Table 5. Microprobe analytical compositions of anhydrite.
[Values are in weight percent]
|
Rock type |
Dacite |
|---|---|
|
CaO |
42.68 |
|
SrO |
.23 |
|
BaO |
.07 |
|
Na2O |
.01 |
|
K2O |
.00 |
|
FeO |
.03 |
|
SO3 |
57.22 |
|
Total |
100.24 |
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Contact: Chris Newhall
Last updated 03.29.99