Relier Pairs Minerals VocabularyVersion en ligne Mineral vocabulary words par Tabitha Najera 1 Minerals 2 Fredrich Mohs 3 color 4 pearly 5 adamantine 6 luster 7 dull 8 hardness 9 streak 10 vitreous 11 metallic 12 silky how well a mineral resists being scratched created the hardness scale in 1822 poor reflectors, rough Most obvious! Least dependable looks like metal pearl like shiny, smooth diamond like (high Shine) reflects light glassy (70% minerals) smooth ( baby powder) a naturally formed, inorganic solid with a crystal structure The color left behind when you scratch the mineral on a hard surface