Skeletal - Gastropodia - Vermitid (B/5/Hol/Bah)
![](Images/_Gallery_Micro/Photos_Related/b-005-2-5x-01.jpg) 2.5x
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![](Images/_Gallery_Micro/Photos_Related/b-005-5x-01.jpg) 5x
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![](Images/_Gallery_Micro/Photos_Related/b-005-X-5x-01.jpg) 5x cross nicol
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![](Images/_Gallery_Micro/Photos_Related/b-005-2-5x-02.jpg) 2.5x
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![](Images/_Gallery_Micro/Photos_Related/b-005-2-5x-03.jpg) 2.5x
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![](Images/_Gallery_Micro/Photos_Related/b-005-Xf-2-5x-03.jpg) 2.5x wave plate
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![](Images/_Gallery_Micro/Photos_Related/b-005-5x-03.jpg) 5x
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![](Images/_Gallery_Micro/Photos_Related/b-005-10x-03.jpg) 10x
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![](Images/_Gallery_Micro/Photos_Related/b-005-2-5x-04.jpg) 2.5x
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Outstanding feature |
Vermitid gastropods & clione bores |
Folk Classification |
Porous vermitid gastropod biomicrite |
Dunham Classification |
Porous vermitid gastropod packstone |
Common Grains |
Vermitid gastropods & mollusc debries |
Sorting |
Poor |
Rounding |
None |
Micritization & envelopes |
Some alteration of grain boundaries |
Cement & diagenetic fabric |
Micrite cementation |
Porosity |
35-40% interparticle |
Depositional Setting |
Reef bommie from near shore |
Diagenetic history |
Marine micritization & cementation |
This is from part of a vermiculid reef formed in the near shore area near to Nicolstown of Andros Island in the Bahamas
Thursday, November 11, 2021