Which mineral, made of silicon dioxide, is the second most abundant in Earth's continental crust after feldspar?

Which Israeli prime minister left the Likud party in 2005 to form a new centrist party, Kadima? The god Neptune is frequently depicted in art wielding which weapon? General Alfredo Stroessner ruled which South American country with an iron hand from 1954 to 1989? Oxford graduate Hugh Grant played a student at which other English university in the film "Maurice"? Mr. Pickwick and his friends visit Manor Farm at Dingley Dell in which author's "Pickwick Papers"? In ancient times, on Yom Kippur a priest symbolically laid the people's sins on an animal. Which term came from this? The Sea Grill restaurant long offered winter views of skaters at which New York landmark's ice rink? In "Julius Caesar," which character, not Mark Antony, speaks first to the crowd after Caesar's murder?