The park is located on an official Indian reserve.
In the 1950s about three-fifths of total gold production found its way into official reserves.
Figures showing a fall last month in official reserves did not dent market sentiment.
In addition Mexico has about $6 billion in its official reserves.
The dollar is the most likely currency to be held as official reserves by other countries.
The question startled Odo, and for a moment the mask of official reserve dropped from his face.
The official reserve itself is also vulnerable to changes in exchange rate, which compounds the problem of ensuring adequate reserves.
As a result, a large part of the present official external reserves will in time prove to be superfluous.
Around one quarter of the present official external reserves are in currencies which will be converted into the euro.
Maintaining and managing the official reserves of gold and foreign exchange.