Minerals

Gecko published on

amorphous = having no fixed form or shape

luster = the brightness of a smooth or shiny surface
compound = a chemical that combines two or more elements
fall into = to belong to a particular group
ductility = the ability of a metal to be easily bent or stretched
malleability = the ability to be easily changed into a new shape
elongated = stretched out
arsenic, antimony, bismuth, sulfur, chlorine, sodium = chemical elements: As, Sb, Bi, S, Cl, Na
constituent = one of the parts
cation ❗️[ˈkætaɪən] = an ion (= type of atom) that has a positive electric charge
EFL subset that concentrates more on language in context than on grammar and language structures. It covers topics from accounting or computer science to tourism and business management. "Specific" means the studying through a field that is already known and relevant to a student.