Mount Rushmore community. Recent pine beetle infestations have threatened the forest. Mount Rushmore is largely composed of granite. The memorial is carved on the northwest margin of the Black Elk Peak granite batholith in the Black Hills of South Dakota, so the geologic formations of the heart of the Black Hills region are also evident at Mount Rushmore. The batholith magma intruded into the pre-existing mica schist rocks during the Proterozoic, 1.6 billion years ago. Coarse grained pegmatite dikes are associated with the granite intrusion of Black Elk Peak and are visibly lighter in color, thus explaining the light-colored streaks on the
Mount Rushmore in popular culture of Konohagakure, in a style similar to that of Mount Rushmore (with Tsunade's face added later, in "Shippuuden". (Hatake Kakashi) and (Uzumaki Naruto) were the 6th and 7th face to be added to the mountain in the last chapter). The village was designed by Japanese manga artist Masashi Kishimoto. The fictional nuclear-equipped warship Outer Haven, in the video game "", features a Mount Rushmore-esque sculpture of the four "Snake" characters that have appeared thorough the "Metal Gear" series (Solidus Snake, Old Snake, Liquid Snake and Big Boss). In the 1994 live action version of "Richie Rich" starring Macaulay Culkin, the