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- 3.440
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- insoluble in H2O; soluble in acid solutions, alkaline solutions
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- orthorhombic crystals, crystalline
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- ??? H2O; ??? ??? ?, ??? ??? [CRC10]
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orthorhombic; a=0.439nm, b=0.942 nm, c=0.284nm; hardness is 6.5–7 Mohs; stable from 275°C–425°C [KIR78]??
diaspore: A mineral form of amixed aluminium oxide and hydroxide,AlO.OH.????? ?? ?? ? ???
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