Mineral groups are groups of minerals, such as quartz.
“Felsic is a term that refers to silicate minerals, magmas, and rocks which are enriched in the...Felsic
“Tourmaline is a name for a group of minerals that forms in Trigonal crystal shapes. It comes in...Tourmaline
“Radioactive minerals are minerals that contain radioactive elements, and thus are poisonous.Radioactive minerals
“The mineral bastnäsite is one of three families of carbonate-fluoride minerals. There are 3...Bastnäsite