TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

SURFACE BLEMISH [1 record]

Record 1 2004-11-01

English

Subject field(s)
  • Gemmology
  • Diamond Industry
DEF

Any of several types of marks found on the surface of a gemstone but which do not penetrate it significantly.

CONT

Clarity is the degree to which a stone is free from external marks called blemishes and internal features called inclusions.

OBS

Surface blemishes: scratches, nicks, pits, abraded facet edges, extra facets and naturals.

French

Domaine(s)
  • Gemmologie
  • Industrie diamantaire
DEF

Imperfection à la surface du diamant.

CONT

Un diamant jugé «sans impureté» n'aura pas de défauts de surface (caractéristiques externes) ni de défauts internes (inclusions).

OBS

Caractéristiques externes : égrisures, ébréchures, petits creux, arêtes de facettes éraflées, fausses facettes et naturels.

Spanish

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