While pure platinum is more valuable than most alloys, it is common for platinum to be alloyed with other metals to produce desired qualities, like hardness. Ideally, an investor would buy both gold and platinum because the two metals work very differently, although both will provide a hedge against inflation http://cotizacion-oro-hoy61369.ka-blogs.com/16479967/platinum-price-per-gram-fundamentos-explicaci-n