Physics & Astronomy
petrography
100%
carbonaceous chondrites
85%
mineralogy
79%
inclusions
42%
calcium
37%
oxygen
32%
computer assisted instruction
29%
aluminum
25%
chondrule
15%
chondrites
13%
forsterite
12%
methylidyne
9%
minerals
9%
melting
7%
perovskites
5%
aluminum oxides
5%
olivine
4%
protoplanetary disks
3%
rims
3%
asteroids
3%
refractories
3%
gases
3%
spinel
3%
platinum
3%
silicates
3%
condensation
2%
isotopes
2%
time measurement
2%
evaporation
2%
oxides
1%
fluids
1%
Earth & Environmental Sciences
carbonaceous chondrite
67%
petrography
56%
mineralogy
45%
isotopic composition
45%
aluminum
42%
calcium
40%
oxygen
34%
chondrule
17%
forsterite
17%
chondrite
14%
corundum
11%
perovskite
10%
diopside
10%
melting
10%
mineral
7%
hibonite
7%
zirconolite
7%
melilite
6%
platinum group element
5%
asteroid
4%
gas
4%
clinopyroxene
4%
spinel
4%
condensation
4%
olivine
4%
silicate
3%
evaporation
3%
oxide
3%
isotope
3%
in situ
2%
fluid
2%
Chemical Compounds
Melting
46%
Mineral
43%
Nodular Crystal
35%
Dioxygen
25%
Gas
18%
Refractory
18%
Evaporation
15%
Cubic Space Group
14%
Condensation
12%
Oxide
9%