. A geological reconnaissance of the Dominican republic . an altitude of about500 meters above sea level. Rio Guayajayuco or Artibonito, here a swift stream about 18 meterswide flowing in a steep-walled sandstone gorge, is crossed near the smallsettlement of Guayajayuco. From Guayajayuco the trail leads over steephills for 9 or 10 kilometers, follows the bed of Rio Guayajayuco for aboutone kilometer, and then ascends to the grassy bench upon which stands thelittle settlement of El Amacey. At El Amacey begins the steep ascent of Loma Vieja. The trail climbssome 650 meters above the river to an
. A geological reconnaissance of the Dominican republic . an altitude of about500 meters above sea level. Rio Guayajayuco or Artibonito, here a swift stream about 18 meterswide flowing in a steep-walled sandstone gorge, is crossed near the smallsettlement of Guayajayuco. From Guayajayuco the trail leads over steephills for 9 or 10 kilometers, follows the bed of Rio Guayajayuco for aboutone kilometer, and then ascends to the grassy bench upon which stands thelittle settlement of El Amacey. At El Amacey begins the steep ascent of Loma Vieja. The trail climbssome 650 meters above the river to an altitude of approximately 1,035meters above sea level, but Loma Vieja still towers above the trail, itssummit lost in the mists. The vegetation is mostly shrubbery inter-spersed with a few small pines. An abundance of filmy, greenish-grayhanging moss gives it a ghostly appearance. The trail follows narrow ridges on the flanks of Loma Vieja for two orthree kilometers, then plunges down into the valley of Rio Joca, a swift o ffl H £>g Pi « H P Soo Q. GEOGRAPHY. 37 stream several meters wide flowing in a gorge about 40 meters deep. Joca,on the south side of the valley, is a station of the Guardia Nacional. Fromthis lonely post patrols of two men are daily sent to meet the patrols fromRestauracion at Guayajayuco. Constant vigilance is needed to preventthe passage of bandits and smugglers across the Haitian boundary. VALLEY OF SAN JUAN. The great valley of San Juan occupies an area in the western part ofAzua Province lying between the Cordillera Central on the north and theSierra de Neiba on the south. On the west it merges into the centralplain of Haiti; on the east it is separated from the Azua Plain by spursfrom the Cordillera Central and the Sierra de Neiba. A low divide nearLas Matas forms the watershed between Rio Macasia, which flows west-ward into Riviere Artibonite, and Rio San Juan, one of the larger tribu-taries of Rio Yaque del Sur. The part of the valley within the
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectgeology, bookyear1921
