MineralsOnline version Minerals by Miguel Angel Preciado Lopez 1 Minerals and rocks form the Earth's solid _______________. Written answer 2 Minerals are natural substances and not _______________ materials, like plastics. Written answer 3 Minerals exist in _______________ form and not as liquids or gases. Written answer 4 Minerals are _______________, which means that they do not come from living things. Written answer 5 We can identify minerals through their _______________ properties, such as colour, magnetism or lustre. Written answer 6 Magnetite has ___________________ properties, which means that it attracts some metals. Written answer 7 According to their chemical composition, feldspar and quartz are classified as __________________. Written answer 8 According to their chemical composition, gypsum and fluorite are classified as _______________. Written answer