Bamboo shoots-like sediments in limestone caves. The main component is calcium carbonate, which is formed by calcareous water dripping from caves to the ground and gradually precipitating and increasing.
Stone pillars are cylindrical objects connected by stalagmites and stalactites in limestone caves. The main component of rock is calcium carbonate. When water containing carbon dioxide seeps into limestone crevices, the above reaction will occur, dissolving calcium carbonate and forming Ca(HCO3)2 aqueous solution down the rock until it reaches the edge.
Extended data:
The efficacy and function of stalactites;
1, warming lung and relieving asthma, used for lung cold, excessive phlegm and asthma and lung deficiency. It can be used for treating lung cold and cough and asthma, and can be used together with Herba Ephedrae and Semen Armeniacae Amarum. For example, Zhongru Pill can be used together with Chinese yam, Coix seed and other drugs for invigorating spleen and lung, such as Zhongru Powder. This product can also enter the kidney, has the effect of warming the lungs and absorbing qi, and can treat cough due to lung deficiency. It can be combined with yellow wax to make pills and swallowed. If the kidney fails to absorb qi, it is combined with kidney-nourishing and yang-supporting drugs such as walnut kernel and Schisandra chinensis for asthma due to yang deficiency. ?
2. Tonifying kidney and strengthening yang is used for impotence, nocturnal emission, cold pain in waist and feet, etc. This product has the function of warming kidney and supporting yang, and can be used with kidney-tonifying drugs such as Morinda officinalis, Psoralea corylifolia and Cistanche deserticola. ?
3, breast milk, used for postpartum milk impassability. For the treatment of epigastric insufficiency and milk obstruction, it can be used equally with Lulu and Cao Tong, such as Zhong Ru Tang; If there is insufficient milk due to seminal blood, it is combined with nourishing blood and invigorating qi drugs such as Astragalus and Angelica. ?
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