Research any topic before you write.
Find related topics. | Discover entities. | See connections. | Build a topical map.
Bayldonite (BAIL-done-ite) is a rare secondary mineral with the chemical formula PbCu3(AsO4)2(OH)2. Its provenance has been attributed to Penberthy Croft Mine, Cornwall, England, United Kingdom but there is no substantiating evidence for this and it was only attributed to Cornwall by Church (1865). Also, Church’s paper (Church, 1865) clearly states “I am…
Measurement & Overview
Explore the main themes, entities and connections around Bayldonite. Start with the topic map, then use the sections below for research and deeper semantic analysis.
Start with a few of the strongest sections from the source topic. These are research directions, not a list of keywords you must use.
High-confidence facts extracted from structured source data. Use them as anchors for further research.
Browse the full topic structure. Each item opens a new analysis centered on that subject.
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.
also tsumeb namibia mineral united church 1865 states bayldon formula pbcu3 aso4 oh cornwall references arizona gemstone bail-done-ite rare secondary
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Bayldonite | 2V angle | 89° | 1.00 | infobox |
| Bayldonite | Birefringence | 0.040 | 1.00 | infobox |
| Bayldonite | Category | Arsenate minerals | 1.00 | infobox |
| Bayldonite | Cleavage | None observed | 1.00 | infobox |
| Bayldonite | Color | Green, apple-green | 1.00 | infobox |
| Bayldonite | Crystal class | Prismatic (2/m) (same H-M symbol) | 1.00 | infobox |
| Bayldonite | Crystal habit | Mammillary crust | 1.00 | infobox |
| Bayldonite | Crystal system | Monoclinic | 1.00 | infobox |
| Bayldonite | Density | 5.24–5.65 g/cm3 (measured), 5.707 g/cm3 (calculated) | 1.00 | infobox |
| Bayldonite | Diaphaneity | Transparent, translucent | 1.00 | infobox |
| Bayldonite | Dispersion | r < v strong | 1.00 | infobox |
| Bayldonite | Extinction | Y^elongation = 45°; X=b | 1.00 | infobox |
| Bayldonite | Formula | PbCu3(AsO4)2(OH)2 | 1.00 | infobox |
| Bayldonite | Fracture | Irregular/uneven, conchoidal, sub-conchoidal, fibrous | 1.00 | infobox |
| Bayldonite | IMA symbol | Bay | 1.00 | infobox |
| Bayldonite | Luster | Resinous, waxy, greasy | 1.00 | infobox |
| Bayldonite | Mohs scale hardness | .mw-parser-output .frac{white-space:nowrap}.mw-parser-output .frac .num,.mw-parser-output .frac .den{font-size:80%;line-height:0;vertical-align:super}.mw-parser-output .frac .de… | 1.00 | infobox |
| Bayldonite | Optical properties | Biaxial (+) | 1.00 | infobox |
| Bayldonite | Pleochroism | Non-pleochroic | 1.00 | infobox |
| Bayldonite | Refractive index | nα = 1.951 nβ = 1.970 nγ = 1.991 | 1.00 | infobox |
| Bayldonite | Space group | C2/c | 1.00 | infobox |
| Bayldonite | Streak | Siskin green to apple green | 1.00 | infobox |
| Bayldonite | Strunz classification | 8.BH.45 | 1.00 | infobox |
| Bayldonite | Tenacity | Brittle | 1.00 | infobox |
| Bayldonite | Twinning | Pseudoscalenohedral trillings with the composition plane | 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.