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Precious coral, or red coral, is the common name given to a genus of marine corals, Corallium. The distinguishing characteristic of precious corals is their durable and intensely colored red or pink-orange skeleton , which is used for making jewelry .
Coralliidae, also known as precious corals, is a taxonomic family of soft corals belonging to the suborder Scleraxonia of the phylum Cnidaria. [1] These sessile corals are one of the most dominant members of hard-bottomed benthic environments such as seamounts, canyons and continental shelves. [2]
Melithaea ochracea grows on shallow reefs in the South China Sea between Taiwan and Indonesia.Its range also includes Singapore and Malaysia. [3] In Taiwan, it is the most widespread gorgonian coral and is found on the higher parts of reef fronts where its numerous small polyps can feed at water flow rates varying from 4 to 40 centimetres (1.6 to 15.7 in) per second.
Coral poaching is the harvesting of highly valued coral species from protected areas for sale as various types of jewellery that could be sold for up to $1,800 per gram. The illegal removal of coral is one of the largest environmental issues in many countries in East Asia, Southeast Asia, and South Asia, destroying valuable ecosystems that ...
Coral is also farmed by scientists for research, by businesses for the live and ornamental coral trade, and by private reef aquarium hobbyists. Coral reef farming involves extracting a part of a coral colony or free-floating larvae from a reef, and growing them in a nursery until outplanting [5] would be successful.
Parure made for Farida of Egypt in 1934 Cameo, Ascione, 1925. The Museo del Corallo is a small private museum of coral jewellery in Naples, in Campania in southern Italy. It also holds some cameos and jewellery in ivory and tortoiseshell.
The earliest known technique of attaching stones to jewelry was bezel setting. A bezel is a strip of metal bent into the shape and size of the stone and then soldered to the piece of jewelry. The stone is then inserted into the bezel, and the metal edge of the bezel pressed over the edge of the stone, holding it in place.
About essays – what essays are, the types of essays and status within the community. Avoid writing redundant essays – why it is a good idea to check if similar essays already exist before creating new ones. Difference between policies, guidelines and essays – what the community chooses to call a "policy" or a "guideline" or an "essay".