ライフサイエンスコーパス: pyroxene

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1 to crystalline silicates such as olivine and pyroxene.

2 presence of olivine, magnetite, and probably pyroxene.

3 m the partitioning of europium (Eu) in their pyroxenes.

4 have derived mineralogy (+/-5 to 10%) of 45% pyroxene (20% Ca-rich pyroxene and 25% pigeonite), 40% s

5 appear in ejecta and crater walls, and their pyroxene absorption strengths are correlated with materi

6 feature dominated by emission from amorphous pyroxene, amorphous olivine, and magnesium-rich crystall

7 y (+/-5 to 10%) of 45% pyroxene (20% Ca-rich pyroxene and 25% pigeonite), 40% sodic to intermediate p

8 nificant hydroxyl incorporated as defects in pyroxene and garnet develops a faulting instability asso

9 )O/(16)O and (17)O/(16)O measurements of the pyroxene and olivine intergrown with the metal that show

10 are consistent with mafic silicates such as pyroxene and olivine.

11 ayer (the magma ocean) contained olivine and pyroxene and were compositionally less evolved than the

12 ation to study the elasticity of olivine and pyroxenes and their high-pressure phases.

13 ferrous iron doublets (olivine and probably pyroxene) and a ferric iron doublet (tentatively associa

14 s; the Fe/Mg and Mn/Fe ratios in olivine and pyroxene; and the chemistry of Fe-, Ni-, P-, and S-beari

15 This implies that water was present in pyroxenes at depth but was largely lost as pyroxenes wer

16 housand in garnet and -0.980 per thousand in pyroxene) compared with their protoliths.

17 The very wide range of olivine and low-Ca pyroxene compositions in comet Wild 2 requires a wide ra

18 A new pyroxene compound, NaMnGe(2)O(6), has been synthesized a

19 ature distinguishes NaMnGe(2)O(6) from other pyroxene compounds without Jahn-Teller active cations an

20 bsorption bands characteristic of a range of pyroxenes, confirming a direct link to the basaltic howa

21 asaltic materials have more plagioclase than pyroxene, contain olivine, and are similar in inferred m

22 rystallize extensively in 2-10 minutes, with pyroxenes, Fe-oxides, and plagioclase.

23 he moraine and analyzed mineral separates of pyroxene for cosmogenic (3)He.

24 sion, monomineralic melts were injected into pyroxene fractures that were subsequently cooled and res

25 ate consisting of olivine (Fa4), low-calcium pyroxene (Fs6Wo1), chromium diopside (Fs3Wo47), plagiocl

26 Study of two adjacent pyroxene grains from the crushed zone of ALH84001 shows

27 low-calcium pyroxene (LCP), and high-calcium pyroxene (HCP) on the surface of Mars.

28 esponsible for the intense local crushing of pyroxene in the meteorite.

29 , rock-forming minerals olivine, low-calcium pyroxene (LCP), and high-calcium pyroxene (HCP) on the s

30 the Shergotty meteorite, the inner cores of pyroxene minerals (which formed at depth in the martian

31 teorite, composed of olivine and low-calcium pyroxene, occurs in the outer portions of two CAIs and i

32 t the distributions of trace elements within pyroxenes of the Shergotty meteorite--a basalt body ejec

33 with the presence of mafic silicates such as pyroxene or olivine.

34 ritic basalts, containing normative olivine, pyroxenes, plagioclase, and accessory FeTi oxides.

35 A quartz-pyroxene rock interpreted as a banded iron formation (BI

36 hich commonly form the banding in the quartz-pyroxene rock.

37 tion from Isua (IF-G, Greenland), and quartz-pyroxene rocks from Akilia and Innersuartuut (GR91-26 an

38 s with the intrinsic local distortion in the pyroxene structure.

39 rials suggests that a four to one mixture of pyroxene to plagioclase, together with about a 35 percen

40 Two grains are identified as pyroxene, two as olivine, one as a glass with embedded m

41 Fe(III) associated with phyllosilicates and pyroxene was reduced to Fe(II).

42 ometer-scale views of microbially controlled pyroxene weathering products.

43 n pyroxenes at depth but was largely lost as pyroxenes were carried to the surface during magma ascen

44 Like other alkali-metal pyroxenes with S > (1)/(2), NaMnGe(2)O(6) (S = 2) was fo

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