xxx
Array
(
    [0] => Array
        (
            [id] => 873
            [topology] => 3<sup>2</sup>,4<sup>2</sup>T201
            [link_rcsr] => 
            [in_col] => 4
            [transitivity] => [4454]
            [space_group] => P-6m2
            [pearson] => hP10
            [cn] => 3, 4 (2:3)
            [Year] => 2010
            [cn_sort] => 003-004-002-003-
            [topology_str] => 3<sup>2</sup>,4<sup>2</sup>T201
            [caid] => 206
            [nn] => 0
            [name] => 
            [pressure] => 
            [density] => 3.120
            [e_gap] => 
            [energy] => 1.234
            [bulk_mod] => 368.0
            [shear_mod] => 296.2
            [vicker_hard] => 42.1
            [ref_file] => 
            [publ_year] => 
            [ref] => 
        )

    [1] => Array
        (
            [id] => 874
            [topology] => 3<sup>2</sup>,4<sup>2</sup>T201
            [link_rcsr] => 
            [in_col] => 4
            [transitivity] => [4454]
            [space_group] => P-6m2
            [pearson] => hP10
            [cn] => 3, 4 (2:3)
            [Year] => 2010
            [cn_sort] => 003-004-002-003-
            [topology_str] => 3<sup>2</sup>,4<sup>2</sup>T201
            [caid] => 206
            [nn] => 1
            [name] => trigohexagonite
            [pressure] => 
            [density] => 3.178
            [e_gap] => Metal
            [energy] => 
            [bulk_mod] => 
            [shear_mod] => 
            [vicker_hard] => 
            [ref_file] => /References/2010_JMathChem_48_816_Trigohexagonite
            [publ_year] => 2010
            [ref] => 
        )

)
xxx