Versteend hout schijf met agaat stoel among others

among others

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Dimensions: 46 x 36 cm

Het mineraal prehniet is een calcium-aluminium-silicaat met de chemische formule Ca₂Al₂Si₃O₁

Versteend hout schijf met agaat stoel among othersDimensions: 30 x 19 cm. Very decorative disc of a tree trunk. Beautiful details and beautifully polished. This object is the trunk of a petrified tree (fossil wood) from Java, Indonesia. The bark and shape of the tree are very well preserved. The structure of the bark is still clearly visible after millions of years. Petrified wood is a type of stone that can be formed when trees end up under a thick layer of volcanic ash. The ash contains minerals