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

Table 1

XRD scores of the synthesized magnesium borate minerals.

Reaction temperature (°C)	Reaction time (min)	Mc-T-H*		Mc-T-B*		Mc-Bx-H*		Mc-Bx-B*
		Admontite	Mcallisterite	Admontite	Mcallisterite	Admontite	Mcallisterite	Admontite	Mcallisterite
60	30	68	64	59	64	67	—	60	—
	60	62	68	66	52	68	—	63	—
	120	65	35	59	58	64	46	68	—
	240	67	55	61	48	63	—	71	—
80	30	61	76	66	40	64	—	65	—
	60	65	54	70	—	65	—	64	56
	120	56	54	62	56	57	—	60	—
	240	49	60	63	45	65	—	65	—
100	30	45	80	47	79	63	—	62	—
	60	46	79	49	81	70	—	58	31
	120	44	80	39	81	56	44	61	40
	240	49	74	48	60	62	—	64	17

*Mc: MgCl₂·6H₂O, T: Na₂B₄O₅(OH)₄·3H₂O, H: H₃BO₃, B: B₂O₃, and Bx: Na₂B₄O₅(OH)₄·8H₂O.