poikilotope

poikilotope

[pȯi′kil·ə‚tōp]
(geology)
A large crystal enclosing smaller crystals of another mineral in a sedimentary rock showing poikilotopic fabric.
References in periodicals archive ?
Thin section images show that both ferroan and nonferroan calcites commonly occurred as extensive, single-crystal poikilotopes that filled with the intergranular pores (Figure 5(a)).