“Siderite,” a fan-shaped blade crystal with an inter-grown quartz crystal, lower right. 4.6 x 4.0 x 2.5 cm, Panasqueira Mine - Couto Mineiro da Panasqueira, Panasqueira, Covilha, Castelo Branco District, Portugal. © Rob Lavinsky, www.iRocks.com. Used with permission.
Translucent Yellow Siderite Specimen from Portugal
A fan-shaped bladed crystal of siderite with an inter-grown quartz crystal, lower right. 4.6 x 4.0 x 2.5 cm, Panasqueira Mine - Couto Mineiro da Panasqueira, Panasqueira, Covilha, Castelo Branco District, Portugal. © Rob Lavinsky, www.iRocks.com. Used with permission.
Article: Siderite Value, Price, and Jewelry Information
Credit: www.iRocks.com
| Gemstone | Siderite |
| Natural or man made | Natural |
| Origin | Portugal |
| Origin details | Panasqueira Mine - Couto Mineiro da Panasqueira, Panasqueira, Covilha, Castelo Branco District |
| Height | 46 |
| Width | 40 |
| Depth | 25 |
| Gem State | Specimen |
| Color | Yellow |
| Transparency | Translucent |