Yes they are visible.
The Indian Head Nickel (aka - Buffalo Nickel) is graded very fine if: much of the horn is visible and the Indian's cheek bone is only slightly worn.
The coin you describe is referred to as an " Indian Head Nickel " or sometimes a " Buffalo Nickel ".
The first Indian Head/Buffalo Nickel was minted in Philadephia in the year 1913. The coin is actually called a buffalo nickel or an Indian head nickel, but not "buffalo head". After all, it shows the entire buffalo, not just its head :)
An Indian head
The buffalo is the back. The front is an Indian head.
It's an Indian head nickel or a buffalo nickel, not "buffalo head" - the entire buffalo is shown, not just its head, LOL! See the Related Question for answers.
It's Indian Head or Buffalo nickel not Buffalo Head, values are $1.00-$3.00 for average coins
The coin is called an Indian Head nickel or a buffalo nickel, not "buffalo head" - after all, it shows the entire buffalo! Please see the question "What is the value of a 1936 US nickel?" for more information.
The coin is called an Indian Head nickel or a buffalo nickel, not "buffalo head" - after all, it shows the entire buffalo! Please see the question "What is the value of a 1934 US nickel?" for more information.
The coin is called an Indian Head nickel or a buffalo nickel, not "buffalo head" - after all, it shows the entire buffalo! Please see the Related Question for more details.
This coin is commonly called either a buffalo nickel or an Indian head nickel but not a "buffalo head nickel" - after all, it shows the whole buffalo! Please see the question "What is the value of a 1927 US nickel?" for more information.
The coin is called an Indian head nickel or a buffalo nickel, not a "buffalo head". It shows the entire buffalo, not just its head. Please see the question "What is the value of a 1920 US nickel?" for more information.