Period 6 element niobium, occurs in the minerals tantalite, columbite and coltan (a mix of columbite and tantalite). Tungsten, also known as wolfram, is a chemical element with the chemical symbol W and atomic number 74. The word "tungsten" comes from the Swedish language "tung sten" directly translatable to "heavy stone", though the name is "volfram" in Swedish to distinguish it from Scheelite, in Swedish alternatively named "tungsten". A hard, rare metal under standard conditions when uncombined, tungsten is found naturally on Earth only in chemical compounds. It was identified as a new element in 1781, and first isolated as a metal in
Otherwise Known as Sheila the Great painting the backdrop of the camp's production of "Peter Pan" (in which Libby plays Captain Hook, to her misery). Sheila believes that her fearless masquerade is effective, but her beliefs are proven false after the guests at her sleepover party write otherwise in a slam book activity. Despite the brawl that ensues between the agitated girls, devastated by the insults written in each other's books, their friendship, nevertheless, continues, and Sheila slowly overcomes her fears (albeit not entirely) little by little. As the summer draws to a close with a barbecue party, she is unshaken at the thought of her