CLASS III-SECONDARY OR FLETZ ROCKS. UNSTRATIFIED CRYSTALLINE, OR STRATIFIED OR NEPTUNIAN ROCKS. IV. SECOND FLEETZ LIMESTONE FORMATION, SHELL LIMESTONE, OR MUSCHELKALK.-Syn. Rauchgrauerkalk of Merian; Zechstein of the S. W. of Germany, and in part of many authors; part of the Calcaire alpin of the French; Calcaire à encrines of Beud. Limestone, Globular limestone, in part magnesian Globular limestone (Vic). Compact grayish It does not Compact limestone, grayish limestone, some-exist here. (under part). (around the Vos- times compact grayish (Wurtzburg), with encrinites.. V. THIRD FLEETZ SANDSTONE FORMATION, OR QUADERSANDSTONE, OR WHITE SANDSTONE.-Syn. Arthose of Brongniart and Bonnard. This formation is connected with the following by alternations: (Amberg, Westphalia). NORTH CLASS III.-SECONDARY OR FLEETZ ROCKS.-Continued. STRATIFIED OR NEPTUNIAN ROCKS. VI. THIRD FLEETZ LIMESTONE FORMATION, OR JURA LIMESTONE.. UNSTRATIFIED CRYSTALLINE OR Many marine Fossils, especially accumulated in particular spots or layers. First These last marls connect this formation with the following. The lias and the Jura limestone exist in South America, in the great Mississippi basin, and perhaps the compact limestone with silex of Brasil belongs also to it, or to the chalk. VII. IRON AND GREEN SAND.-Syn. Alpine variegated Sandstone of Uttinger; Variegated Sandstone of Pest of Beudant; Nagelfluh of C. Prevost; part of the Quadersandstone of the Germans. Intimately connected with the chloritose chalk.-Exists also in the Atlantic part of the United VIII. CHALK FORMATION.-Synon. Calcaire à nummulites; a great part of Beudant's Divisions, GERMANY AND SILE- POLAND AND SOU (Chloritic chalk, syn. SIA. part of the Pla nerkalk, Bohe mia, Regensburg, THERN RUSSIA. FRANCE. stone, Austria, Le Mans, A good many Fossils, Monocotyledonous and Dicotyledonous Vegetables, Fossil Resin. ENGLAND AND IRELAND. Compact white lime- Chloritic chalk, Chloritic chalk, Chloritic chalk, Hungary, and! Saumur, Chloritic chalk, AR. Chlorite chalk marl, Neukirchen, Belluno. S. ALPS, APPEN. MALTA, SICILY S. E. ZANTE, GR. Tertiary Augit veins, of which the superior part porphy overlies the chalk syn. Mulatto stone. Diablerets, Chalk marl and Chalk marl. Servos. reddish. veins, Ireland. N. B. Chalk altered and Network of metallife- Chalk marl is found in Scania, and in some Danish islands, Moen, &c., and in Rugen Island, &c. |