CHALCOPYRITE on SIDERITE
Freeland-Lamartine Mine, Idaho Springs, Clear Creek County, Colorado, USA
4 × 3.5 × 1.5 cm,
$100
TENNANTITE with SIDERITE
Freeland-Lamartine Mine, Idaho Springs, Clear Creek County, Colorado, USA
5 × 4.5 × 4 cm,
$350
CHALCOPYRITE on QUARTZ (repaired)
Alice Mine, near Idaho Springs, Clear Creek County, Colorado, USA
6.3 × 5.4 × 4.4 cm,
$2,500
SPHALERITE
Nabob Mine, Lawson, Clear Creek County, Colorado, USA
7 × 4 × 3.5 cm,
$600
GOLD
Dixie Mine, Idaho Springs, Clear Creek County, Colorado, USA
4 × 3 × 3.5 cm,
$15,000
RHODOCHROSITE on SPHALERITE
Urad Mine, near Empire, Clear Creek County, Colorado, USA
3.5 × 2.5 × 1.2 cm,
$850
RHODOCHROSITE
Urad Mine, near Empire, Clear Creek County, Colorado, USA
7 × 5 × 3 cm,
$750
RHODOCHROSITE
Urad Mine, near Empire, Clear Creek County, Colorado, USA
14.5 × 6 × 17 cm,
$2,000
RHODOCHROSITE with FLUORITE
Urad Mine, near Empire, Clear Creek County, Colorado, USA
2.5 × 2.5 × 3 cm,
$1,500
RHODOCHROSITE with GALENA and SPHALERITE
Urad Mine, near Empire, Clear Creek County, Colorado, USA
10.5 × 5 × 3.5 cm,
$750
RHODOCHROSITE with PYRITE
Urad Mine, near Empire, Clear Creek County, Colorado, USA
4 × 3.1 × 1.7 cm,
$600