EARTH 380 Midterm: EARTH 380 Midterm 1 Review
5 Sep 2018
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Document Summary
9/5: mesolithic, neolithic, copper age, bronze age, iron age. Metals of antiquity: gold, copper, silver, tin, lead, iron, mercury. Great orme: tunnels of copper mine dug 3800 years ago, native copper present! doesn"t need refining; almost pure, goes back 5 miles, see native copper on surface and dig tunnels. Human started to export natural resources: extract; export to location where ns are used. Diffusion of metallurgy: started to trade ns. Hittites! first to add tin to copper to melt copper+tin: retains strength but less energy, bronze first to make bronze. Cartographers important ns give value to locations find copper + tin + arsenic: even better, copper + tin + zinc = brass. Greeks mine out tunnels: cornwall, england, start mining on face of rock, tunnel into rock to mine as much as possible, cassiterite == tin + oxygen. 12/18/2017 10:39:00 pm first suburbs: long island, ny, targeted white men that had been in military, excluded nonwhites.
