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Ceylonite

General Information
A variety or type of:Spinel
Chemical Formula
(Mg,Fe
2+
 
)Al
 
2
O
 
4
Gemdat.org, Management Team (2012)
More from other references
Mohs Hardness
( ! ) Fatal error: Uncaught mysqli_sql_exception: Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (utf8mb3_uca1400_ai_ci,COERCIBLE) for operation '=' in /big/www/gemdat/gemshow_class.php on line 690
( ! ) mysqli_sql_exception: Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (utf8mb3_uca1400_ai_ci,COERCIBLE) for operation '=' in /big/www/gemdat/gemshow_class.php on line 690
Call Stack
#TimeMemoryFunctionLocation
10.0010360344{main}( ).../gshow.php:0
20.1138719744gemshow_class->do_physical( ).../gshow.php:149
30.1138736320gemshow_class->showblock( $txt = 'HARD-MIN' ).../gemshow_class.php:1113
40.1139753456gemshow_class->showdata( $dataname = 'HARD-MIN' ).../gemshow_class.php:505
50.1139753856query( $query = 'select * from mineralproperties,mineralpropertytypes where \r\n\t\t\t\t\tmp_mpt_id=mpt_id and mpt_code=\'HARD-MAX\' and \r\n\t\t\t\t\tmp_min_id=\'9744\' and mp_deleted=0 and\r\n\t\t\t\t\tmp_reference=\'Gems, Sixth Edition\' and\r\n\t\t\t\t\tmp_referenceauthor=\'Michael O’Donoghue\' and\r\n\t\t\t\t\tmp_referenceyear=\'2006\' and\r\n\t\t\t\t\tmp_referencepublisher=\'Elsevier\' and\r\n\t\t\t\t\tmp_referenceperiodical=\'\'' ).../gemshow_class.php:690