- The
mineral marcasite,
sometimes called "white iron pyrite", is iron
sulfide (FeS2) with
orthorhombic crystal structure. It is
physically and crystallographically...
-
Marcasite jewellery is
jewellery made
using cut and
polished pieces of
pyrite (fool's gold) as gemstone, and not, as the name suggests, from marcasite...
-
solar cells made
entirely of pyrite.
Pyrite is used to make
marcasite jewelry.
Marcasite jewelry,
using small faceted pieces of pyrite,
often set in silver...
-
pyrrhotite (hexagonal) Mackinawite, Fe1+xS (where x = 0 to 0.1) (tetragonal)
Marcasite,
orthorhombic FeS2 Pyrite,
cubic FeS2 (fool's gold) ****nopyrite (mi****kel)...
-
Howlite Jade
Jasper Kyanite Labradorite Lapis lazuli Larimar Malachite Marcasite Moonstone Obsidian Onyx Opal
Peridot P****lite
Quartz (smoky) Ruby Sapphire...
-
Howlite Jade
Jasper Kyanite Labradorite Lapis lazuli Larimar Malachite Marcasite Moonstone Obsidian Onyx Opal
Peridot P****lite
Quartz (smoky) Ruby Sapphire...
-
forms from the
oxidation of
primary sulfide minerals such as
pyrite and
marcasite in the near-surface environment. It
often occurs as a post mine encrustation...
- are
sometimes mistaken for
fossils of sand
dollars or
other forms (see
marcasite). Cracks, bumps, gas bubbles, and such can be
difficult to distinguish...
-
mercury deposits and is ****ociated with
native mercury, wurtzite, stibnite,
marcasite, realgar, calcite, barite,
chalcedony and hydrocarbons. It was
first described...
-
start fires.
Before the
advent of steel, a
variety of iron
pyrite or
marcasite was used with
flint and
other stones to
produce a high-temperature spark...
