Lewy body dementia occurs when Lewy bodies accumulate and affect chemicals in the brain that lead to problems with thinking, movement, behavior and mood. Dementia is a severe loss of these abilities, especially thinking, and is one of the most common causes of dementia after Alzheimer's disease and vascular disease.
Definition of lazurite in the English dictionary The definition of lazurite in the dictionary is a rare blue mineral consisting of a sodiumâcalciumâaluminium silicate and sulphide: used as the gemstone lapis lazuli. Formula: 862.
Chemical & mechanical properties of Lapis Lazuli. This beautiful stone is technically a rock, not a mineral, because it is made up of various other minerals. Lazurite can be thought of as a product of a chemical reaction between the mineral nepheline, similar chemically to the common mineral feldspar, and sodium chloride, NaCl, the mineral halite.