SIDERITE with GALENA
White Raven Mine, Ward, Boulder County, Colorado, USA
15 × 9 × 6 cm,
$1,250
APATITE after SKORPIONITE
Skorpion Mine, Rosh Pinah, Oranjemund Constituency, Karas Region, Namibia
4.9 × 4.6 × 3.5 cm,
$350
QUARTZ var. Chalcedony after CALCITE
Guanajuato, Municipio de Guanajuato, Guanajuato, Mexico
5.5 × 5.4 × 4.3 cm,
$200
GOETHITE after GYPSUM
Potosi Mine, Santa Eulalia, Municipio de Aquiles Serdán, Chihuahua, Mexico
5.3 × 5.7 × 4.7 cm,
$250
SPESSARTINE
Ruby Mountain, near Nathrop, Chaffee County, Colorado, USA
3.5 × 2.5 × 2.5 cm,
$75
TOPAZ
Ruby Mountain, near Nathrop, Chaffee County, Colorado, USA
4.5 × 3 × 2.5 cm,
$100
TOPAZ with SPESSARTINE
Ruby Mountain, near Nathrop, Chaffee County, Colorado, USA
3 × 2.2 × 1 cm,
$250
TOPAZ
Ruby Mountain, near Nathrop, Chaffee County, Colorado, USA
2.5 × 2.5 × 1.5 cm,
$150
SPESSARTINE
Ruby Mountain, near Nathrop, Chaffee County, Colorado, USA
2.5 × 2.5 × 2 cm,
$850
SPESSARTINE
Ruby Mountain, near Nathrop, Chaffee County, Colorado, USA
7 × 5.5 × 3.5 cm,
$1,500
ALMANDINE
Sedalia Mine, near Salida, Chaffee County, Colorado, USA
4.5 × 3 × 3.5 cm,
$250