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Spinel (Agricola, 1546), chemický vzorec MgAl2O4, je krychlový minerál patřící do skupiny spinelidů. Název pochází pravděpodobně z latinského spina – trn, podle ostrých oktaedrických krystalů.
Naleziště, Původ & Vlastnosti
Explore the main themes, entities and connections around Spinel. Start with the topic map, then use the sections below for research and deeper semantic analysis.
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Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.
See the strongest relationship patterns around the current topic before diving into the raw triples.
Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.
spinely jsou kameny jako robert spinelů tanzanie kámen áditjavéda 2007 spinelu jeho minerál safíry svatováclavské barvy padparádža červené srí vlastnosti
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Spinel | Barva | bezbarvý, žlutá, zelená,... | 1.00 | infobox |
| Spinel | Chemický vzorec | MgAl2O4 | 1.00 | infobox |
| Spinel | Hustota | 3,54–3,63 g/cm g ⋅ cm−3 | 1.00 | infobox |
| Spinel | Index lomu | 1,712–1,762 | 1.00 | infobox |
| Spinel | Kategorie | Minerál | 1.00 | infobox |
| Spinel | Lesk | skelný | 1.00 | infobox |
| Spinel | Rozpustnost | Těžko rozpustný v H2SO4. Před dmuchavkou se netaví. | 1.00 | infobox |
| Spinel | Soustava | krychlová | 1.00 | infobox |
| Spinel | Tvrdost | 8 | 1.00 | infobox |
| Spinel | Vryp | šedobílý | 1.00 | infobox |
| Spinel | Vzhled krystalu | oktaedry, dodekaedry | 1.00 | infobox |
| Spinel | Štěpnost | neštěpný | 1.00 | infobox |
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.