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Contents of 2.4 How do elements combine to form minerals?

2.4 How do elements <br />combine to form minerals?

• Quartz too has both ionic and covalent bonds
• The SiO44- (silica group) is covalently bound
• Adjacent silica groups ionically bond to Si
• The end result of quartz is SiO2 in a framework web.

Fig 2.19