The Synthesis and Physical Properties of Magnesium Borate Mineral of Admontite Synthesized from Sodium Borates

Table 4

Crystallographic data of synthesized magnesium borates.

Mineral name	Magnesium borate
Pdf number	00-031-0787
Chemical formula	MgB4O7
Molecular weight (g/mole)	179.55
Crystal system	Orthorhombic
Space group	Pbca (number 61)
(Å)	8.5960
(Å)	13.7290
(Å)	7.9560
(°)	90.00
(°)	90.00
(°)	90.00
	8.00
Density (calculated) (g·cm^−3)	2.54