Dispersal (1) Color (1) Composition (1) Assaying (1) Oxidation (1) Mark, German (1) Yellow (1) Volume (Cubic content) (1) Tantalum (1) Refraction (1) Outbuildings (1) Optics (1) Mineralogy (1) Light (1) Honey (1) Hardness (1) Fluorescence (1) Crystals (1) Commons (1) Chemistry, Analytic (1) Arsenic (1) Air (1) Adamantane (1) Acids (1) Weight (1) Analysis (1) Ácidos (1) Fluorescencia (1) Refracción (1) Cristales (1)