geomaterials_hardness_gt: retrieve the geomaterials whose hardness are higher than an given value.
Description
: Queries the list of geomaterials that have higher hardness than an given value(hmin).
Usage
geomaterials_hardness_gt(hmin, ...)
Value
df, a data frame of geomaterials
Arguments
hmin
float value of the Mohs scale of mineral hardness, which ranging from 0 to 10.
...,
Further named parameters.Other optional arguments.
Details
This function releated to the field "hardness_min" of geomaterials.
retrieve all the geomaterials that has higher hardness than the given value(hmin).
hmin:the given value of minimum Moh's hardness