Analyses of franklinite
|
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
|
| Fe2O3 |
66.00 |
66.10 |
68.88 |
66.07 |
66.12 |
65.05 |
65.93 |
66.05 |
| Mn2O3 |
16.00 |
14.96 |
12.24 |
11.98 |
14.77 |
11.34 |
12.23 |
|
| ZnO |
17.00 |
17.42 |
10.81 |
21.39 |
21.77 |
23.30 |
21.82 |
21.88 |
| MnO |
16.32 |
|||||||
| Al2O3 |
0.73 |
|||||||
| SiO2 |
0.20 |
0.40 |
0.29 |
0.13 |
0.30 |
|||
| H2O |
0.56 |
|||||||
|
89.00 |
99.24 |
97.14 |
99.99 |
100.00 |
103.42 |
99.09 |
100.16 |
| 1. Franklinite, Franklin. P. Berthier (3), analyst. (Original description.) |
| 2. Franklinite, Sterling Hill. Thomas Thomson (23), analyst. |
| 3. Franklinite. Hermann Abich (26), analyst. |
| 4, 5. Franklinite. Dickerson, analyst, in C. T. Jackson (58). |
| 6. Franklinite. G. J. Brush (76), analyst. |
| 7. Franklinite crystals. C. F. Rammelsberg (93), analyst. |
| 8. Average of three specimens of massive
franklinite. C. F. Rammelsberg (93), analyst. |
|
9 |
10 |
11 |
12 |
13 |
14 |
15 |
16 |
|
| Fe2O3 |
63.40 |
67.42 |
60.52 |
56.57 |
67.38 |
66.34 |
66.20 |
66.58 |
| Mn2O3 |
4.44 |
6.79 |
10.52 |
12.40 |
||||
| ZnO |
23.11 |
6.78 |
19.44 |
15.91 |
16.28 |
20.26 |
21.00 |
20.77 |
| MnO |
10.46 |
9.53 |
12.81 |
16.37 |
16.38 |
12.31 |
9.96 |
|
| FeO |
15.65 |
|||||||
| Al2O3 |
0.65 |
0.80 |
None |
|||||
| SiO2 |
0.17 |
0.08 |
0.72 |
|||||
| H2O |
0.71 |
|||||||
| CaO |
0.43 |
|||||||
| MgO |
0.34 |
|||||||
|
101.58 |
100.11 |
99.56 |
99.37 |
100.04 |
98.91 |
100.40 |
99.51 |
| 9. Average of two feebly magnetic crystals, Franklin. G. H. Seyms (109), analyst. |
| 10. Average of four strongly magnetic crystals, Sterling Hill. G. H. Seyms (109), analyst. |
| 11. Granular ore, specific gravity 5.215, Franklin. G. C. Stone (131), analyst. |
| 12. Massive ore, specific gravity 5.187, Franklin. G. C. Stone (131), analyst. |
| 13. Crystals, specific gravity 5.136, Sterling Hill. G. C. Stone 1131), analyst. |
| 14. Crystals, specific gravity 5.074. G. C. Stone (131), analyst. |
| 15. Franklinite. Franz von Kobell (92), analyst. 16. Crystals, specific gravity 5.09. State of oxidation of iron and manganese not known. W. T. Schaller (Palache, 195), analyst. |
|
|
||
|
Website
© by Herb Yeates 1997-2006.
|
||
|
This
page created: August 12, 2006 6:16 PM
|
||