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Semi-Precious Gemstones

Amethyst

Amethyst from Tunduru and Songea ranges from light lilac to deep purple. An affordable, popular quartz gemstone supplied faceted or as rough in commercial volumes.

Indicative FOB Price

$5 - $50+

USD/carat

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Specifications

Hardness7 (Mohs)
OriginsTunduru, Songea
ColorsPurple (light to deep)
TreatmentsHeat treatment (can produce citrine)
Load PortDar es Salaam (JNIA)
Target MarketsUSA, Europe, India, UAE

Harvest Seasonality

Highlighted months indicate peak harvest availability. The current month is outlined.

J
Jan
F
Feb
M
Mar
A
Apr
M
May
J
Jun
J
Jul
A
Aug
S
Sep
O
Oct
N
Nov
D
Dec

More Semi-Precious Gemstones

TourmalineSemi-Precious Gemstones
USD/carat

Tourmaline

  • Hardness 7-7.5 Mohs
  • Untreated

$50 - $1,000+USD/carat

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AquamarineSemi-Precious Gemstones
USD/carat

Aquamarine

  • Hardness 7.5-8 Mohs
  • Heat treated

$50 - $500+USD/carat

Request Quote
GarnetSemi-Precious Gemstones
USD/carat

Garnet

  • Hardness 6.5-7.5 Mohs
  • Untreated

$20 - $500+USD/carat

Request Quote
RFQ