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Limestone is a type of carbonate sedimentary rock which is the main source of the material lime. It is composed mostly of the minerals calcite and aragonite, which are different crystal forms of calcium carbonate .
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carbonate calcite grains aragonite rock water dolomite calcium sediments mud material organic limestones minerals environments used also many formed organisms
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Limestone | is a | type of carbonate sedimentary rock which is the main source of the material lime | 0.90 | text |
| Limestone | is a | obsolete and poorly defined term used variously for dolomite | 0.90 | text |
| Limestone | is a | island of Gotland | 0.90 | text |
| Limestone | is a | raw material for production of lime | 0.90 | text |
| toothpaste or paint | instance of | as white pigment or filler in products | 0.80 | text |
| as a soil conditioner | instance of | as white pigment or filler in products | 0.80 | text |
| and as a popular decorative addition to rock gardens | instance of | as white pigment or filler in products | 0.80 | text |
| coral or foraminifera | instance of | classification of limestone is usually based on its grain type and mud content.GrainsMost grains in limestone are skeletal fragments of marine organisms | 0.80 | text |
| whether the grains were originally in mutual contact | instance of | based on criteria | 0.80 | text |
| and therefore self-supporting | instance of | based on criteria | 0.80 | text |
| or whether the rock is characterized by the presence of frame builders | instance of | based on criteria | 0.80 | text |
| algal mats | instance of | based on criteria | 0.80 | text |
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