What's the origin of the word "turquoise"?

Carob seed. Carat, a unit of mass equal to 200 mg, is derived from a carob seed (Greek kerá­tion). People commonly believed that the seeds have un­usu­al­ly low vari­abil­i­ty in mass. Modern research denied this claim.

Elek­tron. Words like "elec­tric­i­ty" come directly from the name of amber. Already the ancient Greeks noticed that this stone has a certain mys­te­ri­ous prop­er­ty: when rubbed with fur, it begins to attract par­ti­cles of dust...

Near the volcano. It is some­times mis­tak­en­ly believed that diamonds are made from coals. High pressure and heat is required for the for­ma­tion of diamonds from carbons but these carbons are not the ones that form coal. Diamonds are formed deep under the surface and are brought up during out­breaks of vol­ca­noes.

Slo­vaki­a. Tokaj - white hun­gar­i­an dessert wine produced with wilted gapes in hun­gar­i­an region Toka­j-H­e­gyal­ja (north-east Hungary and south-west Slo­vaki­a)