If its cosmetic grade mineral, it should not clog your pores is what I've read. The regular mineral oil (sold as a laxative) may be too thick. You can find the food grade kind for cutting boards and such...I believe it's a lighter one. The baby oil I have is only mineral oil and fragrance.
3a (normal-porosity/elasticity/density)
Cleanse: CHS TS+oil, poo bars, Sevi pumpkin poo, Co-wash
LI/RO:MD RCLI, GDLI, Andalou naturals -GVPCB, DB pumpkin, Tresemmé Naturals
Stylers: LALSG, Volumax styling, CHS CK, BRHG, KCCC, Gel-les'C, JC Spiralicious, AOMM, CJPP, SSCEJ

$5 off 1st order under $40, $10 off over $40...at iherb use code KEY066