Usgs Fact Sheets Copper

Copper was one of the first metals ever extracted and used by humans and it has made vital contributions to sustaining and improving society since the dawn of civilization.

Usgs fact sheets copper.

Learn how much you need good sources deficiency symptoms and health effects here. Copper information 1 copper a metal for the ages by jeff doebrich and linda masonic united states geological survey fact sheet 2009 3031 may 2009. And conducts heat and electricity efficiently. Copper consumption is 2 mt.

The usgs assessed undiscovered copper in two deposit types that account for about 80 percent of the world s copper supply. Geological survey estimated a mean of 3 500 million metric tons mt of undiscovered copper among 225 tracts around the world. The mineral resources program publishes fact sheets on selected important commodities. The dv for copper on the new nutrition facts and supplement facts labels and used for the values in table 2 is 0 9 mg 900 mcg for adults and children age 4 years and older.

The usgs assessed undiscovered copper in two deposit types that account for about 80 percent of the world s copper supply. The discovery that copper alloyed with tin produces bronze marked. Using a geology based assessment methodology the u s. Results of the assessment are provided by deposit type for 11 regions.

Global consumption is 20 mt. Cr cu mn mo ni and steel commodity price influences open file report 2007 1257. Is resistant to corrosion. Geological survey usgs estimates that every american born in 2008 will use 1 309 pounds of copper during their lifetime for necessities lifestyles and health.

Known land based resources of copper are estimated to be 1 6 billion metric tons of copper usgs 2004. Copper helps make energy tissues and blood vessels. Copper is easily stretched molded and shaped. Copper was first used in coins and ornaments starting about 8000 b c and at about 5500 b c copper tools helped civilization emerge from the stone age.

Copper was first used in coins and ornaments starting about 8000 b c and at about 5500 b c copper tools helped civilization emerge from the stone age. Flanagan united states geological survey mineral commodity summary for copper january 2018. Approximately 50 percent of the global total occurs in south america south central asia and indochina and north america combined. Copper a metal for the ages fact sheet 2009 3031.

Copper recycling in the united states in 2004 circular 1196 x. The discovery that copper alloyed with tin produces bronze marked the beginning of the bronze age at about 3000 b c. 2 copper by daniel m.