geological map

special-purpose map made to show geological features

en-GB/ˌd͡ʒɪəˈlɒd͡ʒɪkl ˈmæp/
en-US/ˌd͡ʒiəˈlɑd͡ʒɪkəl ˈmæp/

ক্যাটাগরি:

thematic map