Gemstones - Rare Gems
Rhodocrosite from Earth's Treasures Fine Minerals and Rare Gemstones

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RG 1003

Rhodocrosite

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1.87 carats
8.1mm x 6.0mm
Sweet Home Mine, Colorado

A very nice, eye clean, medium colored Rhodocrosite from this now closed locality.
Clinohumite from Earth's Treasures Fine Minerals and Rare Gemstones

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RG 1004

Clinohumite

$234.00

1.17 carats
7.5mm x 5.8mm
Tajikistan

A fairly large stone for the species, this stone is slightly hazy and very lightly included.
Bastnaesite from Earth's Treasures Fine Minerals and Rare Gemstones

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RG 1005

Bastnaesite

$260.00

1.04 carats
5.6mm x 5.6mm x 5.6mm
Zagi Mountain, Pakistan

This is an excellent example of the new material coming out of Zagi Mountain. The stone is eye clean.
Cerussite from Earth's Treasures Fine Minerals and Rare Gemstones

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RG 1006

Cerussite

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24.42 carats
18.6mm x 9.3mm
Kombat Mine, Namibia

Cerussite is one of my favorite gemstones, it has a high refractive index as well as very high dispersion. This stone is eye clean and slightly smoky in color. A great addition to any rare gem collection.
Kornerupine from Earth's Treasures Fine Minerals and Rare Gemstones

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RG 1007

Kornerupine

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1.50 carats
6.7mm x 6.6mm
Sri Lanka

This dark green color is unusual for Kornerupine and more attractive than the brownish yellow color usually seen from Sri Lanka. The stone is eye clean and well cut.
Diaspore from Earth's Treasures Fine Minerals and Rare Gemstones
Diaspore from Earth's Treasures Fine Minerals and Rare Gemstones

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RG 1008

Diaspore

$513.00

5.13 carats
15.3mm x 6.7mm
Turkey

This stone is custom cut and eye clean. There is a slight color change from a greenish yellow to a purplish green.
Stibio-Tantalite from Earth's Treasures Fine Minerals and Rare Gemstones
Stibio-Tantalite from Earth's Treasures Fine Minerals and Rare Gemstones

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RG 1009

Stibio-Tantalite

$320.00

0.80 carats
5.0mm x 3.7mm
Brazil

My apologies for the photograph, this stone is very camera shy. The stone is lightly included, Stibio-Tantalite is very rare and has a very high dispersion.
Vesuvianite (Idocrase) from Earth's Treasures Fine Minerals and Rare Gemstones

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RG 1010

Vesuvianite
(Idocrase)

$100.00

4.88 carats
12.3mm x 9.6mm
Kenya

This is a very large stone for the species. It is very lightly included and is a slightly olivish green color.
Lazulite from Earth's Treasures Fine Minerals and Rare Gemstones

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RG 1011

Lazulite

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0.18 carats
4.0mm x 3.1mm
Brazil

Lazulite from Brazil is one of the most neon colors that exists in nature! This stone is lightly included.
Clinohumite from Earth's Treasures Fine Minerals and Rare Gemstones
Clinohumite from Earth's Treasures Fine Minerals and Rare Gemstones

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RG 1012

Clinohumite

$255.00

0.85 carats
5.0mm x 5.0mm
Tajikistan

This is the perfect color for Clinohumite. This stone is very well cut and lightly included.
Cuprite from Earth's Treasures Fine Minerals and Rare Gemstones
Cuprite from Earth's Treasures Fine Minerals and Rare Gemstones

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RG 1013

Cuprite

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21.56 carats
14.6mm x 14.6mm
Onganja, Namibia

Cuprite is a semi-metal. The stone is a deep blood red that is extremely difficult to photograph. This is a fairly large one that appears to be clean inside.
Cerussite from Earth's Treasures Fine Minerals and Rare GemstonesTo the top of the page

GEM 246

Cerussite

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130 carats

Lightly included.

To make a purchase or request information,
please email

This is just a taste of what we will offer,
so check back often—and don't miss us on eBay

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Earth's Treasures
65 Washington St. #264, Santa Clara CA 95050