fig9

Alkali pretreatment effects on acid leaching recovery of rare earth elements from coal waste of the Western Kentucky No. 13 and Fire Clay seams

Figure 9. BSE images of (A) WAL 41 and (B) FAL 34 particles. BSE: Backscattered electron.

Minerals and Mineral Materials
ISSN 2832-269X (Online)

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Portico

All published articles are preserved here permanently:

https://www.portico.org/publishers/oae/