Bill Bagley Minerals

Bill Bagley Rocks and Minerals

Minerals / Siderite, Marine colliery.

Siderite is Iron carbonate FeCO3   This specimen was collected from Marine colliery waste heaps in Ebbw Vale many years ago. The waste heaps and all sign of the colliery have long disappeared. The clay ironstone bands in the south Wales coal field which are the origin of the specimen, date from the upper Carboniferous period. The specimen is brecciated ironstone with numerous vhugs which are filled with small golden brown platey crystals of siderite.    

Siderite, Marine colliery. Bill Bagley Rocks and Minerals



A To Z Of Minerals...

Back To Home...