Use "coruscation" em uma frase

1. Without further warning an ice shelf broke off loudly at that company’s fore when the tundra below was rocked by multiple impacts coinciding with coruscations

2. For, sir, men of minds of that description are too much employed in the pleasing amusement of looking out for coruscations of wit and sentiment, to have any leisure for the more dull and unpleasurable business of observing and marking the great occurrences in human affairs, and of devising means of giving them a direction favorable to their own views, or to their country's interests