Special Collections

Showing 1–40 of 110 resultsSorted by latest

• 

  Calcite v. Manganoan

  $1,750.00

  Wisconsin

• 

  Topaz

  $12,000.00

  Brazil

• 

  Chalcopyrite, Calcite

  $12,500.00

  Germany

• 

  Copper

  $15,500.00

  Michigan

• 

  Vesuvianite

  $21,500.00

  Canada

• 

  Barite, Calcite, Dolomite

  $7,250.00

  United Kingdom

• 

  Smithsonite v. Cuprian, Dolomite

  $14,000.00

  Namibia

• 

  Chalcocite, Calcite

  $21,000.00

  Connecticut

• 

  Rhodochrosite, Quartz

  $10,500.00

  Colorado

• 

  Rhodochrosite

  $18,500.00

  South Africa

• 

  Diopside, Garnet v. Grossular

  $7,250.00

  Italy

• 

  Manganite

  $20,500.00

  Germany

• 

  Mimetite

  $15,500.00

  Namibia

• 

  Anglesite, Cerussite

  $4,500.00

  Namibia

• 

  Silver

  $7,500.00

  China

• 

  Smithsonite

  $3,000.00

  Greece

• 

  Quartz v. Smoky, Hematite

  $1,750.00

  United Kingdom

• 

  Siderite

  $7,750.00

  Romania

• 

  Fluorite

  $8,200.00

  France

• 

  Rhodochrosite, Fluorite

  $7,000.00

  Colorado

• 

  Garnet v. Uvarovite

  $3,150.00

  Finland

• 

  Calcite

  $3,300.00

  United Kingdom

• 

  Fluorite, Quartz

  $1,800.00

  Colorado

• 

  Polybasite

  $2,100.00

  Mexico

• 

  Hausmannite

  $6,250.00

  Germany

• 

  Garnet v. Grossular

  $4,100.00

  Italy

• 

  Manganite, Barite

  $7,250.00

  Germany

• 

  Rhodochrosite, Fluorite

  $6,300.00

  Colorado

• 

  Rhodochrosite

  $2,450.00

  Colorado

• 

  Rhodochrosite, Quartz

  $3,150.00

  Colorado

• 

  Rhodochrosite

  $2,450.00

  Colorado

• 

  Rhodochrosite

  $2,100.00

  Colorado

• 

  Rhodochrosite

  $4,550.00

  Colorado

• 

  Rhodochrosite

  $1,750.00

  Colorado

• 

  Rhodochrosite, Quartz

  $2,100.00

  Colorado

• 

  Rhodochrosite

  $8,400.00

  Colorado

• 

  Rhodochrosite, Tetrahedrite, Quartz

  $2,450.00

  Colorado

• 

  Rhodochrosite, Quartz

  $4,200.00

  Colorado

• 

  Rhodochrosite, Fluorite, Quartz

  $2,800.00

  Colorado

• 

  Rhodochrosite, Quartz

  $3,150.00

  Colorado