Diamond vs. Quartz

Diamondnoun

(uncountable) A glimmering glass-like mineral that is an allotrope of carbon in which each atom is surrounded by four others in the form of a tetrahedron.

Diamondnoun

A gemstone made from this mineral.

Diamondnoun

A ring containing a diamond.

Diamondnoun

A very pale blue color/colour.

Diamondnoun

Something that resembles a diamond.

Diamondnoun

(geometry) A rhombus, especially when oriented so that its longer axis is vertical.

Diamondnoun

(geometry) The polyiamond made up of two triangles.

Diamondnoun

(baseball) The entire field of play used in the game.

Diamondnoun

(baseball) The infield of a baseball field.

Diamondnoun

(card games) A card of the diamonds suit.

Diamondnoun

A size of type, standardised as 4½ point.

Diamondnoun

The size of type between brilliant and pearl, standardized as 4½-point.

Diamondadjective

made of, or containing diamond, a diamond or diamonds.

Diamondadjective

of, relating to, or being a sixtieth anniversary.

Diamondadjective

of, relating to, or being a seventy-fifth anniversary.

Diamondadjective

(slang) First-rate; excellent.

Diamondverb

to adorn with or as if with diamonds

Diamondnoun

A precious stone or gem excelling in brilliancy and beautiful play of prismatic colors, and remarkable for extreme hardness.

Diamondnoun

A geometrical figure, consisting of four equal straight lines, and having two of the interior angles acute and two obtuse; a rhombus; a lozenge.

Diamondnoun

One of a suit of playing cards, stamped with the figure of a diamond.

Diamondnoun

A pointed projection, like a four-sided pyramid, used for ornament in lines or groups.

Diamondnoun

The infield; the square space, 90 feet on a side, having the bases at its angles.

Diamondnoun

The smallest kind of type in English printing, except that called brilliant, which is seldom seen.

Diamondadjective

Resembling a diamond; made of, or abounding in, diamonds; as, a diamond chain; a diamond field.

Diamondnoun

a transparent piece of diamond that has been cut and polished and is valued as a precious gem

Diamondnoun

very hard native crystalline carbon valued as a gem

Diamondnoun

a playing card in the minor suit of diamonds

Diamondnoun

the area of a baseball field that is enclosed by 3 bases and home plate

Diamondnoun

the baseball playing field

Diamondnoun

a precious stone consisting of a clear and colourless crystalline form of pure carbon, the hardest naturally occurring substance

Diamondnoun

a tool with a small diamond for cutting glass.

Diamondnoun

an excellent or very special person or thing

Diamondnoun

a figure with four straight sides of equal length forming two opposite acute angles and two opposite obtuse angles; a rhombus

Diamondnoun

one of the four suits in a conventional pack of playing cards, denoted by a red diamond.

Diamondnoun

a card of the suit of diamonds

Diamondnoun

the area delimited by the four bases of a baseball field, forming a square shape.

Diamondnoun

a baseball field.

Diamond

Diamond is a form of the element carbon with its atoms arranged in a crystal structure called diamond cubic. At room temperature and pressure, another solid form of carbon known as graphite is the chemically stable form of carbon, but diamond almost never converts to it.

Quartznoun

(mineral) The most abundant mineral on the earth's surface, of chemical composition silicon dioxide, SiO2. It occurs in a variety of forms, both crystalline and amorphous. Found in every environment.

Quartznoun

A form of silica, or silicon dioxide (SiO2), occurring in hexagonal crystals, which are commonly colorless and transparent, but sometimes also yellow, brown, purple, green, and of other colors; also in cryptocrystalline massive forms varying in color and degree of transparency, being sometimes opaque.

Quartznoun

colorless glass made of almost pure silica

Quartznoun

a hard glossy mineral consisting of silicon dioxide in crystal form; present in most rocks (especially sandstone and granite); yellow sand is quartz with iron oxide impurities

Quartz

Quartz is a hard, crystalline mineral composed of silica (silicon dioxide). The atoms are linked in a continuous framework of SiO4 silicon-oxygen tetrahedra, with each oxygen being shared between two tetrahedra, giving an overall chemical formula of SiO2.