These ASX 200 lithium shares have all surged more than 20% in a month

ASX 200 lithium shares Galaxy Resources Limited (ASX: GXY), Pilbara Minerals Ltd (ASX: PLS) and Orocobre Limited (ASX: ORE) have continued to rally in 2021, all up by more than 20% in the past month.

From a year-to-date perspective, both…