Exodus 37:4

And they put it on four posts of incorruptible [wood] overlaid with gold; and their chapiters were gold, and their four sockets were silver.

And they put it on four posts of incorruptible [wood] overlaid with gold; and their capitals were gold, and their four sockets were silver.

And he made staves of shittim wood, and overlaid them with gold.

He made poles of acacia wood and overlaid them with gold.