CHLORITE n. 2 definitions
group of minerals, usually of a green color and micaceous to granular in structure. They are hydrous silicates of alumina, iron, and magnesia. Chlorite slate, a schistose or slaty rock consisting of alumina, iron, and magnesia.
CHRISTMAS n.
by special gifts, greetings, and hospitality. Christmas box. (a) A box in which presents are deposited at Christmas. (b) A present or small gratuity given to young people and servants at Christmas; a Christmas gift. -- Christmas carol, a carol sung at, or suitable for, Christmas. -- Christmas day. Same as Christmas.…
CHROMIC a.
acid, not readily obtained in the free state, but forming well known salts, many of which are colored pigments, as chrome yellow, chrome red, etc. -- Chromic anhydride, a brilliant red crystalline substance, CrO3, regarded as the anhydride of chromic acid. It is one of the most powerful oxidizers known.…
CHROMIUM n.
A comparatively rare element occurring most abundantly in the mineral chromite. Atomic weight 52.5. Symbol Cr. When isolated it is a hard, brittle, grayish white metal, fusible with difficulty. Its chief commercial importance is for its compounds, as potassium chromate, lead chromate, etc., which are brilliantly colore…