https://www.ottawagatineaugeoheritage.ca/subsites daily 0.75 2015-09-15 https://www.ottawagatineaugeoheritage.ca/subsites/23 monthly 0.5 2013-11-29 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1384545080669-X6Y0I3L82JWBSYJD7S0A/s23hwy307.jpg Sites - 23. Outcrop along HWY 307, near Cantley Cross-cutting dikes in gneissic outcrop, Hwy 307/Montée de la Source, Cantley, Que. Photo by B. Halfkenny. https://www.ottawagatineaugeoheritage.ca/subsites/26 monthly 0.5 2013-11-29 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1384545507265-UM4VKNTNUGAFVS9KB18L/karst+map+006+.jpg Sites - 26. Cardinal Creek Karst Map provided by the National Speleontological Society of America https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1384545476639-64DR4FEMZ4VSGVYKXB3M/karst1.jpg Sites - 26. Cardinal Creek Karst Taken from inside the main entrance north of Watters road. Photo by B.McLartyHalfkenny https://www.ottawagatineaugeoheritage.ca/subsites/25 monthly 0.5 2014-04-24 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1384545351319-VUX10FCN205FF2W5NEPY/Ottawa-20130518-00233.jpg Sites - 25. Pinhey Sand Dunes Eastern section of the dunes Photo by B.McLartyHalfkenny https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1384545379583-7EZ6CZFBYXNR4UMLRYJR/Ottawa-20130518-00232.jpg Sites - 25. Pinhey Sand Dunes The Biodiversity group giving an information session Photo by B.McLartyHalfkenny https://www.ottawagatineaugeoheritage.ca/subsites/24 monthly 0.5 2015-09-15 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1442283516987-J03MRP9OSIG1261JGA2L/image-asset.jpeg Sites - 24. Building Stones and Monuments of Downtown Ottawa Parliament building Photo by Q. Gall. https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1442283586421-85JDRSXPKPRRQ0OGMKT2/Library.JPG Sites - 24. Building Stones and Monuments of Downtown Ottawa - Library https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1442283576440-ZLQEZG5DDLZ5P0DINT2B/Parliament+Hill+Fence.jpg Sites - 24. Building Stones and Monuments of Downtown Ottawa - Cleaned Up Fence https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1442283573780-SJR1RK90WVDG6RRX0E2I/Main+Block.jpg Sites - 24. Building Stones and Monuments of Downtown Ottawa - Main Block https://www.ottawagatineaugeoheritage.ca/subsites/22 monthly 0.5 2013-11-29 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1384544984191-NA293ZWDZX3E3B51N4UF/s22burnt.jpg Sites - 22. Burnt Lands Alvar, Almonte Limestone plain, The Burnt Lands Alvar Photo by J. Aylsworth https://www.ottawagatineaugeoheritage.ca/subsites/21 monthly 0.5 2024-08-30 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1384544851495-Z9V2B5PR6PJEPX8EM9DF/s21metcalfe.jpg Sites - 21. Metcalfe Geoheritage Park, Almonte Quartz sandstone showing ripple marks, with microdiesiccation patterns in ripple troughs. Metcalfe Park, Almonte. Photo by J. Aylsworth https://www.ottawagatineaugeoheritage.ca/subsites/20 monthly 0.5 2013-11-29 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1384544760786-LGOIQZJT3PLG71XDDDW5/s20petrie.jpg Sites - 20. Petrie Island Petrie Island beach. Photo by A. Tweedle https://www.ottawagatineaugeoheritage.ca/subsites/19 monthly 0.5 2015-08-31 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1384544686101-BYAMQ7CYTEQLS2I4A6YQ/s19pinhey.jpg Sites - 19. Pinhey's Point Precambrian erratic boulder on Rockcliffe Formation sandstone, Pinhey's Point. Photo by J. Aylsworth https://www.ottawagatineaugeoheritage.ca/subsites/18 monthly 0.5 2013-11-29 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1384544575233-IMN3OJAKOU0UAMT1JACT/s18lacbeauchamp.jpg Sites - 18. Parc du lac Beauchamp, Québec Unconformity between Nepean Formation quartz arenite and Precambrian granitic basement rocks. Roadcut, Parc du Lac Beauchamp, on west side of entrance road, at westward turn in the road, beside the lake. Photo by Q. Gall. https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1384544589406-BT37GUW8MA5E48Z74ZR5/s18lacbeauchampdetail.jpg Sites - 18. Parc du lac Beauchamp, Québec Closeup of unconformity showing relict weathering at top of Precambrian granitic. Roadcut, Parc du Lac Beauchamp, on west side of entrance road, at westward turn in the road, beside the lake. Photo by Q. Gall. https://www.ottawagatineaugeoheritage.ca/subsites/17 monthly 0.5 2013-11-29 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1384544417447-L0RWFEY1JCK4IRWTCW3O/s17behindmint.jpg Sites - 17. Lady Grey Dr. behind Royal Canadian Mint Verulam limestone , Lady Grey Drive behind the Royal Canadian Mint. Photo by Q. Gall. https://www.ottawagatineaugeoheritage.ca/subsites/16 monthly 0.5 2013-11-29 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1384544271872-J82LRF4CHC4DEBSJFNQM/s16lacdesfeescoarse.jpg Sites - 16. Lac des Fées Trail, Gatineau Park Hull Formation coarse-grained limestone characterized by cross-beds, erosive boundaries between beds, and rip-up clasts, Du Lac des Fées Promenade, Gatineau. Photo by B. Halfkenny. https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1384544302789-XOPJMEKRQOJIB6CFLRVS/smalls16lacdesfees.jpg Sites - 16. Lac des Fées Trail, Gatineau Park Hull Formation fine-grained thin-bedded limestone separated by thin shale in the lower half of section, Du Lac des Fées Promenade, Gatineau. Photo by B. Halfkenny. https://www.ottawagatineaugeoheritage.ca/subsites/15 monthly 0.5 2013-11-29 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1384544064659-49NULDJBNFD4Q2LE1MLR/s15cantley.jpg Sites - 15. Cantley Quarry, Québec Precambrian marble sculpted by hydraulic scouring under glacial ice, Cantley, Québec. Photo by B. Halfkenny. https://www.ottawagatineaugeoheritage.ca/subsites/14 monthly 0.5 2013-11-29 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1384543971653-8ZV6GP5IFCQXVNF0QYUF/s14champlainlookout.jpg Sites - 14. Champlain Lookout, Gatineau Park View to west from Champlain Lookout, Gatineau Park. Photo by B. Halfkenny. https://www.ottawagatineaugeoheritage.ca/subsites/13 monthly 0.5 2015-08-31 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440988366873-0SBSOKJ42O86MPJ3BZ3Y/image-asset.jpeg Sites - 13. Victoria Island Undulating dune bedforms in Ottawa Group limestone, Victoria Island, Ottawa. Photo by Q. Gall. https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440988400818-W6RI4EKX5HCW8G15JKEC/Ottawa+Gp.+bioclastic+lst.JPG Sites - 13. Victoria Island - Ottawa Gp. bioclastic lst https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440988416685-3WX95AHR9434XISPRUQW/Victoria+Is+crinoid+brachiopod+etc+lst.JPG Sites - 13. Victoria Island - Victoria Is crinoid brachiopod etc lst https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440988420378-QWWX1X0FDQR7XT7GDAP9/Victoria+Is+crinoidal+lst.JPG Sites - 13. Victoria Island - Victoria Is crinoidal lst https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440988421526-UW4I2AC0N38ZHBNMSYDG/Victoria+Island+fossiliferous+limestone+outcrop.jpg Sites - 13. Victoria Island - Victoria Island fossiliferous limestone outcrop https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440988431819-4WW1ZQ2WTT95CYNG0ZM9/Victoria+Island+horizontal+burrows.JPG Sites - 13. Victoria Island - Victoria Island horizontal burrows https://www.ottawagatineaugeoheritage.ca/subsites/12 monthly 0.5 2013-11-29 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1384543790242-2J21W9RGX2AEMTSADI01/s12parcbrebeuf.jpg Sites - 12. Parc Brébeuf, Gatineau Cephalopod, lowermost beds along shore of Ottawa River, in Parc Brébeuf, Gatineau. https://www.ottawagatineaugeoheritage.ca/subsites/11 monthly 0.5 2013-11-29 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1384543701010-VP1E4MUA1NA0Q5C2400G/s11lemieux.jpg Sites - 11. Lemieux Landslide Lemieux Landslide, taken 4 days after the event. The South Nation River has risen 12 m, flooding into the scar. The river is about to overtop the landslide dam at the bottom of the photo. Photo by S. Evans https://www.ottawagatineaugeoheritage.ca/subsites/10 monthly 0.5 2013-11-29 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1384543608156-AGAQ7BN9RU4M8JUO0PGK/s10merbleue.jpg Sites - 10. Mer Bleue Bog Air photo showing the areal extent of Mer Bleue Bog with the interpretive trail shown in blue. https://www.ottawagatineaugeoheritage.ca/subsites/9 monthly 0.5 2015-08-31 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440988097921-9UIR4P7OOGF70378HE7L/image-asset.jpeg Sites - 9. Hog's Back Falls Hog's Back Falls. Ordovician rocks on the east side (right) are younger than the rock of the western side (left). Photo by Q. Gall https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440988215509-XL0AU7AN1I3Q1L92GS5Z/Hog%27s+Back+Falls.JPG Sites - 9. Hog's Back Falls - Hog's Back Falls https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440988215819-1INQOSSYTM4ZXZT9NPFB/Linguoid+ripples.jpg Sites - 9. Hog's Back Falls - Linguoid ripples https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440988217720-10SCTJCOV6J5H3X1C42D/Parting+lineations.jpg Sites - 9. Hog's Back Falls - Parting lineations https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440988162336-CMZ8TFV1289NNU1PW4BX/image-asset.jpeg Sites - 9. Hog's Back Falls Ripple marks preserved on bedding surface, Hog's Back Falls. Photo by Q.Gall https://www.ottawagatineaugeoheritage.ca/subsites/8 monthly 0.5 2015-08-31 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440988004451-IZ52M7PQL6X7LQ81G571/image-asset.jpeg Sites - 8. Geological Survey of Canada, 601 Booth St. Fossiliferous limestone (Ottawa Group, Cobourg-Lindsay formations) at the headquarters of the Geological Survey of Canada, 601 Booth St., Ottawa. Photo by Q. Gall. https://www.ottawagatineaugeoheritage.ca/subsites/7 monthly 0.5 2013-11-29 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1384543257584-3KSPCK5ROO4SG7UW555S/smalls7gloucester.jpg Sites - 7. Tunney's Pasture Section of the Gloucester fault splay at Tunney's Pasture showing the displacement across the fault. Photo by J. Aylsworth https://www.ottawagatineaugeoheritage.ca/subsites/6 monthly 0.5 2022-05-17 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1439072473570-7V3Q5163EN3353PW01N9/image-asset.jpeg Sites - 6. OC Transitway at Roosevelt Ave Flat-lying stromatolite unit exposed along the OC transitway north and south wall between Churchill Ave. and the Sir J.A. Macdonald Parkway https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1439072405294-E17OVA3DBIX1T0O5J2QR/image-asset.jpeg Sites - 6. OC Transitway at Roosevelt Ave Stromatolite laminae https://www.ottawagatineaugeoheritage.ca/subsites/5 monthly 0.5 2025-06-25 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/90aebb50-141c-420d-bf98-9b1228990203/Westboro2.jpg Sites - 5. Westboro Beach Stromatolite domes (colonies of cyanobacteria) grew at least 20 cm above the surrounding Ordovician seafloor (bottom of scale card). Photo by Q. Gall. https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/be940852-813f-433c-9538-cd41b216fb47/Westboro1.jpg Sites - 5. Westboro Beach Bumps on the exposed surface of the limestone outcrop are the tops of fossilized domal stromatolites. Photo by Q. Gall. https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/9a5801e1-cbc6-433c-bf65-682b17bc24f5/Westboro3.jpg Sites - 5. Westboro Beach - Make it stand out Block of stromatolitic limestone showing vertical evolution (upward) from small to larger domes. Top of block shows circular plan sections through a few stromatolite domes. Photo by Q. Gall https://www.ottawagatineaugeoheritage.ca/subsites/4 monthly 0.5 2022-05-17 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440987729259-K5BX1W95AIYNM49ZVK5P/image-asset.jpeg Sites - 4. Champlain Bridge Overview of domal stromatolites upstream of Champlain Bridge, Que. Photo by Q.Gall https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440987815206-648GYNKN0VB3PLRGGYJF/Champlain+stromatolites+-+Close+Up.jpg Sites - 4. Champlain Bridge - Champlain stromatolites - Close Up https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440987814172-MU427CRAJVXXTGTCM029/Champlain+stromatolites+1.jpg Sites - 4. Champlain Bridge - Champlain stromatolites 1 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440987816881-PBUE5ECNUE0X85CAZTGF/Champlain+stromatolites+2.jpg Sites - 4. Champlain Bridge - Champlain stromatolites 2 https://www.ottawagatineaugeoheritage.ca/subsites/3 monthly 0.5 2022-05-14 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440986871652-7FRN5KDV1GF2JXSE7OFX/Stroms+in+quartz+sandy+dolostone+March+Fm.JPG Sites - 3. Stony Swamp Conservation Area - Stroms in quartz sandy dolostone March Fm, Jack Pine Trail https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440986866497-3WGM0QPY9UQM79KGIHUM/Ossicles+or+gastropod+fragments+March+Fm.JPG Sites - 3. Stony Swamp Conservation Area - Ossicles or gastropod fragments March Fm, Jack Pine Trail https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440986849210-I1U36Z0PHVBPFZ7LN8L2/March+Fm+horiz+burrows.JPG Sites - 3. Stony Swamp Conservation Area - March Fm horizon burrows, Jack Pine Trail https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440986851281-XV5H4KS8D5MADAA6SSL3/Gastropod+in+March+Fm+lst.JPG Sites - 3. Stony Swamp Conservation Area - Gastropod in March Fm, Jack Pine Trail https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440987300099-PS2KIH8SHSZ18AJFCWUI/Nepean+Fm.JPG Sites - 3. Stony Swamp Conservation Area - Nepean Fm, Rideau Trail https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440987298454-EA3S2QOZA60B4AYTETAJ/Pseudomorphs+Nepean+Fm.JPG Sites - 3. Stony Swamp Conservation Area - Pseudomorphs Nepean Fm, Rideau Trail https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440987308394-2QZDIFRMAXBG8DQFMYOH/Trough+X-strata%2C+Nepean+Fm.JPG Sites - 3. Stony Swamp Conservation Area - Trough X-strata, Nepean Fm, Rideau Trail https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440987403486-8KL59FGZPR9TRWBOXZD3/image-asset.jpeg Sites - 3. Stony Swamp Conservation Area Nepean Formation, Rideau Trail - Stony Swamp Conservation Area. Photo by Q.Gall https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440986694858-P8013IUDYQ6OXTTYWGB7/image-asset.jpeg Sites - 3. Stony Swamp Conservation Area Gastropod in March Formation, Jack Pine Trail - Stony Swamp Conservation Area. Photo by Q.Gall https://www.ottawagatineaugeoheritage.ca/subsites/2 monthly 0.5 2015-08-31 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440986032020-7KLHWC24TZVKXXDPN3TX/smalls2centrumeside.jpg Sites - 2. Centrum Parking Lot Transition from Nepean Formation sandstone to March Formation dolomite beds (darker), east side of Kanata Dr. at Centrum Plaza. Photo by Q. Gall https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440985951258-8T82V8T4MWG8U2U7JO69/smalls2centrum.jpg Sites - 2. Centrum Parking Lot Nepean Sandstone outcrop behind Walmart Store, Centrum Plaza, Kanata. Photo by Q. Gall https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440986215649-GM0981DMKIP3KSQO4Q2R/Pseudomorphs+of+gypsum+nodules+in+Nepean+Fm.++Centrum+Mall+beside+Terry+Fox+Rd..JPG Sites - 2. Centrum Parking Lot - Pseudomorphs of gypsum nodules in Nepean Fm. Centrum Mall beside Terry Fox Rd. https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440986209433-68DGECQQJKKCS7O2OBYD/Nepean+Fm.+ripple+marks+on+bedding+surface.JPG Sites - 2. Centrum Parking Lot - Nepean Fm. ripple marks on bedding surface https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440986178127-R2IE3MVEZO5OBW0CCNF6/Dune+cross-bedded+Nepean+Fm.+sandstone+channel+fill+Centrum+at+Terry+Fox+Rd..JPG Sites - 2. Centrum Parking Lot - Dune cross-bedded Nepean Fm. sandstone channel fill Centrum at Terry Fox Rd. https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440986199959-TWV2YVDQPOOPNVPVB0EM/Closer+view+Nepean-March+transition+Kanata+Rd..JPG Sites - 2. Centrum Parking Lot - Closer view Nepean-March transition Kanata Rd. https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1440986191416-OLCJE1AEC2Y9N3KMW3PC/Nepean+Fm.+behind+Walmart+Centrum+Mall.JPG Sites - 2. Centrum Parking Lot - Nepean Fm. behind Walmart Centrum Mall https://www.ottawagatineaugeoheritage.ca/subsites/1 monthly 0.5 2013-11-29 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1384537903104-F6PVP9AHHQ73NHU2J4XX/s1wejohnstone.jpg Sites - 1. W. Erskine Johnston Elementary School Precambrian gneiss shaped by glacial erosion. W. Erskine Johnston Elementary School, Kanata, On. Photo by J. Aylsworth https://www.ottawagatineaugeoheritage.ca/info daily 1.0 2013-01-30 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1385738110553-6NR27M4T4IU9HX1KILFP/EMCP+2010+photos+087.jpg Ottawa-Gatineau Geoheritage Project https://www.ottawagatineaugeoheritage.ca/about-us daily 0.75 2013-11-21 https://www.ottawagatineaugeoheritage.ca/sites daily 0.75 2024-09-23 https://www.ottawagatineaugeoheritage.ca/links daily 0.75 2019-11-21 https://www.ottawagatineaugeoheritage.ca/contact daily 0.75 2019-11-04 https://www.ottawagatineaugeoheritage.ca/field-trips daily 0.75 2019-11-12 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1382102375472-9GTGXDLRF0ZD2XCSH3SS/Cantley%2C+sculpted+marble+26.JPG Field Trips https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1382102377674-7GC76XB2RP0SLW1JPWVM/Ottawa-20130518-00232.jpg Field Trips https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1382102408358-Q6N963WMNRY078I0VT9W/Hogs+Back+3.JPG Field Trips https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1382102375751-B3EWZGYQI0J8F67BZ165/Cantley+sculpted+marble+18.JPG Field Trips https://www.ottawagatineaugeoheritage.ca/events daily 0.75 2021-10-08 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1381804534887-KC4AF4WSCHWQCTTPXT2F/egeoday.jpg Events https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1381804431980-L8NU4WTZT5U9JM7YJQ21/egemshow.jpg Events https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1381804490511-L720C9UA97N67RML4KY4/efunfest.jpg Events https://www.ottawagatineaugeoheritage.ca/posters daily 0.75 2013-10-23 https://www.ottawagatineaugeoheritage.ca/exhibits daily 0.75 2020-07-17 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1381802641436-9KYKJZMSDQHHKBKWPV3Q/6azurite.jpg Exhibits A specimen of azurite and malachite, one of the many spectacular mineral specimens in the exhibit. https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1381802419257-X84PRFAM1WASZ7FG4EF0/2euripterus.jpg Exhibits Ancient ‘sea scorpion’, Eurypterus remipes, collected from Late Silurian rocks at Niagara, ON. https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1381802385503-66443V1R1QSRPH9H142X/1dawson.jpg Exhibits Plant and mollusc fossils collected by G.M. Dawson, 1880s. https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1381802448730-5AM3T59MTTSCOP9SJLAX/3trilobite.jpg Exhibits Trilobite, Olenoides serratus, from the Late Middle Cambrian Burgess Shale, UNESCO World Heritage Site, Yoho National Park, British Columbia. https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1381802621321-5LARVDGW1B3YVJC24YE9/5acasta.jpg Exhibits 4.2 billion year-old Acasta gneiss, Acasta River, NWT, one of the oldest rocks known. https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1381802605480-2MRHLQXKG9BW8BSAWHYX/4banded.jpg Exhibits Banded iron from Sherman Mine, Temagami, ON, formed as a sedimentary deposit of iron oxide 2.2 billion years ago, when Earth's oxygen largely came from cyanobacteria. https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1381802672657-H43J2MNEVNF9H4SPJ8C9/7apatite.jpg Exhibits Apatite crystals from the Grenville geological province, Ontario and Quebec, Canada. https://www.ottawagatineaugeoheritage.ca/speakers-presentations daily 0.75 2013-10-15 https://www.ottawagatineaugeoheritage.ca/suggested-reading daily 0.75 2024-08-30 https://www.ottawagatineaugeoheritage.ca/april-27th-south-march-highlands-and-carp-hills-geoheritage-event daily 0.75 2014-10-06 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1412622615293-8O9NF0F8ZE6THODVMTUJ/image-asset.jpeg Geoheritage Tour: Perth to Murphys Point (Oct 25th) https://www.ottawagatineaugeoheritage.ca/events-1 daily 0.75 2019-06-02 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1381804534887-KC4AF4WSCHWQCTTPXT2F/egeoday.jpg Backup of Events https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1381804431980-L8NU4WTZT5U9JM7YJQ21/egemshow.jpg Backup of Events https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1476716177585-1LOXPLW77MMSWJR36ZPG/image-asset.jpeg Backup of Events Ordovician stromatolites https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1381804490511-L720C9UA97N67RML4KY4/efunfest.jpg Backup of Events https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1476716086805-2GTZMSG9Z4E1AI7CBQI5/image-asset.jpeg Backup of Events https://www.ottawagatineaugeoheritage.ca/events-backup daily 0.75 2019-09-23 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1381804490511-L720C9UA97N67RML4KY4/efunfest.jpg Events - Backup https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1381804431980-L8NU4WTZT5U9JM7YJQ21/egemshow.jpg Events - Backup https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1381804534887-KC4AF4WSCHWQCTTPXT2F/egeoday.jpg Events - Backup https://www.ottawagatineaugeoheritage.ca/a-walking-guide-ottawas-building-and-monument-stones daily 0.75 2019-11-12 https://images.squarespace-cdn.com/content/v1/525bf175e4b00f431dc971c0/1573490210284-W4F03FS43UBA9TJZREI5/cover.jpg A Walking Guide - Ottawa’s Building and Monument Stones