Siderite From Nikolaevskiy Mine, Dalnegorsk - Home Decor, Collectors Piece, Gift Geode It is a very good

It is a very good technique to do in bed before going to sleep

although it can be polished very smooth and make beautiful milky translucent jewellery

Stilbite is a series of tectosilicate minerals from the Zeolite group

It is a protective stone that absorbs negative vibrations and energy

Measurement around the whole sphere 26cm

Siderite From Nikolaevskiy Mine, Dalnegorsk - Home Decor, Collectors Piece, Gift Geode It is a very goodSiderite From Nikolaevskiy Mine, Dalnegorsk Home Decor, Collectors Piece, Gift Weight 45g Size 3. 5cm by 3. 5cm Thickness 3. 5cm Siderite is a mineral composed of iron(II) carbonate. Siderite is both an iron ore and gangue mineral. Its principal economic value lies in its high iron content and the absence of process contaminants such as sulphur or phosphorous. It is part of a large group of isomorphous minerals, the calcite group carbonates, which