mˌeɪd ˌʌp ʌv ɹˈɑːks sˈɪmɪlɚ tə ðoʊz fˈaʊnd ɔnðə bˈɑːɾəm ʌvðə ɡɹˈænd kˈænɪən, fɹˈɛntʃmən mˈaʊntɪn fˈɔːɹmd wɛn fˈɔltɪŋ ˈɛlɪvˌeɪɾᵻd ænd tˈɪltᵻd ðə ɹˈɑːks fˈɑːloʊd baɪ ɪɹˈoʊʒən, ɡˈɪvɪŋ ɪɾ ɪts ʃˈɑːɹp tɹaɪˈæŋɡjʊlɚ pɹˈoʊfaɪl.
Made up of rocks similar to those found on the bottom of the Grand Canyon, Frenchman Mountain formed when faulting elevated and tilted the rocks followed by erosion, giving it its sharp triangular profile.