Cincinnati Rocks, Minerals, & Fossils (& History) updated: 2023-11-23

dates are in ISO standard format: yyyy-mm-dd (biggest value at left, consistently lower magnitudes as you go to the right; one-thousand years is greater than 999 years, 100 years is greater than 99 years, 10 years is greater than 9 years; 1 year is greater than 12th month; 10th month is greater than 9th month; 1 month is greater than 27 days, 10 days is greater than 9 days)

index

Deep History

Pre-History (up to 900BCE)

Antiquity, Biblical & Classical History (900BCE-400CE)

Medieval History (400CE-1500CE)

Modern History (1500CE-)

300K BCE

60K BCE

50K BCE

40K BCE

30K BCE

20K BCE

10K BCE

9K BCE

8K BCE

7K BCE

6K BCE

5K BCE

4K BCE

3K BCE

2K BCE

1K BCE

History


chronology of the universe (wikipedia) (We are all made from star-dust... i.e. thermo-nuclear waste.)

WickedPedia's definition of MidWestern USA, with map (goes farther North and not as far South as my own informal impression based on popular usage, which is to say I would have included Kentucky and parts of Oklahoma, but not North Dakota, Northern Minnesota & Wisconsin & Michigan, though certainly the Southern portions of those last 2.)

Greater Cincinnati (Cincy has absorbed Oxford, Middletown, Hamilton, several more counties in Kentucky)

Ohio geography (wikipedia)

Paleozoic era (c.541M years ago - 252M years ago (Rex E. Crick: Britannica)

Michael C. Hansen: The Geology of Ohio -- The Ordivician (Miami U) (pdf)     Ordovician period (2 in the Paleozoic era) (c.485.4M years ago - 443.8M years ago (Thomas M. Holland: Britannica)     (Geology Page)     (Fossils, Facts, & Finds)     (James G. Ogg, Gabi M. Ogg & Felix M. Gradstein: Science Direct)     (National Geographic)     (WikiPedia)    

    Cincinnati's Fossil History (Olivia Eads: Roads, Rivers, & trails)     U of GA Stratigraphy Lab: Cincinnati Fossils     Cincinnati Museum Center expert, Brenda Hunda, gives tips on fossil hunting in the tri-state: trilobite is offical Ohio state fossil (WCPO) (with picture of bank of Rapid Run Creek showing typical lime-stone+schist strata of the area)     Cincinnati area fossil identification guide with B&W plus color photos (Cedarville.EDU) (pdf)    

    Cincinnati's official fossil: Isorophus cincinnatiensis (Dry Dredgers.org)     Echinodermata Edrioasteroidea Isorophida Isorophidae Isorophus cincinnatiensis (Ordovician Atlas)     Echinodermata Edrioasteroidea (WikiPedia)     Edrioasteroids of Cincinnati (My Fossil)    

    Brachiopoda Strophomenata Strophomenida Rafinesquinidae Rafinesquina/Rafesquina (Ordovician Atlas)     Rafinesquinidae Rafinesquina/Rafesquina (Dry Dredgers)     Rafinesquina/Rafesquina, Mucrospirifer, etc. (Petrified Wood)     Rafinesquina/Rafesquina (WikiPedia)

    Brachiopoda Platystrophia (Britannica)     Platystrophia (WikiPedia)

    Glyptorthis (Ordovician Atlas)     Rafinesquinidae Rafinesquina/Rafesquina (Dry Dredgers)    

    Mucrospirifer (WikiPedia)     Mucrospirifer (Fossils, Facts, & Finds)     Mucrospirifer (ESRI ARC/GIS)     Mucrospirifer (ESRI ARC/GIS)    

time-line of human pre-history (WikiPedia)


History

spring-house, moved from near site of Ft. Finney, used to keep milk cool inside dairy barn, used as school, now exhibit at Shawnee LookOut

mad Anthony Wayne's Ft. Recovery

general Richard Butler after whom Butler county OH & PA &... were named b: 1743-04-01 in the Viking town of Dublin, Ireland d: 1791-11-04 at Ft. Recovery; major power at "treaty" of Ft. Finney

Walter Finney's Ft. Finney ... which was in coal-yard on the East side of "Miami Fort" generating plant... or maybe just North, or maybe West between the plant & the delta of the Great Miami river
more on Ft. Finney (with indecipherable inscription of old marker at indefinite location somewhere within a half-mile or so of the generating plant, with gas pipes in background)
not to be confused with FinneyTown 😎

2019-04-08: Cait Hamilton: Cincinnati magazine: Ft. Washington & 10 events that shaped Cincinnati,     2019-11-01: Greg Hand: Cincinnati magazine: Ohio vs. Kentucky rivalry at Cincinnati (rated PG20)
someone selling copies of Ft. Washington wood-cut
...Cincinnati Museum: log of orders at Ft. Hamilton & Ft. Washington 1792-1793 🤠

I re-discovered the site Cincinnati Views which has many more pictures and "post-cards" from around the Greater Cincinnati area... and     Greater Cincinnati Memory Project... and     I-75=Wright HighWay=Wright-Lockland HighWay conceived in the 1930s, segment to Wright plant hastily completed in 1941. Plant employed 20K by 1942. and     Cincinnati Library Genealogy & Local History Department

Ordovician (wikipedia) ,   The Stratigraphy and Fossils of the Upper Ordivician near Cincinnati, Ohio (U of GA Stratigraphy Lab) ,   Michael C. Hansen: The Geology of Ohio -- The Ordivician (Miami U) (pdf)

Laurentia (wikipedia)

glacial deposits of Ohio (nice map + article; gold & diamonds in Ohio; who knew!?!) (Ohio Dept. of Natural Resources division of Geological Survey) and shaded glacial drift thickness map of Ohio (1 large map and several more smaller maps including a small version of the one just above) (Ohio Dept. of Natural Resources division of Geological Survey & Michigan State U)

Cincinnati Arch
Abraham Lincoln Birthplace National Historical Park, Kentucky; Wisconsin arch, Illinois basin, Cincinnati arch

Miami-Erie canal (wikipedia) ,   Cincinnati-Whitewater canal 1834-1863 (opened 1843 November, declared bankruptcy 1855, closed 1863) (via WayBackMachine) , and map of Ohio canals posted by Wendy J. Adkins c. 1997 (via WayBackMachine) , and similar map of Ohio canals posted by Larry Stevens (Ohio Voyager.net) , and Miami & Whitewater canal tunnel (wikipedia) (The northern end of the tunnel is NW of old Taylor HS, across Miami Ave. near the intersection with Wamsley, and goes under US50 to come out near the Harrison memorial, about 1,780 feet long. Today, the canal-tunnel has filled up with 22 feet of silt.), and Whitewater canal (wikipedia) ,   old Taylor HS aerial image/map showing site of entrance to canal tunnel (6.7MB PNG)

Ingalls building at 2-6 E 4th St/400-410 Vine; first re-inforced concrete sky-scraper 1903 (wikipedia) ,     American Society of Civil Engineers ,     Emporis ,     Concrete Contractor/Bob Moore Construction (1 block South of Fountain Square behind old RKO movie palace, 1 block East of Carew Tower; note the Provident Bank sign; Provident, now PNC, is on the next block South-West, where the sign is),

Britannica ,     2018-04-13: Tom Demeropolis: Cincinnati Bidness Courier ,     Richard W. Steiger: Concrete Construction.net ,     Mir M. Ali: Electronic Journal of Structural Engineering/U of IL at Urbana-Champaign: evolution of concrete sky-scrapers ,

Ten-X commercial real estate ,     Tourist Link ,     Pieter Sijpkes: McGill Engineering, School of Architecture,     demo at Process Wire.com ,     Civil Engineering Graduate ,     iDesign wiki ,     Gerald Larson: Society of Architectural Historians ArchiPedia ,     SkyScraper Page ,     BBC watermelon climate hysteria propaganda: plyscrapers: the rise of sky-scrapers made of wood

Pat Kelly Music; Cincinnati Jazz Hall of History

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Antiquity, Biblical & Classical History (900BCE-400CE)