FLUORITE on QUARTZ
4500 Level, Mountain Con Mine, Butte, Silver Bow County, Montana, USA
9 × 7 × 4 cm,
$2,500
TETRAHEDRITE on PYRITE
Butte, Silver Bow County, Montana, USA
13 × 9 × 7 cm,
$600
BORNITE on PYRITE
East Colusa Mine, Butte, Silver Bow County, Montana, USA
9.5 × 9 × 4 cm,
$2,000
RHODOCHROSITE
Emma Mine, Butte, Silver Bow County, Montana, USA
17 × 11 × 6 cm,
$2,000
PYRITE with ENARGITE
Leonard Mine, Butte, Silver Bow County, Montana, USA
8 × 6 × 6 cm,
$2,000
ENARGITE
Butte, Silver Bow County, Montana, USA
7 × 7 × 4 cm,
$6,000
PYRITE and CHALCOCITE after ENARGITE (?) on QUARTZ
Leonard Mine, Butte, Silver Bow County, Montana, USA
7 × 5 × 5 cm,
$7,500
ENARGITE
Leonard Mine, Butte, Silver Bow County, Montana, USA
7 × 5 × 3 cm,
$10,000
PYRITE
Mountain Con Mine, Butte, Silver Bow County, Montana, USA
5.5 × 4 × 3 cm,
$250
PYRITE
Butte, Silver Bow County, Montana, USA
7 × 5 × 4.5 cm,
$2,000
COVELLITE
Butte, Silver Bow County, Montana, USA
5.5 × 3 × 3 cm,
$17,500