quartz

• Твердый, блестящий минерал, состоящий из диоксида кремния, встречающийся во многих типах горных пород, таких как песчаник и гранит; также относится к бесцветному, почти чистому кварцевому стеклу.

A hard, glossy mineral composed of silicon dioxide, found in many types of rocks such as sandstone and granite; also refers to a colorless, nearly pure silica glass.

1. Crystalline mineralB2formal

   A hard, glossy mineral composed of silicon dioxide, found in many types of rocks such as sandstone and granite.

   Кристаллический минерал

   • The geologist identified a large quartz crystal in the cave.
   • Quartz is one of the most common minerals in the Earth's crust.
   • The sand on the beach sparkled because it contained tiny quartz particles.

   Синонимыcrystalrock crystal

2. Synthetic glassC1formal

   A colorless, transparent glass made from nearly pure silica, often used in scientific and industrial applications.

   Кварцевое стекло

   • The laboratory used quartz glass for the high-temperature experiment.
   • Quartz glass is valued for its ability to withstand extreme heat.
   • The watch face was made of synthetic quartz for durability.

   Синонимыquartz glass