retrieve the geomaterials that has higher value than the given optical 2v.
Source:R/mindat_geomaterials.R
geomaterials_optical2v_min.Rd
: Queries the geomaterials have the higher optical 2v value than the given gt.
Arguments
- gt
given value of optical 2v of mineral.Please refer to the details.
- ...,
Further named parameters.Other optional arguments.
Details
This function releated to the field "optical2v_mix" of geomaterials. optical2vcalc:The calculated 2V angle minimum or average of biaxial minerals optical2vcalc2:The calculated 2V angle maximum of biaxial minerals optical2vmeasured:The measured 2V angle minimum or average of biaxial minerals optical2vmeasured2:The measured 2V angle maximum of biaxial minerals