* The Arkenstone itself held immense value for Thorin. It was a symbol of his lineage and the legacy of his ancestors. He was willing to risk everything to retrieve it.
* The dwarves' heritage and their history were also important. Thorin was determined to rebuild his people and their kingdom in the mountain. He saw reclaiming their ancestral home as a way to restore their pride and identity.
* The gold and jewels were also highly valued. Thorin knew that they were essential for the dwarves' prosperity and survival. He intended to use the wealth to build a new city and secure their future.
Ultimately, Thorin's priorities were multifaceted. While the Arkenstone held great significance, he likely valued all aspects of the mountain's treasure - the Arkenstone, the gold, and the opportunity to restore his people's legacy.