'Pure' in the Bible

Solomon gave Hiram twenty thousand measures of wheat for food to his household, and twenty measures of pure oil. Solomon gave this to Hiram year by year.

Within the oracle was [a space of] twenty cubits in length, and twenty cubits in breadth, and twenty cubits in its height; and he overlaid it with pure gold: and he covered the altar with cedar.

So Solomon overlaid the house within with pure gold: and he drew chains of gold across before the oracle; and he overlaid it with gold.

and the lampstands, five on the right side, and five on the left, before the oracle, of pure gold; and the flowers, and the lamps, and the tongs, of gold;

and the cups, and the snuffers, and the basins, and the spoons, and the fire pans, of pure gold; and the hinges, both for the doors of the inner house, the most holy place, and for the doors of the house, [to wit], of the temple, of gold.

All king Solomon's drinking vessels were of gold, and all the vessels of the house of the forest of Lebanon were of pure gold: none were of silver; it was nothing accounted of in the days of Solomon.