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POTENSI GEOWISATA DI KAWASAN TELUK CILETUH, SUKABUMI, JAWA BARAT Adi Hardiyono; Ildrem Syafri; Mega F. Rosana; Euis Y. Yuningsih; Herry -; Suci Sarah Andriany
Bulletin of Scientific Contribution: GEOLOGY Vol 13, No 2 (2015): Bulletin of Scientific Contribution
Publisher : Fakultas Teknik Geologi Universitas Padjadjaran

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (853.992 KB) | DOI: 10.24198/bsc geology.v13i2.8396

Abstract

Ciletuh be local Geopark since August 2014, and now towards preparing to become a National Geopark. This geopark is proposed by the government of Sukabumi in 2014. Remains of the geology in this geopark is the emergence of ophiolite complex as a result of fossil tectonic subduction between the Eurasian plate and the Indo-Australian Plate at the age cretasius. Geomorphology tectonic activity form the shape known as the Ciletuh amphitheater, and also the unique shapes result of water erosion that formed the rocks that looks into unique shapes like dragon-stone, frogs-rock, buffalo-stone. etc. There is also the conservation of green turtles and other wild animals such as sea eagles, panthers also conservation Raflesia flowers, Cantigi and mangrove forests to support geopark Ciletuh. Geopark Ciletuh can be divided into four complexes, namely Geoarea Tamanjaya, Geoarea Ciwaru-Mount Rhinos, Geoarea Citisuk-Cikepuh and Geoarea Citirem Ujunggenteng.Some programs geotrek made to visit geoarea either road, or by sea with a boat, also made supporting facilities such as hotels, homestays, local guides and signs.
PETROLOGI BATUAN OFIOLIT DAERAH SODONGPARAT, KAWASAN CILETUH, SUKABUMI Mega F. Rosana; Euis T. Yuningsih; Kessar D. Saragih; Rinaldi Ikhram; Nugraha Ardiansyah
Bulletin of Scientific Contribution: GEOLOGY Vol 13, No 3 (2015): Bulletin of Scientific Contribution
Publisher : Fakultas Teknik Geologi Universitas Padjadjaran

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1152.757 KB) | DOI: 10.24198/bsc geology.v13i3.8409

Abstract

Ophiolite outcrops offers a unique opportunity to learn directly oceanic lithosphere, as ophiolite represents one of the few outcrops of rock that body can not be reached. Ophiolite is interpreted in the context of plate tectonics, as part of the oceanic lithosphere thrust into the continent during the first phase of orogenesa. Many geologists believe that the definition of ophiolite according to Penrose Field Conference in 1972, which is a typical sequence of rocks composed of, starting from the bottom: the complex ultramafic, gabbro complex, complex sheeted mafic dikes, complex mafic-volcanic and sedimentary pelagos. Ophiolite sequence may be incomplete, torn or termetamorfisme. Group ophiolite in area Ciletuh is an assemblage of mafic rocks (basalt, gabbro and ultramafic (peridotite, serpentinite), which is closely associated with the sedimentary-volcanic and metamorphic rocks. Generally ofiolitnya a sequence ophiolite very incomplete, and the mechanism of the transferor-tempatannya (emplacement ) can be equated with ophiolite "Cordilleran", which is rather a ophiolite (ocean floor, which did not contain fragments of the continent) above the subduction complex.