Indigotin
in chemistry, C16H5NO2 (Indigo-blue), the pure blue coloring matter of indigo. It is obtained from commercial indigo, by reducing it to indigo-white, by means of reducing agents, such as ferrous salts, grape sugar, etc., the resulting yellow solution of the indigo-white metallic compound, on exposure to the air, depositing indigo-blue in small crystals. small crystals. try, C15H17NO5, a dark-brown shining resin, produced, together with other bodies, by heating indican with dilute sulphuric acid. sulphuric acid. try, C&H.NO, a crystalline compound, obtained by the decomposition of indican by means of an acid, but more abundantly by treating Indian wood leaves in an alby treating Indian wood leaves in an alliquid depositing indirubin on exposure to the air. Indirubin is isomeric with indigo-blue, and resembles indigo-root in many of its properties.
It was digo-blue, and resembles indigo-root in in minute quantities in zinc ores. It was INDIUM, a very rare metal, occurring in 1863, in the zinc-blende of Freiburg.
The metal itself is of a lead-gray color, soft, malleable, fusible, but not very volatile.
INDO-EUROPEAN LANGUAGES, also called ARYAN or INDO-GERMANIC, the most important of the great families into which human speech has been divided, spoken by various peoples in Asia and Europe. The chief branches of this into which human speech has been dicluding English, German, Dutch, Danish, Swedish, Icelandic, and the extinct family are the Teutonic or Germanic, in- cluding English, German, Dutch, Danish, Bohemian); the Lithuanian; the Celtic Swedish, Icelandic, and the extinct Gothic; the Slavonic (Polish, Russian, Latin or Italic, and the Romance tongues descended from it (French, Italian, Spanish, Portuguese); the Greek, the Armenian, the Persian, and the Sanskrit.
All these tongues are regarded as being INDRE a common ancestral descended from tongue or parent speech, spoken at some remote period in Central Asia.
Holkar dynasty, covers an area of 9,500 India, comprising the territories of the Holkar dynasty, covers an area of 9,500 square miles. The bulk of it lies befrom N. to S. being 120 miles, and its breadth 82. It is traversed from E. to Bombay Presidency on the S., its length from N. to S. being 120 miles, and its breadth 82. It is traversed from E. to W. by the Nerbudda, which almost birice, millets, etc.; principal industries, sects it; by the Vindhya Mountains, and cotton and opium manufacture. Pop. rice, millets, etc.; principal industries, cotton and opium manufacture. Pop. aboriginal tribes in India. The State about 1,100,000. The Vindhyas and Satwas founded about the middle of the 18th was founded about the middle of the 18th aboriginal tribes in India. The State the ruler of the Holkar dominions was tune, who served the Peshwa. In 1818 reduced to the position of a feudatory prince of the British Indian empire.
Holkar's dominions. Pop. about 100,000, mostly Hindus. During the revolt of faithful to the British government, his prince a prisoner in his own palace, and blood. The town dates only from 1770.