Apps in this category may contain mild or occasional cartoon, fantasy or real-life violence, as well as occasional or mild adult, sexually suggestive or horrifying content and may not be suitable for children under 9 years of age.

12+

Apps in this category may contain occasional mild indecent language, frequent or intense cartoon or real-life violence, minor or occasional adult or sexually suggestive material, and simulated gambling, and may be for children under 12 years of age.

17+

You must be at least 17 years old to access this App.

Apps in this category may contain frequent and intense offensive language; Frequent and intense cartoon, fantasy or realistic violence: frequent and intense adult, scary and sexually suggestive subjects: as well as sexual content, nudity, tobacco, alcohol and drugs, may not be suitable for children under 17 years of age.

鉱物クイズスクリーンショット

iPhone

About 鉱物クイズ

"鉱物クイズ" is the Japanese localization of the "Mineral Quiz". This is a quiz which invites you to test your knowledge of minerals and geology. It may be used for testing and educational purposes for people well-informed about the nature. Game consists of 50 illustrated questions about different minerals. Each question has 4 possible answers. When you tap one of the answers, the default color of the pressed button is changed for a while to green (when it was the right answer) or to red (wrong answer). You have 3 attempts to give right answer. If you give it at the first attempt you will receive 3 points, at the second attempt - 2 points, at the third - 1 point. After 2 wrong answers the hint with chemical formula of the mineral will be shown to help you. Play the "Mineral Quiz" now to test and improve your knowledge of geology!