Morella (ASX:1MC) said it achieved rubidium extractions across multiple samples, including peak recoveries of up to about 93% rubidium at its Mt Edon rubidium project, a part of its Morella-Elevra Lithium Limited (ASX: ELV) joint venture in Western Australia.

The company has identified two viable processing pathways providing optionality aligned with mineralogical domains.

The company added that a clear mineralogy-recovery relationship has been established, guiding future drill planning and flowsheet design.

Next steps include variability testwork, mineralogy integration, and flowsheet assessment, the filing added.

Morella shares rose 3% in recent Monday trade.