Mineral species
Mineral species recorded in Wikidata — from quartz and diamond to rare species known from a single locality — with chemical formula, crystal system, Mohs hardness, density and IMA mineral symbol. One row per mineral species.
Columns
Stable keys — use them in the API, SQL and code
| Key | Name | Type | Description |
|---|---|---|---|
| name | Mineral | string | — |
| wikidata | Wikidata | entity | — |
| formula | Formula | string | Chemical formula as recorded in Wikidata. |
| ima_symbol | IMA symbol | string | Official International Mineralogical Association mineral symbol, e.g. Qz for quartz. |
| crystal_system | Crystal system | string | — |
| hardness_min | Mohs hardness (min) | number | Mohs scale, 1 (talc) to 10 (diamond). |
| hardness_max | Mohs hardness (max) | number | — |
| density_min | Density (min) | number · g/cm³ | — |
| density_max | Density (max) | number · g/cm³ | — |
| sitelinks | Wikipedia articles | integer | Number of Wikipedia language editions with an article on the mineral. |
More in Chemistry & Materials
Periodic table of the elements
All 118 chemical elements with atomic mass, electron configuration, electronegativity, melting and boiling points, density and year of discovery. One row per element.
Well-known chemical compounds
About 3,000 of the best-known chemical compounds — from water and aspirin to caffeine, sucrose and TNT — with formula, molecular weight and PubChem's computed properties such as XLogP, polar surface area and hydrogen-bond counts. One row per compound.
Fundamental physical constants (CODATA)
The internationally recommended values of the fundamental physical constants — the speed of light, Planck constant, electron mass, fine-structure constant and about 350 more — from the latest CODATA adjustment, as published by NIST. One row per constant, with value, standard uncertainty and unit.