Since the jade knife can only be obtained in one way, it is a bit special. It would be nice if we could have a jade knife relic.
More than this, it would be interesting to keep the starting jade knife long enough to make it a relic. There could be a way to make relics from items, like sanctifying them. It would be more believable than finding random relics in the world.
"This sacred prosthetic arm belonged to our living god for many quadrums until it was replaced by an archotect arm"
An item history/log would be an interesting addition, even adding specific items as being part of a ritual would be huge.
A tribal execution ritual with the Jade knife as a core element for example could add a range of storytelling if say, a raider nicked off with it, causing your tribe distress and starting a questline to get it back.
Maybe even locking out that ritual until it's recovery or some sort of
"It's just not the same, is this really good enough?" Moodlet For performing the ritual without said specific relic