Updates prices and details throughout
April 14 (Reuters) - Canada's main stock index rose on Tuesday, with mining and tech shares leading gains, as the potential resumption of U.S.-Iran talks rekindled hopes for peace in the Middle East, easing investor worries while pressuring the dollar and lifting gold prices.
At 10:43 a.m. ET, the Toronto Stock Exchange's S&P/TSX Composite Index .GSPTSE was up 0.3% at 33,982.05 points.
Negotiating teams from the U.S. and Iran could return to Islamabad this week to resume talks to end the war, sources told Reuters on Tuesday, after the collapse of weekend negotiations prompted Washington to blockade Iranian ports.
Spot gold XAU= and silver XAG= rose 1.2% and 4.4%, respectively, against a weaker dollar, helping the materials subindex .GSPTTMT, which also houses metal miners, advance 0.8%. GOL/
Americas Gold and Silver Corporation USA.TO and Aya Gold & Silver AYA.TO were among the top gainers on the index, rising 6.9% and 5.6%, respectively.
A weaker U.S. dollar makes greenback‑priced bullion more affordable for holders of other currencies.
Technology shares .SPTTTK rose 2.5% and heavily weighted financials .SPTTFS advanced 0.5%, mirroring trends in Wall Street's main indexes, even as traders assessed mixed results from big banks JPMorgan JPM.N, Citigroup C.N and Wells Fargo WFC.N.
Eight of the 10 sectors on the TSX were in the green.
The energy subindex .SPTTEN fell 2.1%, however, as oil prices slid on easing supply fears, pushing U.S. West Texas Intermediate crude down 3% to $96 a barrel.
On the political front, Canadian Prime Minister Mark Carney secured a parliamentary majority for his Liberal government on Monday, a win that he has said will help him deal more effectively with the trade war started by U.S. President Donald Trump.
Among individual movers, defense contractor MDA Space MDA.TO rose 8.2% to its highest level since August 2025.
(Reporting by Tharuniyaa Lakshmi in Bengaluru; Editing by Jonathan Ananda)
((tharuniyaa@thomsonreuters.com))