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Earth, Planets and Space

Table 2 Chemical composition of Jining basalt compared to Backstay rock and Bounce rock (wt%)

From: JMSS-1: a new Martian soil simulant

 

SiO2

TiO2

Al2O3

Cr2O3

Fe2O3

MnO

MgO

CaO

Na2O

K2O

P2O5

LOI

Total

Jining basalt-1

51.07

1.71

14.50

–

11.07

0.12

7.03

8.18

3.14

1.11

0.31

1.86

100.10

Jining basalt-2

51.08

1.69

14.51

–

10.93

0.13

6.89

8.05

3.14

1.09

0.30

2.20

100.01

Backstay rocka

50.16

0.94

13.45

0.15

13.85c

0.24

8.41

6.11

4.20

1.08

1.41

–

100.00

Bounce rockb

51.27

0.79

10.19

0.13

15.74c

0.43

6.46

12.62

1.31

0.10

0.96

–

100.00

  1. “–” not analyzed
  2. aMcSween et al. (2006) and Nekvasil et al. (2009) (SO3 and Cl-free, normalized to 100 %)
  3. bRieder et al. (2004) (SO3 and Cl-free, normalized to 100 %)
  4. cFor Backstay rock and Bounce rock, total Fe is expressed as FeO
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