Agates
Mineral photogallery
Agates
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Agate of effusive acidic rock (rhyolite and rhyodacite) |
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Minerals in the almonds of basic rocks (agates) |
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Minerals of silicon oxides in sedimentary rocks |
Gallery
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Agate. 9 cm. Rio Grande do Sul, Brazil. |
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Agate. 10cm. Rio Grande do Sul, Brazil. |
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Agate. 9 cm. Rio Grande do Sul, Brazil. |
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Agate. 9 cm. Rio Grande do Sul, Brazil. |
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Agate. 9 cm. Rio Grande do Sul, Brazil. |
