| Ibn Al-E'erabi said " Al-Mushaqqar : a great ancient city , has a fortress in the middle , on a Qarah called Attalah and on the top of it there is a well that makw a hole of Al-Qarah until it get to the ground , so it's absorbed by the ground | 2- Second type is a result of collapses of the upper layers because of chemical weathering and abrasion, therefore, lower layers removal, which lead to the formation of wide caves sometimes |
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| among the most famous caves in the mountain is :• Naming [ ] Al-Qarah mountain named after Al-Qarah village which is belong to | so there is cave for the annual collective wedding , and the other for tourists |
The project named " Land of Civilizations " , and the project includes preparing the main cave , lighting and leveling its ground.
27| the most famous cave of this type is Al-Nashab cave which has been invested by Ahsa Tourism company under the name " Land of Civilizations project in Al-Qarah mountain" Each one of the caves has natural characteristics which made the locals take advantages of it based on their usage | Geology [ ] The base area of Al-Qarah mountain is about 14 square and consists of reddish colored sedimentary rocks |
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| " it a divine formation , and human didn't do anything about that " Al-Janbi said in his book | moreover , some of history books inform that Al-Qarah mountain is what intended by the name " Al-Mushaqqar " which was mentioned by historians and travelers |
this mountain still called " Ra'as Al-Qarah " which is meant by Arabic geographers.
| It also includes museum of history of Hajer " Al Ahsa name formerly " , stepped theater , new cafes and shops | The tourism projects' cost which was done by the company was about 100 million Saudi Riyal |
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| Um Aljamajem Caves formation [ ] there is a popular belief that the caves in the mountain formed as a result of tides , based on a study was done at 1978 , however , at 2006 other study denied this | As well , it's consist of limestone , sandstone , marlstone and siltstones , while the uncovered base of the mountain composed of a thin layer of marlstone topped with layer of Breccias rocks up to 17 m , followed by limestone and sandstone with thickness of 18 m , after that there is a 75 m thickness of sequential layers of grey crumbling sandstone with intermittent layers red marl and marl-alluvial , ends up with a cover of 2 m of |
therefore , " Hamad Al-jaser " write in his book " Geographical Dictionary of Saudi Arabia - Eastern Province - Section Four " the historian had different opinions about the location of Al-Mushaqqar , so some said it's in Al-Hejaz , or in a valley Eja'a " one of Tae'a mountains " , or in a fort in Al-Bahrain , and the last one is the famous one " While abdul-Khaleq Al-Janbi confirms that Al-Qarah named by that because its south is connected to a huge strange shape and formation hill with vary sizes caves , also , there is a big rock above it and it's carved in wondrous way , in total it has three heads , the first one is to south and look like a woman head , the second one it to the north and look like a man head , the third one between them and look like a lion.
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