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pyrites    
n. 硫化铁矿

硫化铁矿

pyrites
n 1: any of various metallic-looking sulfides (of which pyrite
is the commonest)

Pyrite \Pyr"ite\, n.; pl. {Pyrites}. [Cf. F. pyrite. See
{Pyrites}.] (Min.)
A common mineral of a pale brass-yellow color and brilliant
metallic luster, crystallizing in the isometric system; iron
pyrites; iron disulphide.
[1913 Webster]

Hence sable coal his massy couch extends,
And stars of gold the sparkling pyrite blends. --E.
Darwin.
[1913 Webster]


Pyrites \Py*ri"tes\, n. [L., fr. Gr. ?, fr. ? fire. See {Pyre}.]
(Min.)
A name given to a number of metallic minerals, sulphides of
iron, copper, cobalt, nickel, and tin, of a white or
yellowish color.
[1913 Webster]

Note: The term was originally applied to the mineral pyrite,
or iron pyrites, in allusion to its giving sparks when
struck with steel.
[1913 Webster]

{Arsenical pyrites}, arsenopyrite.

{Auriferous pyrites}. See under {Auriferous}.

{Capillary pyrites}, millerite.

{Common pyrites}, isometric iron disulphide; pyrite.

{Hair pyrites}, millerite.

{Iron pyrites}. See {Pyrite}.

{Magnetic pyrites}, pyrrhotite.

{Tin pyrites}, stannite.

{White iron pyrites}, orthorhombic iron disulphide;
marcasite. This includes cockscomb pyrites (a variety of
marcasite, named in allusion to its form), spear pyrites,
etc.

{Yellow pyrites}, or {Copper pyrites}, the sulphide of copper
and iron; chalcopyrite.
[1913 Webster] Pyritic


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  • Pyrite - Wikipedia
    Pyrite is a semiconductor material with a band gap of 0 95 eV [21] Pure pyrite is naturally n-type, in both crystal and thin-film forms, potentially due to sulfur vacancies in the pyrite crystal structure acting as n-dopants [22]
  • Pyrite Mineral | Uses and Properties - Geology. com
    Pyrite is a brass-yellow mineral with a bright metallic luster It has a chemical composition of iron sulfide (FeS 2) and is the most common sulfide mineral It forms at high and low temperatures and occurs, usually in small quantities, in igneous, metamorphic, and sedimentary rocks worldwide
  • Pyrite (Fool’s Gold) | Properties, Formation, Occurrence and Uses
    Pyrite is commonly referred to as “fool’s gold ” Although much lighter than gold, its brassy color and relatively high density misled many novice prospectors Its name is derived from the Greek word pyr, meaning “fire,” because it emits sparks when struck by iron
  • Pyrite | Properties Facts | Britannica
    pyrite, a naturally occurring iron disulfide mineral The name comes from the Greek word pyr, “fire,” because pyrite emits sparks when struck by metal Pyrite is called fool’s gold; to the novice its colour is deceptively similar to that of a gold nugget
  • All About Pyrite – Uses, Properties, Color, and Worth
    Pyrite, or iron pyrite, is a mineral comprised of iron sulfide Pyrite is typically found around other sulfides or oxides in quartz, sedimentary rock, and metameric rock Pyrite’s metallic luster and similarity to gold has given way to the common nickname “Fools Gold”
  • Pyrite: Properties, Uses, Occurrence, Toxicity – Geology In
    Pyrite is a naturally occurring mineral composed of iron and sulfur, with the chemical formula FeS₂ It belongs to the sulfide group of minerals and is known for its metallic luster and brass-yellow color, often mistaken for gold, hence the nickname "fool's gold "
  • Pyrite: mineral characteristics, properties, uses - ZME Science
    Pyrite, commonly known as “Fool’s Gold,” is a fascinating mineral that has captivated humanity for centuries Its shimmering, metallic luster and pale brass-yellow hue have often led to confusion
  • Pyrite - New World Encyclopedia
    Pyrite (or iron pyrite) is the most common of the sulfide minerals Chemically, it is known as iron disulfide (FeS 2) Its metallic luster and brassy hue have earned it the nickname fool's gold Ironically, small quantities of actual gold are occasionally associated with pyrite
  • Unveiling the Pyrite Meaning: Healing Properties Everyday Uses
    Pyrite is a beautiful and powerful mineral known for its protective properties, encouraging inner strength and unlocking creativity Pyrite’s metallic luster golden hue make it sought-after material that can form stunning shapes with a hardness score of 6, 6 5 on the Mohs scale
  • Pyrite - Ohio Department of Natural Resources
    Pyrite (FeS 2) is a hard, metallic sulfide mineral that appears brass-yellow in color Pyrite is also known as "fool's gold" because of its superficial resemblance to gold In Ohio, pyrite occurs primarily in black shales and coals from Middle Devonian to Pennsylvanian in age Chemical class: Sulfide Crystallization: Isometric; diploidal; m 3





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