NEW YORK ( TheStreet) -- 3M's ( MMM) earnings topped expectations as sales rose almost 10% to $6.7 billion. Earnings in the quarter were $928 million, or $1.28 a share, down slightly from $935 million, or $1.30 a share, last year. Organic sales volumes rose 8.6%, led by a 19.8% increase in 3M's electro and communications business. Analysts surveyed by Thomson Reuters expected 3M to earn $1.27 a share on sales of $6.62 billion. 3M increased its adjusted earnings expectation for 2011 to $6.17 to $6.42 a share, up 10% to 14% year over year. The company also expects double-digit sales growth in 2011, with organic sales volume growing 5.5% to 7.5%. -- Written by Joseph Woelfel >To contact the writer of this article, click here: Joseph Woelfel >To submit a news tip, send an email to: firstname.lastname@example.org.