![](image/earth_evo/04/rocks/4_1_1.jpg)
Conophyton (Conical stromatolite)
Proterozoic
Jiangsu, China
Size: 35cm
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![](image/earth_evo/04/rocks/4_1_2.jpg)
Stromatolite
Upper Proterozoic
China
Size: 13 cm
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![](image/earth_evo/04/rocks/4_1_3.jpg)
Cylindrical columnar stromatolite
Upper Proterozoic
Lingbi, Anhui, China
Size: 15x10cm
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![](image/earth_evo/04/rocks/4_1_4.jpg)
Stromatolite
Beijing China
Proterozoic
Size: 34 x 34 cm
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![](image/earth_evo/04/rocks/4_1_5.jpg)
Pseudogymnosolen stromatolite
Proterozoic
Hebei, China
Size: 11cm
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![](image/earth_evo/04/rocks/4_1_6.jpg)
Jurusania stromatolite
Proterozoic
Henan, China
Size: 11 cm
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![](image/earth_evo/04/rocks/4_1_7.jpg)
![](image/earth_evo/04/rocks/04_2_ChR-9.jpg)
Dolostone with stromatolite,
Middle-Proterozoic,
Wumishan Formation, Beijing, China
Size: 30x15cm
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