How Gold is Formed: Gold Documentary - Documentary History Channel

              



How Gold is Formed: Gold Documentary - Documentary History Channel

Δημοσιεύτηκε στις 28 Ιουν 2016

How Gold is Formed: Gold Documentary - Documentary History Channel

Gold
is a chemical element with the symbol Au (from Latin: aurum) and the
atomic number 79. In its purest form, it is a bright, slightly reddish
yellow, dense, soft, ...

Read More: https://en.wikipedia.org/wiki/Gold

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ANAΡΤΗΣΗ ΑΠΟ ΤΟ YOUTUBE 28/11/2016