Graphite is a naturally-occurring form of crystalline carbon. It is a native element mineral found in metamorphic and igneous rocks. Graphite is a mineral of extremes.It is extremely soft, cleaves with very light pressure and has a very low specific gravity.hat remains is a nearly pure carbon material that crystallizes into mineral graphite. This graphite occurs in seams that correspond to the original layer of coal. When mined the material is known as amorphous graphite. The word amorphous is actually incorrect in this usage as it does have a crystalline structure.
O Captain! My Captain! Written on the occasion Abraham Lincolnâs assassination, âO Captain! My Captain!â was first published in the New York Saturday Press (November 1865) and was later included, along with âWhen Lilacs Last in the Dooryard Bloomâd,â in a group of poems titled âSequelâ to Drum Taps (1865).
My Captain!. (For more information on this poem and Whitman's relationship with Lincoln, check out the History Now website, linked above. For an analysis and a discussion on the meaning of the poem, keep reading.) slide 2 of 4. O Captain! My Captain! by Walt Whitman Below is a copy of Whitman's iconic poem.