Les classificacions modernes, com la de Dana<ref name=Dana> http://www.mindat.org/dana.php?a=50 Dana Classification 8th edition - ORGANIC COMPOUNDS</ref> o la de Strunz<ref name=Strunz> http://www.mindat.org/strunz.php?a=9 Strunz Classification - Organic Compounds</ref> inclouen una ''classe orgànica''. | Les classificacions modernes, com la de Dana<ref name=Dana> http://www.mindat.org/dana.php?a=50 Dana Classification 8th edition - ORGANIC COMPOUNDS</ref> o la de Strunz<ref name=Strunz> http://www.mindat.org/strunz.php?a=9 Strunz Classification - Organic Compounds</ref> inclouen una ''classe orgànica''. |