Elemental_ Distributions_S11

Elemental_ - Solar System versus Earth 9 Crustal Abundances in the Earth Element Abundance Element Abundance Oxygen 46.6 Sodium 2.8 Silicon 27.7

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1 ELEMENTAL DISTRIBUTIONS IN THE UNIVERSE AND THE SOLID EARTH GLY 4241 - Lecture 2 Spring, 2011
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2 Elemental Abundance Expression Number of atoms per million atoms Weight percent Volume percent Relative to abundance of silicon
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3 Abundance versus Atomic Number
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4 Light Element Abundance
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5 Odd-Odd Scarcity Li 6 7.42 % Li 7 92.58% B 10 19.80 % B 11 80.20% K 39 93.20 % K 40 0.012% K 41 6.73%
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6 Cosmic Abundances Element Abundance Element Abundance Hydrogen 2.66 x 10 10 Nitrogen 2.31 x 10 6 Helium 1.8 x 10 9 Magnesium 1.06 x 10 6 Oxygen 1.84 x 10 7 Silicon 1.00 x 10 6 Carbon 1.11 x 10 7 Iron 9.0 x 10 5 Neon 2.6 x 10 6 Sulfur 5.0 x 10 5 Cosmic Abundances Normalized to Si = 10 6
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7 Hydrogen-Helium Dominence
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8
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Unformatted text preview: Solar System versus Earth 9 Crustal Abundances in the Earth Element Abundance Element Abundance Oxygen 46.6 Sodium 2.8 Silicon 27.7 Potassium 2.6 Aluminum 8.1 Magnesium 2.1 Iron 5.0 All Others 1.5 Calcium 3.6 Approximate percentage by weight 10 Continental versus Total Crust • After Mason and Moore, 1982, p.44 Oxide Cont. Crust Total Crust Oxide Cont. Crust Total Crust SiO 2 61.0 59.3 MgO 3.1 4.0 TiO 2 0.8 0.9 CaO 5.7 7.2 Al 2 O 3 15.6 15.8 Na 2 O 3.1 3.0 Fe 2 O 3 2.6 2.6 K 2 O 2.9 2.4 FeO 3.9 4.4 P 2 O 5 0.3 0.2 MnO 0.1 0.2 Total 100.0 100.0 11 Different Types of Data...
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Elemental_ - Solar System versus Earth 9 Crustal Abundances in the Earth Element Abundance Element Abundance Oxygen 46.6 Sodium 2.8 Silicon 27.7

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