R459 - Acanthite

Reyes Mine, Guanajuato, Mexico

$2,250

R521 - Azurite

Touissit, Morocco

$2,500

R522 - Benitoite

Gem Mine, San Benito Co., California, USA

$2,500

R561 - Prehnite

Merelani Hills, Arusha, Tanzania

$1,250

R564 - Smithsonite

Berg Aukus Mine, Grootfontein, Namibia

$3,500

R568 - Dravite

Mwajanga, near Komolo, Tanzania

$1,200

R569 - Dravite

Mwajanga, near Komolo, Tanzania

$1,500

R597 - Tourmaline

Pech, Kunar Prov., Afghanistan

$3,000

R598 - Barite, Galena on Fluorite

Denton Mine, Hardin County, Illinois, USA

$1,500

R599 - Tourmaline

Cruzeiro Mine, Sao Jose da Safira, Minas Gerais, Brazil

$2,500

R603 - Prehnite

Merelani Hills, Arusha, Tanzania

$2,800

R604 - Prehnite

Merelani Hills, Arusha, Tanzania

$1,500

R658 - Spessartine

Pakistan

$3,500

R659 - Apatite on Quartz

Panasquiera, Portugal

$2,800

R662 - Willemite

Berg Aukas Mine, Grootfontein, Namibia

$2,250

R664 - Chalcocite

Flambeau Mine, Ladysmith, Wisconsin, USA

$4,000

R666 - Augelite

Mundo Nuevo Mine, La Libertad, Peru

$1,500

R667 - Spessartine

Navegador Mine, Minas Gerais, Brazil

$2,000

R669 - Crocoite

Red Lead Mine, Zeehan mining district, Tasmania, Australia

$1,800

R670 - Lawsonite

Mendocino County, California, USA

$2,250

R712 - Euclase

Itacambira, Minas Gerais, Brazil

$1,500

R713 - Tanzanite (green!)

Merelani Hills, Arusha, Tanzania

$3,000

R714 - Tanzanite (green!)

Merelani Hills, Arusha, Tanzania

$2,000

R715 - Tanzanite (green!)

Merelani Hills, Arusha, Tanzania

$2,000

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