bar

block

brick

caster

casting

cleaning

deposit

dust

expensive

export

extraction

factory

foundry

gloss

gold

golden

hand

heavy

industrial

industry

ingot

investment

manufacturing

material

metal

mill

mining

piece

preparation

preparing

process

processing

produce

production

pure

purity

raw

reserve

rich

russia

saving

shine

shining

shiny

treasure

treasury

value

wealth

wealthy

worth