boracite e方硼石
iron boracite铁方硼石
boracite glass powder方硼石玻璃粉
iron ammonium sulfate bath boracite铁方硼石
N（名词） a white mineral that forms salt deposits of magnesium borate and chloride in orthorhombic crystalline form. Formula: Mg3ClB7O13 方硼石