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A diamond is a gemstone formed by cutting a raw diamond. Diamonds have high monetary value as one of the best-known and most sought-after gems, and they have been used as decorative items since ancient times.
Characters & History
Explore the main themes, entities and connections around Diamond (gemstone). Start with the topic map, then use the sections below for research and deeper semantic analysis.
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High-confidence facts extracted from structured source data. Use them as anchors for further research.
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diamonds diamond cut color used light carat also fluorescence brilliant value round stone gia blue grading price stones diamond's de
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| alexandrite | instance of | gem-quality diamonds are quite common compared to rare gemstones | 0.80 | text |
| and annual global rough diamond production is estimated to be about 130 million carats | instance of | gem-quality diamonds are quite common compared to rare gemstones | 0.80 | text |
| corundum or spinel.Diamonds eventually spread throughout the world | instance of | but is now thought more likely to mean other hard minerals | 0.80 | text |
| even though India had remained the only major source of the gemstone until diamonds were discovered in Brazil in 1725 | instance of | but is now thought more likely to mean other hard minerals | 0.80 | text |
| the presence of fluorescence as well as the diamond's source | instance of | These include physical characteristics | 0.80 | text |
| which gemological institute evaluated the diamond | instance of | These include physical characteristics | 0.80 | text |
| tiny cracks that can appear whitish or cloudy | instance of | or structural imperfections | 0.80 | text |
| prongs in a way that renders the defect invisible | instance of | it may also be possible to hide certain inclusion behind mounting hardware | 0.80 | text |
| macles are more likely to be cut in a fancy cut | instance of | Oddly shaped crystals | 0.80 | text |
| blue-green or orange | instance of | but are very rare and are sometimes a combination of the colors | 0.80 | text |
| the world's largest diamond producer | instance of | fluorescent natural diamonds are again becoming very desirable with major diamond miners | 0.80 | text |
| Alrosa | instance of | fluorescent natural diamonds are again becoming very desirable with major diamond miners | 0.80 | text |
These clusters group vocabulary that occurs around closely connected concepts in the source material.
Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.