A Simple Key For Crystal Unveiled
Calcite crystals are frequently Utilized in optical devices, and also the graphite in pencil lead are sheets of crystals that effectively crack apart layer by layer to jot down. Silica can form silicate crystals that happen to be the basis for quartz, mica, olivine, and all kinds of other crystals and minerals.⒉棉、云雾或渣状包裹体、