ARSENOPYRITE with FLUORITE and FLUORAPATITE
Panasqueira, Covilhã, Castelo Branco District, Portugal
6 × 3 × 3 cm,
$250
CHALCOPYRITE
Panasqueira, Covilhã, Castelo Branco District, Portugal
6 × 6 × 4.5 cm,
$600
FLUORAPATITE on QUARTZ
Panasqueira, Covilhã, Castelo Branco District, Portugal
5.5 × 5 × 2.5 cm,
$1,250
CASSITERITE
Panasqueira, Covilhã, Castelo Branco District, Portugal
6 × 4 × 2 cm,
$750
FLUORAPATITE with Tourmaline on MICA
Panasqueira, Covilhã, Castelo Branco District, Portugal
11 × 9 × 2 cm,
$750
CASSITERITE and FLUORAPATITE on ARSENOPYRITE
Panasqueira, Covilhã, Castelo Branco District, Portugal
12.5 × 10 × 4 cm,
$850
The System of Mineralogy of James Dwight Dana, Sixth Edition by Edward Salisbury Dana (1911)
New York, USA
17.5 × 25 × 6.5 cm,
$250
TENNANTITE with SIDERITE
Freeland-Lamartine Mine, Idaho Springs, Clear Creek County, Colorado, USA
8 × 6 × 6 cm,
$2,500
CHALCOPYRITE with TENNANTITE and SIDERITE
Freeland-Lamartine Mine, Idaho Springs, Clear Creek County, Colorado, USA
3.5 × 3 × 3 cm,
$150
SPHALERITE with TENNANTITE and SIDERITE
Freeland-Lamartine Mine, Idaho Springs, Clear Creek County, Colorado, USA
8 × 7 × 3.5 cm,
$750
TENNANTITE on CHALCOPYRITE with SIDERITE
Freeland-Lamartine Mine, Idaho Springs, Clear Creek County, Colorado, USA
14.5 × 9.5 × 4.5 cm,
$1,500