( ( ( The combination ) ( of ( ( the properties ) ( of ( quartz ( with ( these minerals ) ) ) ) ) ) ) ( ( produces ( ( ( a synthesis ) , ) ( which ( , ( ( in ( addition ( to ( ( the properties ) ( of ( the ( four minerals ) ) ) ) ) ) ) ( , ( produces ( further qualities ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (NN combination)) (PP (IN of) (NP (NP (DT the) (NNS properties)) (PP (IN of) (NP (NP (NN quartz)) (PP (IN with) (NP (DT these) (NNS minerals)))))))) (VP (VBZ produces) (NP (NP (DT a) (NN synthesis)) (, ,) (SBAR (WHNP (WDT which)) (S (, ,) (PP (IN in) (NP (NP (NN addition)) (PP (TO to) (NP (NP (DT the) (NNS properties)) (PP (IN of) (NP (DT the) (CD four) (NNS minerals))))))) (, ,) (VP (VBZ produces) (NP (JJ further) (NNS qualities))))))) (. .)))
The combination of the properties of quartz with these minerals produces a synthesis, which, in addition to the properties of the four minerals, produces further qualities.
(ROOT (S (NP (DT The) (NN mineral) (NN quartz)) (VP (VBZ is) (VP (VBN used) (S (VP (TO to) (VP (VB produce) (NP (NN glass))))))) (. .)))