5 Simple Statements About Crystal Explained
Calcite crystals are sometimes Employed in optical equipment, and perhaps the graphite in pencil direct are sheets of crystals that in essence crack aside layer by layer to jot down. Silica can kind silicate crystals which might be The premise for quartz, mica, olivine, and all kinds of other crystals and minerals.⒉棉、云雾或渣状包裹体