The ores of the Joplin district, in the Ozark uplift in the Mississippi Valley, are remarkable in that they are specially adapted to mechanical concentration.
Above the sea, in the Ozark Mountain region.
In the same way the western side of the em- Mississippi ~ayment, trending south and south-west, passes along the Emba.vmeni.lower south-eastern side of the dissected Ozark plateau of southern Missouri and northern Arkansas, which in many ways resembles the Appalachian plateau, and along the eastern end of the Massern ranges of the Ouachita mountain system in central Arkansas, which in geological history and topographical form present many analogies with the ridges and valleys of the Appalachians; and as the coastal plain turns westward to Texas it borders the Arbuckle hills in Oklahoma, a small analogue of the crystalline Appalachian belt.
The Boston Mountains are substantially a continuation of the Ozark dome of Missouri.
Are attained in the Boston Mountains, which are the highest portion of the Ozark uplift, and the most picturesque.
==Flora== Arkansas lies in the humid, or Austroriparian, area of the Lower Austral life-zone, except the highlands of the Ozark uplift and Ouachita Mountains, which belong to the humid, or Carolinian, area of the Upper Austral.
The great zinc and lead area along the northern border in the plateau portion of the Ozark region has proved a disappointment in development; the iron areas have hardly been touched, and the product of the exceptionally promising deposits of manganese lost ground after 1890 before ' For 1906 the Y earbook of the U.
HOT SPRINGS, a city of Arkansas, U.S.A., the county-seat of Garland county, at the easterly base of the Ozark mountains, 55 m.
He composed a considerable, quantity of poetry and several minor prose works, especially Notes on the Iroquois (1846); Scenes and Adventures in the Ozark Mountains (1853).
EUREKA SPRINGS, a city and health resort, one of the countyseats - Berryville being the other - of Carroll county, in the extreme north-western part of Arkansas, U.S.A., in the Ozark uplift, 1800 ft.