Abstract: . . .  reflect a sequence of preaccretional thermal annealing at subsolidus temperatures (below the thermal stability limit of pyrrhotite) in the nebula. Conclusions: The mineralogical, chemical, . . .
. . .  strikingly different from primitive meteorites. Anhydrous IDPs have escaped significant parent body processing and thus directly reflect the nature of nebular materials in the outer solar system . . .
. . .  pyrrhotite) in the nebula. Conclusions: The mineralogical, chemical, and isotopic properties of most crystalline and amorphous silicate materials in anhydrous IDPs point to solar system origins. . . .
. . .  (2003) Science, 300, 105-108. [4] Messenger et al. (2005) Science, 300, 105-108. [5] Protostars and Planets V 2005 8570.pdf Brownlee, D. E. et al. (2005) LPS XXXVI, #2391. [6] Bouwman, J. . . .
. . .  Conclusions: The mineralogical, chemical, and isotopic properties of most crystalline and amorphous silicate materials in anhydrous IDPs point to solar system origins. The relatively . . .
. . .  pers comm.]. Amorphous Silicates: Bradley [7] proposed that GEMS are preserved interstellar silicates based on the observation of preaccretional irradiation effects in individual GEMS . . .
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