schorl

• Существительное, обозначающее чёрную непрозрачную разновидность турмалина — минерала, состоящего из сложных боросиликатных соединений.

A noun referring to a black, opaque variety of tourmaline, a mineral composed of complex borosilicate compounds.

1. Black TourmalineC1formal

   A black, iron-rich variety of the mineral tourmaline, often used in jewelry and for its purported metaphysical properties.

   Чёрный турмалин

   • The specimen of schorl from the mine was exceptionally large.
   • Schorl is commonly used in protective amulets.
   • Geologists identified the black crystals as schorl.