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Orbicular jasper from Madagascar. Orbicular jasper is a variety of jasper which contains variably-colored orbs or spherical inclusions or zones. In highly silicified rhyolite or tuff, quartz and feldspar crystallize in radial aggregates of needle-like crystals which provide the basis or seed for the orbicular structure seen in this kind of jasper. [1]
Jasper, an aggregate of microgranular quartz and/or cryptocrystalline chalcedony and other mineral phases, [1] [2] is an opaque, [3] impure variety of silica, usually red, yellow, brown or green in color; and rarely blue. The common red color is due to iron(III) inclusions. Jasper breaks with a smooth surface and is used for ornamentation or as ...
Tasikmalaya Regency is one of Indonesia's foremost tourist destinations. [20] It has a number of accessible tourist attractions, even though many are located deep in the rural area of the regency. In the southern area, where the regency borders the Indian Ocean, tourist destinations are primarily along the coastline of the regency, which ...
Indonesia is an archipelagic country located in Southeast Asia and Oceania, lying between the Indian Ocean and the Pacific Ocean.It is located in a strategic location astride or along major sea lanes connecting East Asia, South Asia and Oceania.
Indonesia straddles two of the Earth's biogeographical realms, large-scale divisions of the Earth's surface based on the historic and evolutionary distribution patterns of plants and animals. Realms are subdivided into bioregions (and marine realms into provinces), which are in turn made up of multiple ecoregions.
Beaches in Indonesia are extensive, characterized by coral reefs, deposits from volcanoes, rich marine biodiversity, strong ocean currents, and associated with diverse cultural traditions. With around 17,500 islands , [ 1 ] Indonesia has an intricate coastline of over 80,000 km (50,000 mi), [ 2 ] the fourth longest in the world.
Indonesia, [b] officially the Republic of Indonesia, [c] is a country in Southeast Asia and Oceania, between the Indian and Pacific oceans. It consists of over 17,000 islands , including Sumatra , Java , Sulawesi , and parts of Borneo and New Guinea .
Flores Sea. The seas that border the Flores Sea are the Bali Sea (to the west), the Java Sea (to the northwest), and the Banda Sea (to the east and northeast).. The Indian Ocean and the Savu Sea lie to the south but are separated from the Flores Sea by various islands.