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Blue spinel
Blue spinel
☒

Lazulite
Lazulite
☒



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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
None
-9999
MgAl2O4
 
-
-
-
3.04-3.17
Uneven
{001} Indistinct, {???} Indistinct
5.5
(Mg,Fe)Al 2(PO 4) 2(OH) 2Arthur Thomas , Gemstones (2009) More from other references

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Clinothulite
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Bort
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Lazulite
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Lazulite Vs Lemon quartz
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Rutilated topaz
Lazulite Vs Rutilated topaz
Lazulite
Aventurine feldspar
Lazulite Vs Aventurine feldspar

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