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Strontianite (SrCO3) is an important raw material for the extraction of strontium. It is a rare carbonate mineral and one of only a few strontium minerals. It is a member of the aragonite group.
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strontium mineral group occurs celestine white found aragonite also parallel acicular axis calcite veins common srco3 plane crystals cations crystal
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Strontianite | 2V angle | Measured: 7°, Calculated: 12° to 8° | 1.00 | infobox |
| Strontianite | Alters to | Celestine SrSO4 | 1.00 | infobox |
| Strontianite | Birefringence | 0.15 | 1.00 | infobox |
| Strontianite | Category | Carbonate minerals | 1.00 | infobox |
| Strontianite | Cleavage | {110} nearly perfect, {021} poor, {010} traces | 1.00 | infobox |
| Strontianite | Color | Colourless, white, gray, light yellow, green or brown; colourless in transmitted light | 1.00 | infobox |
| Strontianite | Crystal class | Dipyramidal (mmm) H-M symbol: (2/m 2/m 2/m) | 1.00 | infobox |
| Strontianite | Crystal habit | Prismatic, acicular, pseudo hexagonal, columnar to fibrous, granular, massive | 1.00 | infobox |
| Strontianite | Crystal system | Orthorhombic | 1.00 | infobox |
| Strontianite | Dana classification | 14.01.03.03 | 1.00 | infobox |
| Strontianite | Diaphaneity | Transparent to translucent | 1.00 | infobox |
| Strontianite | Formula | SrCO3 | 1.00 | infobox |
| Strontianite | Formula mass | 147.63 g/mol | 1.00 | infobox |
| Strontianite | Fracture | Subconchoidal to uneven | 1.00 | infobox |
| Strontianite | IMA symbol | Str | 1.00 | infobox |
| Strontianite | Lustre | Vitreous, resinous on breaks, greasy | 1.00 | infobox |
| Strontianite | 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 |
| Strontianite | Optical properties | Biaxial (−) | 1.00 | infobox |
| Strontianite | Refractive index | nα = 1.52, nβ = 1.66, nγ = 1.67 | 1.00 | infobox |
| Strontianite | Solubility | Soluble in dilute HCl | 1.00 | infobox |
| Strontianite | Space group | Pmcn | 1.00 | infobox |
| Strontianite | Specific gravity | 3.74 to 3.78 Transparent versions are heavier than the other ones | 1.00 | infobox |
| Strontianite | Streak | White | 1.00 | infobox |
| Strontianite | Strunz classification | 5.AB.15 (10 ed) 5/B.04-20 (8 ed) | 1.00 | infobox |
| Strontianite | Tenacity | Brittle | 1.00 | infobox |
| Strontianite | Twinning | Very common, usually contact, rarely penetration, also repeated | 1.00 | infobox |
| Strontianite | Ultraviolet fluorescence | Almost always fluorescent | 1.00 | infobox |
| Strontianite | Unit cell | a = 5.1 Å, b = 8.4 Å c = 6.0 Å; Z = 4 | 1.00 | infobox |
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