Natron
From Wikipedia, the free encyclopedia
From Wikipedia, the free encyclopedia
Natron is 'n mineraal wat se algemene samestelling Na2(CO3)·10H2O is. Dit is 'n dekahidraat van natriumkarbonaat.
| Natron | |
|---|---|
 | |
| Formule | Na2(CO3)·10H2O |
| Nickel-Strunz (10) | 5.CB.010 |
| Kleur | kleurloos tot wit; gelerig[1] |
| Streep | wit[1] |
| Glans | glasagtig[1] |
| Hardheid | 1 – 1,5 (Mohs)[1] |
| Digtheid | 1,478 [g/cm3][1] |
| Optiese eienskappe | |
| Dubbelbreking | tweeassig (-)[1] |
| RI-waardes | nα = 1,405 nβ = 1,425 nγ = 1,440[1] |
| Kristallografie | |
| Kristalsisteem | monoklinies[1] |
| Ruimtegroep | P2/m[1] |
| Nommer | 10 |
| Schoenflies-simbool | C12h |
| Eenheidsel | a = 1275pm, b = 900pm, c = 1260pm, β = 115.85°[1] |
| * Lys van minerale | |
Portaal  Geologie | |
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