A method of treating a hydrocarbon-containing subterranean formation, comprising introducing a micellar solution fluid into the hydrocarbon-containing subterranean formation, wherein the micellar solution fluid comprises a) water, b) a non-terpene oil-based moiety, c) a brine resistant aqueous colloidal silica sol; and d) optionally a terpene or a terpenoid, wherein the brine resistant aqueous colloidal silica sol has silica particles with a surface that is functionalized with polysiloxane oligomer, wherein the polysiloxane oligomer comprises ingredient A and ingredient B, wherein ingredient A is glycidoxypropyltrimethoxysilane, and ingredient B is selected from the group consisting of one or more of methacryloxypropyltrimethoxysilane, isobutyltrimethoxysilane, vinyltrimethoxysilane, trimethoxy[2-(7-oxabicyclo[4.1.0]hept-3-yl)ethyltrimethoxysilane and hexamethyldisiloxane, wherein the aqueous colloidal silica sol is brine-resistant in both a 10 wt.% API brine solution and in artificial seawater for at least 24 hours, wherein the 10 wt.% API brine solution is prepared by dissolving 8 wt.% NaCl and 2 wt.% CaCl 2 in distilled water, and wherein, when a terpene or terpenoid is present, the ratio of total water to terpene or terpenoid is at least 15 to 1. a) water, b) a non-terpene oil-based moiety, c) a brine resistant aqueous colloidal silica sol; and d) optionally a terpene or a terpenoid, wherein the brine resistant aqueous colloidal silica sol has silica particles with a surface that is functionalized with polysiloxane oligomer, wherein the polysiloxane oligomer comprises ingredient A and ingredient B, wherein ingredient A is glycidoxypropyltrimethoxysilane, and ingredient B is selected from the group consisting of one or more of methacryloxypropyltrimethoxysilane, isobutyltrimethoxysilane, vinyltrimethoxysilane, trimethoxy[2-(7-oxabicyclo[4.1.0]hept-3-yl)ethyltrimethoxysilane and hexamethyldisiloxane, wherein the aqueous colloidal silica sol is brine-resistant in both a 10 wt.% API brine solution and in artificial seawater for at least 24 hours, wherein the 10 wt.% API brine solution is prepared by dissolving 8 wt.% NaCl and 2 wt.% CaCl 2 in distilled water, and wherein, when a terpene or terpenoid is present, the ratio of total water to terpene or terpenoid is at least 15 to 1. wherein the brine resistant aqueous colloidal silica sol has silica particles with a surface that is functionalized with polysiloxane oligomer, wherein the polysiloxane oligomer comprises ingredient A and ingredient B, wherein ingredient A is glycidoxypropyltrimethoxysilane, and ingredient B is selected from the group consisting of one or more of methacryloxypropyltrimethoxysilane, isobutyltrimethoxysilane, vinyltrimethoxysilane, trimethoxy[2-(7-oxabicyclo[4.1.0]hept-3-yl)ethyltrimethoxysilane and hexamethyldisiloxane, wherein the aqueous colloidal silica sol is brine-resistant in both a 10 wt.% API brine solution and in artificial seawater for at least 24 hours, wherein the 10 wt.% API brine solution is prepared by dissolving 8 wt.% NaCl and 2 wt.% CaCl 2 in distilled water, and wherein, when a terpene or terpenoid is present, the ratio of total water to terpene or terpenoid is at least 15 to 1.