Analyses of clinohedrite
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1 |
2 |
3 |
4 |
5 |
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| SiO2 |
27.22 |
26.73 |
25.71 |
27.39 |
27.87 |
| ZnO |
37.44 |
37.13 |
34.55 |
36.76 |
37.76 |
| CaO |
26.25 |
26.25 |
27.62 |
27.41 |
26.02 |
| MnO |
0.50 |
1.11 |
0.29 |
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| MgO |
0.07 |
0.36 |
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| FeO |
0.08 |
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| H2O |
8.56 |
8.09 |
7.63 |
8.42 |
8.35 |
| PbO |
1.06 |
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| CO2 |
2.48 |
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| (Fe,Al)2O3 |
0.28 |
0.37 |
0.30 |
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|
100.32 |
99.68 |
100.08 |
100.00 |
100.00 |
| 1. Parker shaft; average of two analyses. H. W. Foote (175), analyst. |
| 2. Parker shaft; 1925. L. H. Bauer (257), analyst. |
| 3. Franklin; 400-foot level, 1928. L. H. Bauer (257), analyst. |
| 4. Analysis 3 recomputed to 100 percent after deducting 5.4 percent of carbonate, equivalent to the CO2, found, and 3.7 percent of larsenite, equivalent to the lead found. |
| 5. Composition computed from the formula. |
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Website
© by Herb Yeates 1997-2006.
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This
page created: August 12, 2006 5:54 PM
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