d18O_c {isogeochem} | R Documentation |
Equilibrium carbonate d18O value
Description
d18O_c()
calculates the equilibrium d18O value of a carbonate grown
at a given temperature.
Usage
d18O_c(temp, d18O_H2O_VSMOW, min, eq)
Arguments
temp |
Carbonate growth temperature (°C). |
d18O_H2O_VSMOW |
Water d18O value expressed on the VSMOW scale (‰). |
min |
Mineralogy. Options are as in |
eq |
Equation used for the calculations.
Options depend on mineralogy and are listed in |
Value
Returns the equilibrium carbonate d18O value expressed on the VSMOW scale (‰).
Note
Use to_VSMOW()
and to_VPDB()
to convert
between the VSMOW and VPDB scales.
References
References are listed in the description of a18_c_H2O()
.
See Also
d18O_H2O()
calculates the d18O value of the ambient water
from the d18O value of a carbonate and its growth temperature.
Other equilibrium_carbonate:
D47()
,
D48()
,
d17O_c()
Examples
d18O_c(33.7, -13.54, min = "calcite", eq = "Coplen07")
to_VPDB(d18O_c(temp = 12, d18O_H2O_VSMOW = -6.94,
min = "aragonite", eq = "GK86"))
[Package isogeochem version 1.1.1 Index]