I wanted to stop and see the stromatolites as they are unique... not very pretty or anything... just unique. They are rocks formed by sediment and blue-green algae. The reason they are so unique... there are only 3 lots of living stromatolites in the world that people can visit; the ones at Hamelin Pool WA and 2 lots in the Bahamas. There are others but their locations are kept secret for a variety of reasons, which I think has a lot to do with possible oil or some other resource. There are a lot of 'dead' ones and they are all believed to be liked back to the days of dinosaurs, so geologists apparently get quite excited by them. The day was very windy and the water in Hamelin Pool was very choppy so, while we could see them, it wasn't under ideal circumstances. Regardless, they just look like boring rocks. Greg and the kids weren't particularly enthused by them.
About 15-20 minute walk away is a shell stone quarry, which was interesting to see. The beach is covered in the shells of the Cardid Cockle, which were deposited on the beach over the last 6000 years, and are up to 10m deep in some places. Small amounts of the calcium carbonate in the shells dissolves in the rain and then dries to become a crystal that binds the shells together into a solid material that can be used for building. It is no longer used for building material, although it has been used to make repairs and restorations to some of the buildings that were originally built from these blocks, including a restaurant and the Anglican Church at Denham. The saw marks and "steps" left behind from the days of quarrying are still very visible. We visited the church at Denham. Actually, we attended the church in Denham,, but I thought it would be good to include a picture of the church here with the quarry pictures.
We went to the Anglican Church on Sunday and met the minister, his wife and kids. They are very lovely people, doing a very tough job. We enjoyed spending time with them and decided to invite them to dinner the next day. We had a lovely dinner at Little Lagoon with Steve, Tamara and their kids. It was great for our two to have some other children to play with and it was nice to spend time with some other adults, rather than just us.
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