Gold ore

Gold Ore is a free-to-play item on the OSRS Grand Exchange in the ores category.

In-game examine text: "This needs refining."

It has a Grand Exchange buy limit of 30,000 every four hours, a high alchemy value of 90 gp, and item ID 444.

View on OSRS Wiki

Gold Ore shows an active flip setup with a margin of +3 gp and 13,233,382 trades over the last 24 hours.

At the buy limit of 30,000 every four hours, max profit per cycle is about 90.0k gp — high margin with healthy liquidity.