[10] Other stones are labeled by their colour, translucency, and hardness. The normal difference will not essentially mirror modern values; by way of example, though garnets are comparatively economical, a environmentally friendly garnet called tsavorite could be much more beneficial than the usual mid-quality emerald.[eleven] A further traditional time period https://jaspercorut.articlesblogger.com/53160705/getting-my-caluanie-muelear-oxidize-uses-to-work