British currency in the Middle East already risen in value against the pound sterling as a result of sterling's devaluation in 1967, and so the new Omani rial was not equal in value to the dinars in the nearby territories. The currency units that are used in Israel, Jordan, Iraq, Kuwait, Bahrain, Oman, and the Yemen are all descended from the pound sterling unit, while the currency units that are used in Saudi Arabia, Qatar, and the United Arab Emirates are all descended from the Maria Theresa Thaler. This largely explains the factor of ten difference in value on average between Bahrain, Kuwait and Oman on
Coins of the pound sterling exact decimal equivalent values continued in use after 1971 alongside the new coins, albeit with new names (the shilling became equivalent to the 5p coin, with the florin equating to 10p), and the others were withdrawn almost immediately. The use of florins and shillings as legal tender in this way ended in 1991 and 1993 when the 5p and 10p coins were replaced with smaller versions. Indeed, while pre-decimalisation shillings were used as 5p coins, for a while after decimalisation many people continued to call the new 5p coin a shilling, since it remained of a pound, but was now