1. Tridacnidae (scientific name: Tridacnidae spp.): It is a marine animal of the class Bivalvia of the phylum Mollusca.
There are 9 species of Tridacna in 1 family, 1 genus. It is the largest bivalve shell in the ocean and is known as the “King of Shells”. The maximum body length can reach more than 1 meter. and the weight can reach more than 300 kg. The shell is thick and thick, the edge of the shell is like a tooth, the two shells are about the same size, the inner shell is white and smooth, as white as jade. External ligament, usually with a large byssal hole. The hinge part has one main tooth and 1-2 rear side teeth. The mantle mark is complete, the anterior adductor muscle disappears, and the posterior adductor muscle is close to the center.
All are tropical species and generally live on coral reefs with byssus. It's the biggestshellfish among bivalves, among which the giant clam (Tridacna gigas) has a shell length of up to 1 meter. There are large numbers of zooxanthellae in the clam's mantle. Thanks to the vitreous body of the membrane, the zooxanthellae multiply in large quantities and constitute their own nutrients. The two form a special, mutually beneficial symbiotic relationship.
Mainly distributed in the Indian Ocean and the Pacific Ocean. There are 6 species in China, distributed across Taiwan and various islands and reefs in the South China Sea.
2. Tridacna is one of the seven treasures of Buddhism and its pure whiteness is considered the best in the world.
1. Tridacna has the functions of maintaining the house, attracting wealth, nourishing the body, calming the mind and soothing the aura, and stabilizing the aura.
2. It can ward off evil spirits and ensure peace, eliminate disasters, eliminateundermine evil and gather spirits, and change Feng Shui.
3. It can enable the wearer to improve harmony and balance of body and mind, inspire personal wisdom, and avoid unnecessary problems and worries.
4. Tridacna has experienced thousands of years of cultivation and growth, and the magnetic field energy it emits is very significant. The beads worn by second-rank officials of the Qing dynasty when attending court were made of clams, and prominent monks held rosaries made of clams. Buddhist monks in various places held prayer beads cut from clams to practice, which is one way. to practice Avalokitesvara. A necessary weapon for Bodhisattva Dharma. It is said that those who hold Tridacna to practice Dharma protection will have more than double the merits, which is a secret treasure for Buddhist spiritual practice.ist.
What are sea creatures?
It plays an extremely important role in both Buddhism and Taoism. This is Tridacna, which is also the whitest substance in the world, with a whiteness of 10.
The sacred status of Tridacna in Buddhism and Taoism
The Sutra Mahaprajna records Tridacna as one of the seven treasures, with gold, silver, colored glazes, Tridacna, agate, amber and coral. are the seven treasures; the recordings of the “Vajra Yoga Rosary Sutra”: Using the Tridacna beads to recite the name of the Buddha can obtain several times the merits.
In addition, Tridacna Buddha beads are a necessary instrument for practicing the Bodhisattva Avalokitesvara method. Those who use Tridacna to cultivate Dharma protectors will have more than twice the merit and achieve a state of perfect wisdom. for spiritual practice buddhiste.
The Taoist “Yuanshi Tianzun speaks of the Tao Body Sutra” says: “Refined in essence of the body, blood is refined with flowers, bones are refined with gold, marrow is refined with white. jade, the brain is refined with cinnabar, and the kidneys are refined with Tridacna, the heart is transformed into coral, these are the seven treasures."
In Taoism, Tridacna has the effect of expelling evil spirits, avert disasters, nourish vitality and prolong life It is the highest path of all agesA magical instrument or object that a great virtuous man carries with him Deep sea clams are a. Indispensable ingredient in Taoist elixirs, and they are also the sacred product used by the Waidan Taoist sect to cultivate Taoism and become immortal
Tridacna was also a royal gemstone in ancient times
.During the Ming and Qing dynasties, Tridacna was widely usednaked. During the Qing Dynasty, Tridacna was selected as one of the royal gemstones used by officials to distinguish their official ranks. According to the records of “Huidian of the Qing Dynasty”: “The sixth-grade egret is decorated with a small sapphire on the top. of the imperial crown, with a Tridacna on top, and the auspicious crown is decorated with a Tridacna
The current situation of clams
In recent years, with the rise quiet of. The clam processing industry, fishing and clam processing has become an industry. Due to overfishing by fishermen, the fate of this king of marine shells is worrying: “In two years, they will definitely be fished out. "After years of uninterrupted fishing, the natural resources of clams are almost exhausted. Large clams have disappeared in Xisha, and only a small amount can be found in the waters of Zhongsha and Nansha.
Classification of Silk Jadeized Golden Clams Blood Tridacna Tridacna
The lifespan of Jade Tridacna Tridacna is generally more than a hundred years. After death, the shells are deposited on the seabed and soaked in silica at high pressure, low temperature and. anaerobic environment. The carbon elements of the clams are gradually replaced by silica, and some of the original characteristics of the clams are partially retained, thus forming "jade clams". Because jade clams are more expensive, some unscrupulous merchants will do it. use Afghan jade to pass it off as jade clams.
Golden clams are clams with gold threads. Personally, I think the cause of the golden threads is the growing process of the clams. The absorption of different minerals or trace elements. at a certain stage, a certain layer may takedre a yellow color. Gold silk Buddhist beads are very popular if you can select all the gold thread with the same thickness. The bracelet will be an even rarer product. Golden clams are typically used to process pearls and are rarely processed into other products.
Most golden clams on the market are called horsetail snails. Made from dyed conch shells, their cost is extremely low. costs 100 yuan per channel. Art and entertainment enthusiasts should be careful.
The blood clam is certainly the best among all clams. Because the quantity is scarce, the price also increases and is huge. profits, most of the blood clams sold in the market are replaced by Wanbao snails.
How to tell real and fake Tridacna pearls apart >
Texture: Tridacna grows naturally. , that is to say that itNo two clam pearls have the same texture.
Old clams should have cracks and crack thickness, direction, length and no consistency. You can see the cracks and color underneath one. magnifying glass: the clam is white like jade, with a smooth and shiny appearance, with a pearly shine on the surface, and a few hairs. The color is yellow. Fake clams come in white stone, shell powder or white. stone powder and glue. They are spotless and dull, and the surface is shiny and unnatural.
Wenwan How to play and care for Tridacna Buddha beads
When playing with Tridacna Buddha beads. , be careful not to use sweaty hands to play with them. Unlike Xingyue Bodhi and Rudraksha, they are not played with the hands. The more you sweat, the better the results will be. Tridacna, like pearls and corals, is an organic gemstone. She hasme oils it and is afraid of sweat, so once it comes into contact with a lot of sweat, it atomizes or even turns black.
Before playing handicap, be sure to wash it with clean water to remove dust on the surface, dry it, and then use a soft cotton cloth or cotton gloves to play to disability. When playing handicap, be sure to wash it. to avoid excessive speed or excessive temperature. Otherwise, the Tridacna will lose water and quickly appear rings, what are commonly called cracks, thus affecting its appearance! When the clam is close to the temperature of your hands, rinse it with cold water to lower the temperature and continue playing!
The chemical composition of Tridacna Buddha beads is mainly calcium carbonate, so contact with acids and alkalis should be avoided. Because the physical properties of clams are unstables, they turn yellow over time and must be soaked in a dilute solution of hydrochloric acid to restore their shine.
Functions of Tridacna Buddha Beads
Tridacna has great magnetic field energy, which can help the human body adjust the balance of the magnetic field, inspire personal wisdom and ward off evil spirits. and ensures safety, and Tridacna has a calming effect on the mind, can improve sleep, prevent aging, and has the function of attracting wealth and improving luck.
Taboo on wearing Tridacna Buddha beads
You cannot wear Buddha, Bodhisattva, Pixiu, Bagua Mirror, Dragon Turtle, God of Wealth, Eagle, Wenchang Pagoda, Pierre Taishan, etc. wearing Tridacna Buddha beads. Because Buddhism emphasizes "emptiness", if worn with the above, it will have no effect and is just an ordinary accessory.
One thing is thatBuddhist practitioners and lovers of literature and art should remember not to wear Buddhist beads made from live clams, otherwise the clam beads not only fail to ward off evil and protect the body, but also fail to ward off evil and protect the body. will do. also attract sins. And disasters, remember, remember.
Live clams, as their name suggests, are clams that originally lived in the ocean, were slaughtered, then captured and sold. Fossil clams are clams that have been dead for hundreds of thousands of years. These are clams petrified in coral reefs or buried in the sand of the seabed. These clams are already dead when caught, so there are no mortality concerns. .
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There are 210 species of creatures on the seabed. There are currently 210,000 known marine species, and the true number is estimated to be more than 10 times that number, or 2.1 million species.
20,278 species of marine life have been recorded in the waters under our jurisdiction. Marine life belongs to 5 biological kingdoms and 44 biological phyla. Among them, the animal kingdom has the most species. 12,794 species. The prokaryotic kingdom has at least 229 species.
Scientists around the world are currently engaged in an unprecedented collaborative effort to identify and catalog all marine life. How many kinds of creatures are there in the ocean?
A survey report integrating global ocean data has been published. There are currently 15,304 recorded species of marine fish, and it is expected that there will eventually be around 20000 species of marine fish. There are currently 210,000 known marine species, and the actual population is estimated to be more than 10 times higher, at 2.1 million species.