Ambohimirahavavy

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Continent:
Status:
Deposit Types:

Project Number: 108

Deposit Number: 87

Location: Ampassidawa Peninsula, Madagascar

Resource (*10^4 t, REO, Total): 17.67

Grade (wt. %): 0.0897

La2O3: 19.37

Ce2O3: 40.67

Pr6O11: 4.01

Nd2O3: 12.93

Sm2O3: 2.26

Eu2O3: 0.21

Gd2O3: 2.05

Tb4O7: 0.34

Dy2O3: 2.2

Ho2O3: 0.45

Er2O3: 1.43

Tm2O3: 0.21

Yb2O3: 1.38

Lu2O3: 0.18

Y2O3: 12.3

HREE Percentage: 20.54

REE Pattern Reference: Estrade et al., 2019, REE concentration processes in ion adsorption deposits: Evidence from the Ambohimirahavavy alkaline complex in Madagascar

Project and Status Reference: Wilmet, L., Devillers, P., & Beudels-Jamar, R. C. (2017). Priceless ecosystems threatened by a rare earth mining project in northwest Madagascar–Ampasindava Peninsula. Lemur News, 20, 3-4.

Resource and Grade Reference: Estrade, G., Marquis, E., Smith, M., Goodenough, K., & Nason, P. (2019). REE concentration processes in ion adsorption deposits: Evidence from the Ambohimirahavavy alkaline complex in Madagascar. Ore Geology Reviews, 112, 103027.