High-grade fire clays can withstand temperatures of 1775 Â°C (3227 Â°F), but to be referred to as a fire clay the material must withstand a minimum temperature of 1,515 Â°C (2,759 Â°F). Fire clays range from flint clays to plastic fire clays, but there are semi-flint and semi-plastic fire clays as well.
La Mesa, California. La Mesa, California. La Mesa is a city in Southern California, located 9 miles (14 km) east of Downtown San Diego in San Diego County. The population was 57,065 at the 2010 census, up from 54,749 at the 2000 census. Its civic motto is the Jewel of the Hills..
General Mesa Information Mesa County where Mesa resides is 3,341.11 square miles. The resident population of this county is 116,255 and has a population rank of 464 out of all the places in the United States. Mesa has a total of 718 people and of those residents there are 376 males and 342 females. The median age of the male population is 43.1 and the female population is 42. There are approximately 1,473 births each year and around 1,136 deaths.