FC6,0,10,0,0 |
No good track image is available. This track was in a small irregular fragment found the inside the Stardust SRC. The track was compressed along its long dimension. It was difficult to image but the
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Processing |
FC6,0,10,0,0 |
Sample type: microtomed slices embedded in acrylic
Analysis method: TEM
State of sample: variable surface carbon contamination from electron beam, possible damage to internal crystalline structures
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Analysis |
FC6,0,10,0,0 |
main composition: chondritic, one TP is an FE sulfide
Another TP is a large forsterite grain
melted aerogel + metal beads
-- Brownlee
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Analysis |
FC6,0,10,0,0 |
Chip 6 was found on the surface of the canister upon opening, and has not been tied to a specific cometary cell.
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Processing |
FC6,0,10,0,0 |
Feature 10 was a small track embedded by Brownlee in acrylic and microtomed.
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Processing |
FC6,0,10,0,0 |
Chip 6 was found on the surface of the canister upon opening, and has not been tied to a specific cometary cell.
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Processing |
FC6,0,10,0,0 |
Feature 10 was a small track embedded by Brownlee in acrylic and microtomed.
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Processing |
FC6,0,10,0,0 |
Mineralogy and apparent grain sizes
Terminal particle:
Two sulfide “terminal particles” on parallel tracks
Pyrrhotite (Ni free) ~ 3 um, in contact with FeZn sulfide
Other large track fragments:
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Analysis |
FC6,0,10,0,0 |
Chip 6 was found on the surface of the canister upon opening, and has not been tied to a specific cometary cell.
|
Processing |
FC6,0,10,0,0 |
Feature 10 was a small track embedded by Brownlee in acrylic and microtomed.
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Processing |
FC6,0,10,0,0 |
TEM, Comp: olivine. Mineral comp: olivine = Fo98Fa2. Isotopes: d17O = 10; d18O = -9. Identified as "Arinna" . Messenger 2008
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Analysis |
FC6,0,10,0,0 |
TEM, Minerology: Augite. Mineral composition: pyroxene = En94.7Fs5.3. Joswiak 2008.
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Analysis |
FC6,0,10,1,0 |
Bradley [TEM]: 1) Olivine and pyroxene intergrown. Striations in the enstatite crystal
are consistent with stacking disorder and unit cell intergrowth of monoclinic
clinoenstatite and ortorombic ortoe
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Analysis |
FC6,0,10,1,0 |
Joswiak (TEM): Has EDX mineral analyses but most of these require verification:
Olivine (Fo99-63), Fe-Ni metal, OPX, Pyrrhotite, Spinel, Al-silicic glass, Ni-Rh metal,
SiO2 glass, Fe-Ni-Cu sulphide, P
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Analysis |
FC6,0,10,1,0 |
Mikouchi (FEGSEM): He found both silica-rich amorphous phases and possible Mgrich
silicates in these grains. EDS spectra of Mg-rich silicates usually show high
concentration of Si. As is the same case
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Analysis |
FC6,0,10,0,23 |
TEM, Minerology: olivine and pyroxene with silicate glass, Mg-rich chromite, Fe-sulfide, and possible Mg,Fe-carbonate (breunerite). Mikouchi, 2007
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Analysis |
FC6,0,10,0,42 |
TEM, Minerology: several particles; mostly silicate glass with Fe-sulfide and Fe-metal (possible GEMS); some particles contain olivine, low-Ca orthopyroxene, diopside, Mg,Al,Cr-rich spinel, and pyrrho
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Analysis |
FC6,0,10,0,49 |
Little material present
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Inventory |
FC6,0,10,0,84 |
TEM, Comp: olivine. Mineral comp: olivine = Fo98Fa2. Isotopes: d17O = 10; d18O = -9. Identified as "Arinna" . Messenger 2008
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Analysis |
FC6,0,10,0,85 |
TEM. Minerology: pyrrhotite with minor Ni-rich pyrrhotite and Fe-rich sphalerite. Berger, 2008
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Analysis |
FC6,0,10,0,85 |
TEM, Minerology: pyrrhotite. Composition: S/Fe = 1.19, 1.26; Ni/Fe = 0.0, 0.086. Berger, 2011
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Analysis |