Kafli_5___fyrirlestur_2_AH

Anj hyrnan 050 earth portrait of a planet rmann

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Unformatted text preview: Silicate Structure Kafli 5: Patterns in Nature: Minerals Formula Si:O Ratio Independent Tetrahedra SiO4 0.25 Double Tetrahedra Si2O7 Si6O18 SiO3 0.33 Double Chains Si4O11 0.36 Sheet Silicates Si2O5 0.40 Framework Silicates SiO2 hvel. hvel. kúlumódel. lumó del. hyrna. hyrna. 0.33 0.33 Single Chains 4 súrefnis atóm bundin af 1 kísil atómi (SiO44-). ató ató Kísil atómið smátt en súrefnis atómið stórt. ató smá ató stó rt. Kísilhyrnan hefur hleðslu -4. Kísilhyrnan er gjarnan sýnd sem… sem… 0.29 Ring Silicates Anjóna einingin er kísil hyrnan. Anjó hyrnan. 0.50 Earth: Portrait of a Planet, Ármann Höskuldsson Kafli 5: Patterns in Nature: Minerals PowerPoint slides prepared by Ronald L. Parker Earlham College, Department of Geosciences Richmond, Indiana parkero@earlham.edu Earth: Portrait of a Planet, Ármann Höskuldsson Kafli 5: Patterns in Nature: Minerals 2 Chapter 5 Patterns in Nature: Minerals Earth: Portrait of a Planet, 3rd edition 2008, by Stephen Marshak © W. W. Norton & Company Eyjasíliköt - Independent Tetrahedra Ólivín - Eyjasílikat Ólivín er einföl hyrna sem að notar liví einf...
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