Continued uncertainty over exactly when the Federal Reserve will begin reducing its monthly bond-buying helped gold trading waver Tuesday, and the metal settled lower for a third straight session.

Gold futures for December delivery fell 0.8% to $1,316.30 per ounce on Tuesday, according to CME Group. Gold traded as high as $1,329.40 and as low as $1,305.50. Gold bullion closed in London at $1,324, according to BullionVault.

Silver futures for December delivery dropped 1.2% to $21.59 per ounce. Tuesday’s high for silver was $22.04, while the low was $21.33.

Gold and silver funds edged higher in Tuesday trading.

• The SPDR Gold Shares (GLD) added 0.1%.
• The iShares Gold Trust (IAU) gained 0.2%.
• The iShares Silver Trust (SLV) moved higher 0.5%.

Gold and silver mining ETFs mostly fell during the day.

• The Market Vectors Gold Miners ETF (GDX) rose 0.1%.
• The Market Vectors Junior Gold Miners ETF (GDXJ) slid 0.3%.
• The Global X Silver Miners ETF (SIL) sank 1%.

Gold mining shares were mixed on Tuesday.

• Agnico-Eagle Mines (AEM) slipped 0.1%.
• Barrick Gold (ABX) climbed 1.1%.
• Eldorado Gold (EGO) fell 0.7%.
• Goldcorp (GG) added 0.4%.
• Kinross Gold (KGC) sank 2.5%.
• Newmont Mining (NEM) rose 0.4%.
• NovaGold Resources (NG) dropped 1.8%.
• Yamana Gold (AUY) dipped 0.1%.

Silver mining shares sank during the day.

• Coeur d’Alene Mines (CDE) fell 3%.
• Hecla Mining (HL) moved down 0.6%.
• Pan American Silver (PAAS) declined 0.7%.
• Silver Wheaton (SLW) retreated 0.4%.
• Silver Standard Resources (SSRI) slid 0.5%.

As of this writing, Christopher Freeburn did not hold a position in any of the aforementioned securities. Adrian Ash of BullionVault contributed to this report.