Rhodonite data

 

 

Combinations on crystals of rhodonite
  Forms Illustrations
1 c, a, m, M, k, n Figure 87.
2 c, a, b, m, M, m, r, f, k, r, l, n Figure 88.
3 c, a, b, m, M, m, r, f, K, q, k, r, n Figure 89.
4 c, m, M, r, f, p, q, k, r Figure 91.
5 c, a, b, m, M, k, n. Prismatic parallel to c and M. Pirsson (142), figure 3.
6 c, o, m, M, m, r, f, q, k, r, n. Tabular parallel to c. Pirsson (142), figure 4.
7 c, a, m, M, m, r, k, r, n. Prismatic parallel to c and m. Pirsson (142), figure 5.
8 c, a, b, m, M, k, e, n. Tabular parallel to c. Pirsson (142), figure 6.
9 c, a, b, m, M, m, r, v, q, M, k, i, r, l, n. Ford and Crawford (200), figure 1.
10 c, a, b, m, M, f, p, q, k, i, r, l, n. Tabular parallel to M. Figure 90.

Analyses of fowlerite
 

1

2

3

4

5

6

7

SiO2

46.48

46.70 46.06 44.76 45.06

46.87

45.00

MnO

31.52

31.20

34.28

40.83

36.57

38.22

30.80

FeO

7.23

8.35

3.63

0.99

2.54

Trace

10.18

ZnO

5.85

5.10

7.33

3.26

7.25

6.38

1.86

CaO

4.50

6.30

7.04

10.12

7.48

7.61

10.50

MgO

3.09

2.81

1.30

0.76

1.11 0.79 1.01
H2O 1.00 0.28   0.06      
  99.07 100.74 99.64 100.78 100.01 99.87 99.35
1. Fowlerite. R. Hermann (45), analyst.
2. Fowlerite. C. F. Rammelsberg (60), analyst.
3. Fowlerite. Average of two analyses of L. V. Pirsson (140), analyst.
4. Fowlerite. Franklin. Larsen and Shannon (221) .analysts.
5, 6. Fowlerite. Franklin. Jenkins and Bauer (243), analysts.
7. Gray rhodonite, specific gravity 3.63, Franklin. Jenkins and Bailer (243), analysts.

 

 


 
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