Ukrainian territory separatist leader Aleksander Borodai has given the black boxes of the plane that downed in the area to Malaysian authorities.
Unrest in Ukraine and the Middle East has seen gold rebound 9.4% this year while the Fed warns benchmark rates could rise sooner than expected.
Ukraine has accused Russia and pro-Moscow rebels of destroying evidence from the wreckage of a Malaysian airliner that Kiev says militants shot down.
US President Barack Obama has warned that the downing of a Malaysian jetliner in Ukraine should be a "wake-up call for Europe and the world".
Barack Obama and Vladimir Putin on Thursday discussed a downed passenger plane during a phone call prompted by a new round of US sanctions.
A Malaysian airliner has been shot down, killing all 295 people aboard, a Ukrainian interior ministry official was quoted as saying by a news agency.
Emerging market stocks fell on Wednesday, led by concern that valuations were overdone.
Europe could face gas supply disruptions after Ukraine failed to broker an 11th-hour deal with Russia.
Ukraine is mourning 49 people killed when pro-Kremlin rebels downed a military plane as Kiev prepares to host talks with Moscow to avert a gas cut.
Ukraine's next president, Petro Poroshenko, will not negotiate with armed separatists but is open to dialogue, provided they reject violence.
Ukrainians to vote for new presidential candidates who have promised closer ties with the West.
The metal's futures for June delivery have risen to $823 an ounce, the highest since August 2011 as a result of concerns about a supply shortage.
Pro-Russian regions Luhansk and Donetsk are voting in referendums to gauge support for self rule.
The US can go it alone, but Europe is divided in its response to Moscow’s assault on Ukraine.
Dozens of people have been killed as fighting broke out on the streets of Odessa, opening a new front in a conflict that has split the country.
US President Barack Obama has announced new sanctions in a bid to stop President Vladimir Putin from fomenting the rebellion in eastern Ukraine.
Pro-Russian separatists are ready to exchange captured monitors for fellow rebels now in the custody of the Ukrainian authorities.
New sanctions will be imposed on Russia as punishment for failing to adhere to an international deal aimed at stabilising the crisis in Ukraine.
The price of the metal has risen due to speculation that unrest in Ukraine will disrupt nickel supplies from Russia.