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Chlorastrolite

General Information
A variety or type of:Pumpellyite-(Mg)
Chemical Formula
Ca
 
2
(Mg,Fe)Al
 
2
(SiO
 
4
)(Si
 
2
O
 
7
)(OH)
 
2
· H
 
2
O)
Arthur Thomas, Gemstones (2009)
Mohs Hardness
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Call Stack
#TimeMemoryFunctionLocation
10.0013360360{main}( ).../gshow.php:0
20.2269724584gemshow_class->do_physical( ).../gshow.php:149
30.2269741160gemshow_class->showblock( $txt = 'HARD-MIN' ).../gemshow_class.php:1113
40.2270758296gemshow_class->showdata( $dataname = 'HARD-MIN' ).../gemshow_class.php:505
50.2270758760query( $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=\'11469\' 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