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Template
:
Gemstones
From WikiMD's Wellness Encyclopedia
Gemstones
Gemmological classifications by E. Ya. Kievlenko (1980), updated
Jewelry
stones
1st order
*
Diamond
Ruby
Emerald
Blue Sapphire
Alexandrite
Natural marine pearls
2nd order
*
Pink sapphire
Demantoid
Tsavorite
Spinel
Precious Black Opal
Tanzanite
3rd order
*
Yellow, Green, Violet Sapphires
Aquamarine
Orange
topaz
(Imperial)
Elbaite
Precious White and Fire Opal
4th order
*
Tourmaline
– Verdelite
Indicolite
, polychromous
Beryl
–
Heliodor
, pink, yellow-green
Topaz
yellow, blue, pink
Peridot
Garnets
–
Spessartine
(malaya),
Rhodolite
,
Almandine
,
Pyrope
Amethyst
Citrine
Blue
Turquoise
Jewelry-Industrial
stones
1st order
*
Lazurite
Jadeite
Nephrite
Malachite
Amber
(
Baltic amber
)
Chrysoprase
Charoite
2nd order
*
Agate
Amazonite
Rhodonite
Colorless,
smoky
and
pink
quartz
Hematite
Common
opal
Opaque iridescent
feldspars
Industrial stones
*
Jasper
Graphic
granite
Petrified wood
Cacholong
(Porouse
opal
)
Marble
onyx
Obsidian
Listwanite
(green mica)
Jet
Selenite
Fluorite
Serpentinite
Aventurine
quartzite
Ophicalcite
(
Serpentine
/
Calcite
)
Pagodite
(
Pyrophyllite
/
Talc
)
List of gemstones by species
