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Questions and Answers
Which type of symmetry do minerals in the olivine group crystallize with?
Which type of symmetry do minerals in the olivine group crystallize with?
What type of coordination do the divalent atoms have in the structures of olivine group minerals?
What type of coordination do the divalent atoms have in the structures of olivine group minerals?
In the idealized olivine silicate structure, with what do the Si atoms share oxygen?
In the idealized olivine silicate structure, with what do the Si atoms share oxygen?
Where are half of the divalent cations located in the olivine silicate structure?
Where are half of the divalent cations located in the olivine silicate structure?
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Which ions are either absent or present in very small amounts in the structures of olivine group minerals?
Which ions are either absent or present in very small amounts in the structures of olivine group minerals?
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Study Notes
Olivine Group Minerals
- Minerals in the olivine group crystallize with orthorhombic symmetry.
- Divalent atoms in olivine group minerals have octahedral coordination in their structures.
- In the idealized olivine silicate structure, Si atoms share oxygen with divalent cations.
- Half of the divalent cations are located in octahedral sites in the olivine silicate structure.
- Alkali ions (e.g. Na+, K+) are either absent or present in very small amounts in the structures of olivine group minerals.
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Description
Test your knowledge of the Nesosilicates Olivine Group with this quiz. Explore the unique crystalline structures and composition of minerals in this group, including the arrangement of SiO4 tetrahedra and the coordination of divalent atoms. Challenge yourself with questions on the distinctive properties and characteristics of these orthorhombic minerals.
