Based on the clue 'because of its triangular shape the ancients calle...', what is the answer?

Based on the clue 'because of its resemblance to another golden gem c...', what is the answer? What is associated with: because of its secretiveness the american party in the 1850s was also known by this name? Based on the clue 'because of its similar size this planet is known a...', what is the answer? Based on the clue 'because of its tartness the reddish stalk of this ...', what is the answer? Based on the clue 'because of its webbed feet this largest rodent is ...', what is the answer? Based on the clue 'because of old mine shafts butte montana calls its...', what is the answer? Based on the clue 'because of policy disputes president truman replac...', what is the answer? Based on the clue 'because of short term memory loss girl meets boy o...', what is the answer?