TELLURIUM with SYLVANITE
Rex Mine, Gold Hill, Gold Hill District, Boulder County, Colorado, USA
10 × 7.5 × 3.5 cm,
$2,000
COLORADOITE with TELLURIUM
Rex Mine, Gold Hill, Gold Hill District, Boulder County, Colorado, USA
9 × 5 × 3.5 cm,
$600
GOLD with HESSITE and PETZITE
Rex Mine, Gold Hill, Gold Hill District, Boulder County, Colorado, USA
9 × 5.5 × 2 cm,
$850
GALENA on SIDERITE
White Raven Mine, Ward, Boulder County, Colorado, USA
1.6 × 4.1 × 1.4 cm,
$200
GALENA on SIDERITE
White Raven Mine, Ward, Boulder County, Colorado, USA
8 × 3.3 × 4.9 cm,
$850
GALENA on SIDERITE
White Raven Mine, Ward, Boulder County, Colorado, USA
2.2 × 6 × 1.6 cm,
$350
QUARTZ var. Amethyst
Red Feather Lakes, Larimer County, Colorado, USA
3.4 × 3.5 × 2.8 cm,
$150
VESUVIANITE
Italian Mountain, Gunnison County, Colorado, USA
8.8 × 4.5 × 2.6 cm,
$150
PYRITE
C-470 & Highway 285, near Morrison, Jefferson County, Colorado, USA
7.5 × 8.2 × 1.4 cm,
$100
FLUORITE with CHALCOPYRITE
2nd Crosscut, Sweet Home Mine, Alma, Park County, Colorado, USA
6.2 × 7.9 × 3.4 cm,
$450
BARITE (repaired)
Sherman “Tunnel” Mine, Leadville, Lake County, Colorado, USA
8.3 × 7 × 4.7 cm,
$850