EPIDOTE
Calumet Mine, near Salida, Chaffee County, Colorado, USA
3.5 × 3 × 3.5 cm,
$100
QUARTZ with EPIDOTE
Calumet Mine, near Salida, Chaffee County, Colorado, USA
4 × 3 × 4 cm,
$150
EPIDOTE
Calumet Mine, near Salida, Chaffee County, Colorado, USA
3.3 × 2.5 × 2.4 cm,
$50
EPIDOTE
Calumet Mine, near Salida, Chaffee County, Colorado, USA
3.5 × 3.5 × 2.5 cm,
$75
QUARTZ with EPIDOTE
Calumet Mine, near Salida, Chaffee County, Colorado, USA
3.5 × 4.5 × 2.5 cm,
$150
QUARTZ with EPIDOTE
Calumet Mine, near Salida, Chaffee County, Colorado, USA
4 × 5 × 1.5 cm,
$350
PYRARGYRITE
Proaño Mine, Fresnillo, Municipio de Fresnillo, Zacatecas, Mexico
5 × 4 × 4 cm,
$12,500
COPPER
Quincy Mine, Hancock, Houghton County, Michigan, USA
3.5 × 2 × 8.5 cm,
$2,000
AZURITE and MALACHITE after AZURITE with BAYLDONITE coating MIMETITE
Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
4.3 × 4.2 × 2.6 cm,
$2,500
MALACHITE
Katanga (formerly Shaba), Democratic Republic of the Congo (formerly Zaire)
3.4 × 12 × 3.3 cm,
$1,000
SIDERITE with GALENA
White Raven Mine, Ward, Boulder County, Colorado, USA
15 × 9 × 6 cm,
$1,250