1 Aspirator (medical device) , a suction device used to remove bodily fluids from a patient. 2  Aspirator (pump) , a device producing vacuum by the Venturi effect in a constricted stream of fluid. 3  Aspirator (entomology) , also known as pooter, a suction device used to collect insects. Aspirator (pump) , a device producing vacuum by the Venturi effect in a constricted stream of fluid. 2  Aspirator (entomology) , also known as pooter, a suction device used to collect insects.
Lapis lazuli. Lapis redirects here. For other uses, see Lapis (disambiguation). Lapis lazuli (/ËlÃ¦pÉªs ËlÃ¦zjuËli/, /-ËlÃ¦zjuËlaÉª/), or lapis for short, is a deep blue metamorphic rock used as a semi-precious stone that has been prized since antiquity for its intense color.
Lapis lazuli is a rock whose most important mineral component is lazurite (25% to 40%), a feldspathoid silicate mineral with the formula (Na,Ca) 8 (AlSiO 4) 6 (S,SO 4 ,Cl) 1-2.apis lazuli was being mined in the Sar-i Sang mines and in other mines in the Badakhshan province in northeast Afghanistan as early as the 7th millennium BCE.