gsa.confex.com 2016 REEs in...pH adjustment, Gravity flow Elution of Mono/dia-valent cations...

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Transcript of gsa.confex.com 2016 REEs in...pH adjustment, Gravity flow Elution of Mono/dia-valent cations...

Page 1: gsa.confex.com 2016 REEs in...pH adjustment, Gravity flow Elution of Mono/dia-valent cations Multi-stage water and ammonia washes Elution of REEs Multi-stage acid wash Analysis by
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N ≈ 150

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N = 28

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δ δ ⁸

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chondrite

PAAS

chondrite (ppm)

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NPDW x 10⁷

Note Ce anomaly

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⁻⁷

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ppm

maj

ors

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ppm

maj

ors

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≈ ≈

ppm

maj

ors

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Eu Gd Er Eu Gd Er

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Carbon ManagementInstitute

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