Shares of Mineral Resources (ASX:MIN) are up 2.4% at A$68.65, marking their best day since September.

The lithium miner released an announcement that its lithium ore reserve estimate at its Mt Marion deposit has increased by 107% from June 2022.

The company’s ore reserve estimate at its Wodgina lithium deposit also reported an increase of 12% from June 2022.

The update confirms the quality of the company’s lithium and iron ore assets, despite the stock being down 13.2% year to date, as of its previous close.

Mineral Resources is a mining service company specializing in commodities such as iron ore and lithium.