'Orthoclase kalsi3o8 albite naalsi3o8' presentation slideshows

Feldspar Group

Feldspar Group. Most abundant mineral in the crust ? 6 of 7 most common elements Defined through 3 end-members ? Albite (Na), Anorthite (Ca), Orthoclase (K) Comprised of 2 series: Albite-anorthite (Na-Ca) Albite-orthoclase (Na-K). Tectosilicates.

887 views • 60 slides

Feldspar Group

Feldspar Group. Most abundant mineral in the crust ? 6 of 7 most common elements Defined through 3 end-members ? Albite (Na), Anorthite (Ca), Orthoclase (K) Comprised of 2 series: Albite-anorthite (Na-Ca) Albite-orthoclase (Na-K). Tectosilicates.

726 views • 55 slides

Chemistry of Igneous Rocks

Chemistry of Igneous Rocks. Characterization of different types (having different chemistries): Ultramafic ? Mafic ? Intermediate ? Felsic Composition commonly presented in weight % of the oxides 40-78% SiO 2 12-18% Al 2 O 3. Melts.

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Models

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Magma

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Line Fitting

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NASA News 03-15-06

NASA News 03-15-06. Scientists say the minerals found in Stardust aerogels include magnesium olivine (forsterite) "In the coldest part of the solar system, we have found samples that have formed at extremely high temperatures. So, the hottest samples in the coldest place." . Tectosilicates.

237 views • 9 slides