what is definate ruby gold glass,as i have a piece with different sized tiny gold nuggets partly incased in the glass & fully incased in glass,plus distictive ash /charcoal,bracken,[how it was done]i have seen other ruby gold but without the gold bits,i no after 1813? they stopped using gold cholride & started using copper chloride because of costs,isnt it supposed to be the glass of all glass because of the gold content that isnt added to an other glass,,,.?