerals were found in the lower

4 y diffraction, for verifying the presence of jarosite-alunite group minerals.

5 3(OH)6(SO4)2, along with the selenate-capped jarosite analogues of potassium, KFe3(OH)6(SeO4)2, and r

6 at the Tl L3-edge, partly Tl(I)-substituted jarosite and avicennite (Tl2O3) were identified as Tl-be

7 h secondary Mn (birnessite) and Fe minerals (jarosite and goethite), which together accounted for nea

8 Cu, and Zn are associated with metal-bearing jarosite and other minerals (e.g., clays, Fe-(oxy)hydrox

9 unity identified the ferric sulphate mineral jarosite and possible relicts of gypsum at the Meridiani

10 A four-step extraction procedure to quantify jarosite and schwertmannite separately with various solu

11 ification of the fractions of Tl(III), Tl(I)-jarosite and Tl(I)-illite in bulk samples based on XAS i

12 Jarosites and schwertmannite can be formed in the unsatu

13 Jarosites are produced during metallurgical processing,

14 The solubility of jarosite at near-neutral pH and biogeochemical processes

15 loped for the preparation of a new series of jarosites, AV(3)(OH)(6)(SO(4))(2) (A = Na(+), K(+), Rb(+

16 Jarosite can be an important scavenger for arsenic (As)

17 that Fe(2+)-induced transformation of As/Sb-jarosite can increase Sb mobility and exert major influe

18 nt a new approach for the preparation of the jarosite class of compounds, which for the past several

19 We conclude that the presence of jarosite combined with residual basalt at Meridiani Plan

20 hetic methods to future magnetism studies of jarosite compounds.

21 Well-developed pseudocubic jarosite crystals formed surface coatings, and in some i

22 Measurements on a diamagnetic host jarosite doped with magnetically dilute spin carriers, K

23 vironment and Tl is readily released from Tl-jarosite during both abiotic and biotic dissolution.

24 Despite the environmental relevance of jarosites, few studies have examined their biogeochemica

25 Jarosite formation is thus thought to require a wet, oxi

26 ot proceed to completion, and that following jarosite formation, arid conditions must have prevailed.

27 examined the dissolution of synthetic Tl(I)-jarosite, (H(3)O)(0.29)Tl(0.71)Fe(2.74)(SO(4))(2)(OH)(5.

28 On Earth, jarosite has been found to form in acid mine drainage en

29 ter in hydrated minerals, such as gypsum and jarosite, has numerous applications in studies of recent

30 The V(3+) jarosites have been characterized by single-crystal X-ra

31 is needed to verify that schwertmannite and jarosite in the pit sediment do not convert to goethite,

32 We show that all magnetic properties of jarosites, including LRO, find their origin in the basic

33 mately 20 to 30%)], and hematite; only minor jarosite is identified in Mini-TES spectra.

34 When subjected to reducing conditions, jarosite may undergo reductive dissolution, thereby rele

35 n of a new series of stoichiometrically pure jarosites of the formula, AV(3)(OH)(6)(SO(4))(2) with A

36 But jarosite on Earth only persists over geologically releva

37 of abiotic Fe(2+)-induced transformation of jarosite on the mobility, speciation, and partitioning o

38 Cu, with minor amounts of Cu associated with jarosite or goethite.

39 V) during the dissolution of synthetic Pb-As jarosite (PbFe(3)(SO(4),AsO(4))(2)(OH)(6)) by Shewanella

40 The iron jarosites, plumbojarosite, Pb0.5Fe3(OH)6(SO4)2, argentoj

41 ining magnetostructural correlations for the jarosites possessing various interlayer cation and cappi

42 These jarosites represent the first instance of strong ferroma

43 All iron jarosites show long-range order (LRO), signified by a sh

44 te minerals (including magnesium sulfate and jarosite) that constitute several tens of percent of the

45 tic techniques on the magnetic properties of jarosites, the V(3+) jarosites were also prepared accord

46 AFe3(OH)6(SO4)2 (A = Na+, K+, Rb+ and NH4+) jarosites, these compounds provide a framework for probi

47 entojarosite, AgFe3(OH)6(SO4)2, and thallium jarosite, TlFe3(OH)6(SO4)2, along with the selenate-capp

48 (10 and 20 mM) rapidly (<10 min) transformed jarosite to a green rust intermediary, prior to the subs

49 trigger the Fe(2+)-induced transformation of jarosite to more stable Fe(III) minerals, such as goethi

50 magnetic properties of jarosites, the V(3+) jarosites were also prepared according to the nonredox t

51 ferric compounds, mainly schwertmannite and jarosite, which settled to the bottom of the lake.