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

Post on 22-Mar-2020

8 views 0 download

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

N ≈ 150

N = 28

δ δ ⁸

chondrite

PAAS

chondrite (ppm)

NPDW x 10⁷

Note Ce anomaly

⁻⁷

ppm

maj

ors

ppm

maj

ors

≈ ≈

ppm

maj

ors

Eu Gd Er Eu Gd Er

Carbon ManagementInstitute

… …