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GEMS
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FACETED GEMS
- GARNET RHODOLITE
- AMETHYST
- AXINITE
- BITOWNITA
- CLINOHUMITE
- SMOKED QUARTZ
- QUARTZ TOURMALINE
- ESCAPOLITA
- sphene
- GARNET SPESSARTITE
- SPINEL
- IOLITE
- KUNZITE
- KYANITE
- LABRADORITE
- INCA STONE
- GARNET DEMANTOID
- HACKMANITE
- SAPPHIRE
- GARNET
- SPHALERITE
- PEZZOTAITE
- ANDALUCITE
- PERIDOT
- AMETRINE
- SILLIMANITE
- GARNET TSAVORITE
- DIASPORE
- RUBY
- TOURMALINE
- GRANDIDIERITE
- OPAL
- QUARTZ ROSE
- ANDESINE
- HELIODOR
- AQUAMARINE
- RUBELITE
- MICROCLINE
- HESSONITE GARNET
- ZIRCON
- APATITE
- GARNET IMPERIAL
- RODHONITE
- FLUORITE
- TRIPLITE
- MORGANITE
- MALAYA GARNET
- GARNET COLOR CHANGE
- VESUVIANITE
- CASITERITE
- EPIDOTE
- PARISITE
- RUTILE
- PERICLINE
- AERIGINE
- MONAZITE
- ZOISITAE
- CITRINE QUARTZ
- PREHNITE
- ORTHOCLASE
- EMERALD
- THULITE
- CASSITERITE
- APOPHYLLITE
- SCHEELITE
- BERYLLONITE
- AMBER
-
CABOCHONS
- AERINITE
- STAR GARNET
- JADEITE
- OPAL
- CINTA STONE
- INCA STONE
- MOONSTONE
- PIETERSITE
- PIROXMANGITE
- PREHNITE
- RODOCROSITE
- SERPENTINE
- SODALITE
- TEFROITE
- TURQUOISE
- CHAROITE
- CHALCEDONY
- RODONITE
- SPHALERITE
- OBSIDIAN
- PERIDOT
- TIGER EYE
- SERAFINITA
- BUMBLE BEE
- ESTROMATOLITO
- MALACHITE
- GRANDIDIERITE
- GARNET TSAVORITE
- GARNET HESONITE
- ROSE QUARTZ
- INCLUDED QUARTZ
- AMETHYST
- AQUAMARINE
- ALBITE
- GARNET SPESSARTITE
- EMERALD
- MALI GARNET
- KYANITE
- SUNSTONE
- CRISOPRASE
- UNAKITE
- HACKMANITE
- SAPPHIRE
- AMBER
- TOURMALINE
- VARISCITE
- IOLITE
- Chrysoberyl
- QUIASTOLITE
- APATITE
- ALEXANDRITE
- COLOR CHANGE
- CAT EYE
- APATITE
- RUBY
- AMAZONITE
- JASPER
- LARIMAR
- LAPISLAZULI
- GARNET
- PYROMORPHITE
- DEMANTOIDE GARNET
- THULITE
- CRYSOCOLLA
- FLUORITE
- CARVED MINERALS
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FACETED GEMS
- JEWELLS
-
MINERALS
- AERINITE
- AQUAMARINE
- AMETRINE
- ANGELITE
- AZURITE
- CHALCEDONY
- CITRINE QUARTZ
- DRAVITE TOURMALINE
- ESTAUROLITE
- TSAVORITE GARNET
- SPHALERITE
- EMERALD
- RHODOLITE GARNET
- MALI GARNET
- GARNET COLOUR CHANGE
- DEMANTOIDE GARNET
- HESSONITE GARNET
- SPESSARTITE GARNET
- ALMANDINE GARNET
- ANDRADITE GARNET
- GRANDIDIERITE
- MALACHITE
- MORGANITE
- OBSIDIANE
- OPAL
- ORTHOCLASE
- PAISINE
- PERIDOT
- PIRITE
- POLDERVAARTITE
- PREHNITE
- BITERMINATED QUARTZ
- CHIASTOLITE
- RUBY
- RHODOCHROSITE
- TOPAZ
- VARISCITE
- ZOISITE AND RUBY
- METEORITES
- FOSSIL
- LOTS
- BLOG
Amethyst
Amethyst
Size: 13x9x8.3mm
Weight: 5.85ct
Uruguay
Amethyst
Chemical: SiO2
Amethyst is a violet variety of quartz. It comes in the full range of violets. Nearly colorless to dark violet. In the best examples has flashes of red and blue. When an amethyst has a dark purple with flashes it is commercially called "Siberian color," because in Siberia came specimens of great beauty.
It has Mohs hardness 7 and can be used safely durability.
It has successfully sintered with confidence and is very difficult to distinguish the synthetic natural.
A very high percentage of which are for sale in the market are synthetic so it is a gem that must be purchased from a supplier in confidence.
We guarantee that our amethysts are natural.
The main deposits are in: Uruguay, Brazil, Bolivia, East Africa, Russia.
In Catalonia were very important amethysts Montseny (Barcelona).