Gemmology Today Quiz #8

This test consists of twenty-five multiple choice questions, there are no time restraints and you are free to refer to any reference materials.

In some cases there may be more than one correct answer. If this is the case, you will be notified as each question appears. For questions where there is only one possible answer, please make your selection carefully since you will only be given one opportunity to select the correct answer.

For questions where there is only one correct answer, you will receive one point for each correct answer. For questions where there is more than one correct answer, you will receive one point for each correct answer and a one-point deduction for each incorrect selection.  

Good Luck.