Iron ore is mined from the earth
See also
Iron ore is refined by smelting in a furnace
Such imagery is often used of God's testing of his people
Egypt is described as an iron-smelting furnace
Iron was a valuable metal
Iron was prized for its great strength
The great strength of certain animals is conveyed with the imagery of iron:
Iron is symbolic of the strength of the LORD's rule:
Daniel's dream of four beasts:
Iron objects were taken as booty in war
Iron was used in the construction of the temple
Other uses of iron
For tools
pp 1Ch 20:3
For chains, shackles and fetters
For chariots
For gates and gate fittings
For weapons and armour
For idols
For yokes
For horns
pp 2Ch 18:10
For cooking utensils
For a bed