In Exodus 30:12, this signifies all things of the church. (Arcana Coelestia 10216)

9510. 'From solid gold you shall make them' means a representative sign of [that] good. This is clear from the meaning of 'gold' as the good of love, dealt with in 113, 1551, 1552, 5658, 6914. The fact that gold is not the good of love, only a representative sign of it, is self-evident. The like applies to the olive wood which the cherubs in the Jerusalem temple were made of, 1 Kings 6:23; 'olive wood' is a sign of the good of love, see 886, and so too is the oil itself, 3728, 4582, 4638.