Iran's cement output amounted to some 16.94 million tons in the first three months of the current calendar year (ended June 21).
The figure shows 18 percent increase in comparison to the same period previous years, IRNA reported.
During the mentioned period nearly 16.12 million tons of clinker was also produced which is 11 percent more than last year's figure.
Some 2.57 million tons of clinker and cement have also been exported during the mentioned time span.
Iran's total cement and clinker exports faced 12 percent increase compared to the same period previous year.
Turkmenistan, Tajikistan, Azerbaijan, Afghanistan, Iraq, Qatar, Kuwait, Yemen, and Oman were the main destination countries for Iranian cement and clinker.
Some 9.5 million tons will be added to Iran's cement production capacity by the end of the current Iranian calendar year (March 20, 2012).
Iran's current annual cement output capacity stands at 72 million tons, IRNA reported.
The United States Geological Surveys (USGS) in its new annual report titled "Mineral Commodity Summaries 2011" named Iran as the seventh largest cement producer on the world in 2010.
The USGS is a science organization of the United States government that provides impartial, timely, relevant, and useable information on the issues such as ecosystems, environment, natural hazards and the natural resources.
USGS in its new report stated that in 2010 Iran's cement production rose up 5 million tons (9%) and reached to 55 million tons. Therefore, Iran became the seventh largest cement producer in the world and the second largest in the Middle East after Turkey. Iran's cement production in 2009 was 50 million tons.
Iran constitutes 1.7% of the world's cement production according to figures of USGS.