Slow Heart Beat (Bradycardia) An abnormally slow sinus heart rate is called the âsick sinus syndromeâ and, if severe, results in symptoms of fatigue. In some such cases a permanent pacemaker is needed to be implanted to generate a normal heart rate. Many people with sick sinus syndrome also develop atrial fibrillation.
Petrified wood (from the Greek root petro meaning rock or stone; literally wood turned into stone) is the name given to a special type of fossilized remains of terrestrial vegetation. It is the result of a tree or tree-like plants having completely transitioned to stone by the process of permineralization.lements such as manganese, iron, and copper in the water/mud during the petrification process give petrified wood a variety of color ranges. Pure quartz crystals are colorless, but when contaminants are added to the process the crystals take on a yellow, red, or other tint.
Petrified Wood. Petrified wood is a stone that is good for grounding and stabilizing one's emotions. It is particularly useful in calming survival-based fears. It helps one be practical. It is a stone of business success. Petrified wood is a good stone for general protection.etrified Wood. Petrified wood is a stone that is good for grounding and stabilizing one's emotions. It is particularly useful in calming survival-based fears. It helps one be practical. It is a stone of business success. Petrified wood is a good stone for general protection.