( Minerals ( ( ( ( ( ( ( are ( ( ( usually solid ) , ) inorganic ) ) , ) ( have ( a ( crystal structure ) ) ) ) , ) and ) ( ( form naturally ) ( by ( geological processes ) ) ) ) . ) )
(ROOT (S (NP (NNPS Minerals)) (VP (VP (VBP are) (ADJP (ADJP (RB usually) (JJ solid)) (, ,) (ADJP (JJ inorganic)))) (, ,) (VP (VBP have) (NP (DT a) (NN crystal) (NN structure))) (, ,) (CC and) (VP (VBP form) (ADVP (RB naturally)) (PP (IN by) (NP (JJ geological) (NNS processes))))) (. .)))
Minerals are usually solid, inorganic, have a crystal structure, and form naturally by geological processes.
(ROOT (S (NP (DT A) (NN mineral)) (VP (VBZ is) (VP (VBN described) (PP (IN as) (NP (NP (DT a) (JJ solid) (JJ natural) (NN material)) (PP (IN with) (NP (DT a) (NN crystal) (NN structure))))))) (. .)))