Category: Geology : The green variety of beryl is called ________.?

Questions

- (I) Alternative name for the madrigal; (2) Any piece representing country life.?

(It.) - (I) An instrumental movement with long bass notes giving a drone-like effect in 6 / 8 or 12 / 8 time; (2) Obsolete term for a stage entertainment based on a legendary or rustic subject.?

- Popular in opera, this is a comic song in which words, sung as fast as possible, are often tongue-twisters. Often found in the works of Gilbert and Sullivan.?

(It.) - A rest (not a pause).?

- A wait of indefinite length on a note or rest.?