Sapphire Definition & Meaning - Merriam-Webster
The meaning of SAPPHIRE is a gem variety of corundum in transparent or translucent crystals of a color other than red; especially : one of a transparent rich blue.
Sapphire - Wikipedia
Sapphire is a precious gemstone, a variety of the mineral corundum, consisting of aluminium oxide (α- Al 2 O 3) with trace amounts of elements such as iron, titanium, cobalt, lead, chromium, vanadium, magnesium, boron, and silicon.
SAPPHIRE | English meaning - Cambridge Dictionary
SAPPHIRE definition: 1. a precious stone, usually bright blue, that is often used in jewellery: 2. bright blue 3…. Learn more.
SAPPHIRE | definition in the Cambridge English Dictionary
SAPPHIRE meaning: 1. a precious stone, usually bright blue, that is often used in jewellery: 2. bright blue 3…. Learn more.
Sapphire | Properties, Color & Uses | Britannica
Sapphire, transparent to translucent, natural or synthetic variety of corundum (q.v.; aluminum oxide, Al2O3) that has been highly prized as a gemstone since about 800 bc. Its colour is due mainly to the presence of small amounts of iron and titanium and normally ranges from a very pale blue to deep.
SAPPHIRE definition and meaning | Collins English Dictionary
noun. 1. a. any precious corundum gemstone that is not red, esp the highly valued transparent blue variety. A synthetic form is used in electronics and precision apparatus. Formula: Al 2 O 3. b. (as modifier) a sapphire ring.
Sapphire | Properties, Formation, Occurrence - Geology Science
Jul 1, 2024 · The blue color of sapphire is due to the presence of trace amounts of iron and titanium in the crystal structure. Sapphire is one of the hardest naturally occurring substances, with a rating of 9 on the Mohs scale of mineral hardness, and is …
SAPPHIRE Definition & Meaning | Dictionary.com
Sapphire is a transparent gemstone known for its deep-blue variety. Sapphire belongs to the corundum family of minerals. Sapphires come in a variety of colors (including completely clear), but if a color is not specified, the word sapphire usually refers to the blue kind.
sapphire - Wiktionary, the free dictionary
Oct 15, 2024 · (countable and uncountable) A white, yellow, or purple variety of corundum, either clear or translucent.
Sapphire - Definition, Meaning & Synonyms - Vocabulary.com
a transparent piece of sapphire that has been cut and polished and is valued as a precious gem