Liberty Formation

Geology

Group: Richmondian

Members: unnamed (88)

Lithologies: not reported (2), claystone (1), mudstone (68), "shale" (10), packstone (66), framestone (1), "limestone" (12)

Paleoenvironments: marine indet. (17), carbonate indet. (3), shallow subtidal indet. (4), open shallow subtidal (7), reef, buildup or bioherm (1), deep subtidal ramp (60), offshore ramp (3), offshore shelf (2), slope (1), offshore (1)

Age range: base of the Turinian to the top of the Richmondian or 457.30000 to 445.50000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Sandbian458.4 - 453.0USA (Virginia) (178258 178259)
Caradoc458.4 - 449.5USA (Virginia) (327 76337)
Late/Upper Ordovician458.4 - 443.8USA (Indiana) (77497 77720 78391 78602)
Late/Upper Ordovician458.4 - 443.8USA (Ohio) (76255 77506 77571 78157 78603 78604 78634 78725 78728)
Late/Upper Ordovician458.4 - 443.8USA (Kentucky) (76182)
Turinian457.3 - 453.8USA (Virginia) (76336)
Ashbyan - Blackriveran457.3 - 449.6USA (Virginia) (6390 6427 6429)
Blackriveran457.3 - 449.6USA (Virginia) (105255)
Katian453.0 - 445.2USA (Ohio) (204994)
Richmondian449.6 - 445.5USA (Ohio) (72562 72563 72564 72565 72566 72567 72568 72569 72570 72571 72572 72573 72574 72575 72576 72577 72578 72882 72883 72884 72885 72886)
Richmondian449.6 - 445.5USA (Indiana) (377 6911 6912 6913 6910 72432 72433 72434 72435 72436 72437 72438 72439 72440 72441 72442 72443 72518 72519 72520 72521 72522 72523 72524 72525 72526 72527 72528 72529 72530 72531 72532 72533 72534 73087 73088 73089 73090 73091 73092 73093 73094 73095 73096 73097 73098 73099 75107 75109 76913 100245)
Richmondian - Ashgill449.6 - 443.7USA (Ohio) (393)
Ashgill449.5 - 443.7USA (Kentucky) (24034)