- Database
- Experimentalists
- Date
- 2020-01-01
- Provider
- CEREGE
- Parent sample
- raw piece of bulk NWA12472 chondrite
- Thickness
- 2.0 $\pm$ 0.1 $mm$
- Diameter
- 13.0 $mm$
- Mass
- 50.0 $\pm$ 5.0 $g$
- Substrate material
- anodized aluminum
- Temperature
- 297.0 $\pm$ 1.0 $K$
- Type
- ambient air
- Fluid temperature
- 297.0 $\pm$ 1.0 $K$
- Fluid pressure
- 1.0 $bar$
- Number
- 1
- Arrangement
- The sample holder is filled to the top with non-compacted sample powder
- Layers
-
- NWA12472 meteorite , 2.0 $mm$
- Title
- grinding a raw piece of NWA12472 meteorite
- Matters
- Sample
- leached powder of bulk NWA12472 chondrite (this sample)
- Processing steps
-
Step Chronology Date Type Process Changes #1 before layer formation 2020-01-01 mechanical grinding manually into an agate mortar a raw piece of meteorite powdered sample not sieved to keep a large distribution of grain sizes #2 before layer formation 2020-01-01 chemical leaching by EATG treatment, described in the methodology section of Krämer et al. 2021 leaching to remove weathering products