The maktas (or maqtas) is a slab with a groove in it to hold the reed while carving the nib used in Persian calligraphy - carved nacre was used for very decorative maktas.
It was a tribute to the deceased-- Nebamun
to make creative things out of rock that people rarely think about
Ikemefuna is taken as part of restitution made by the man who killed a tribeswoman of Umuofia.
There are many reasons that African art was made including as a form of self-expression. African art was also made for religious reasons.
The purpose of hydropower is to generate electricity.
nacre is the substance that covers a pearl naturally as it is forming
"Nacre" is not a type of pearl, but rather the material coating that creates a pearl. A pearl is made up of layers and layers of a substance called nacre -- calcium carbonate and protein. The thicker the nacre is, the more durable and valuable the pearl. The average thickness of a cultured pearl's nacre ranges from 1mm to 3mm. "Nacre" is a pearly substance that mollusks secrete around irritants. Thick, overlapping nacre layers create a strong luster and a valuable pearl. Thick nacre layers take years to build up. It can be used to determine whether a pearl is real.
I believe it is is called nacre. I read that nacre is what pearls are formed from.
nacre Macle - nacre is the lining of a shell
Mother of Pearl
yes it is.sourceswikipedia!lol
Nacre
Nacre
Pearl is produced by an oyster to protect itself from something that got inside its shell. It secretes nacre, which becomes pearl. Cultured pearls are made by placing a "seed" inside of the oyster shell, and letting the oyster work. Over time, the oyster will deposit nacre onto the seed, forming a pearl.
it was made on purpose
Layers of calcium carbonate , or laminated aragonite.
nacre