A grout composition comprising: an elastomeric emulsion comprising: 1 to 15 wt.% of a silyl-terminated polymer of formula Y-[(CR 1 2) b- SiR a (OR 2) 3-a] x, wherein Y comprises a polyurethane or polyoxyalkylene polymer residue which is x-valent and bonded to (CR 1 2) via nitrogen, oxygen, sulfur, or carbon, R each independently is a monovalent, optionally substituted hydrocarbyl radical, R 1 each independently is hydrogen or a monovalent, optionally substituted hydrocarbyl radical optionally bonded to carbon of the CR 1 2 group via nitrogen, phosphorus, oxygen, sulfur, or a carbonyl group, R 2 each individually is hydrogen or a monovalent, optionally substituted hydrocarbyl radical, x is an integer from 1 to 10, a each individually is 0, 1, or 2, and b each individually is an integer from 1 to 10; 1 to 20 wt.% of at least one silicone resin containing units of the formula R 3 a R 4 b (R 5 O) c SiO (4-a-b-)/2, wherein R 3 each independently is alkyl, aryl, aminoalkyl, glycidoxy alkyl, mercapto alkyl, R 4 each independently is alkyl, aryl, R 5 each independently is alkyl, H, ethylene oxide, propylene oxide, a is 0-3, b is 0-2, c is 0, 1, 2, or 3, with the proviso that a + b + c ≤ 4, corresponding to oligomers, polymers, and silanes; and 0.1 to 5 wt.% of emulsifier(s); 10 to 20 wt.% of water; 50 to 90 wt. % of aggregate filler(s); further optionally: catalyst(s); and/or additive(s); wherein the relative amounts of individual components in the emulsion are based on 100% of the whole ingredients as mixed together. an elastomeric emulsion comprising: 1 to 15 wt.% of a silyl-terminated polymer of formula Y-[(CR 1 2) b- SiR a (OR 2) 3-a] x, wherein Y comprises a polyurethane or polyoxyalkylene polymer residue which is x-valent and bonded to (CR 1 2) via nitrogen, oxygen, sulfur, or carbon, R each independently is a monovalent, optionally substituted hydrocarbyl radical, R 1 each independently is hydrogen or a monovalent, optionally substituted hydrocarbyl radical optionally bonded to carbon of the CR 1 2 group via nitrogen, phosphorus, oxygen, sulfur, or a carbonyl group, R 2 each individually is hydrogen or a monovalent, optionally substituted hydrocarbyl radical, x is an integer from 1 to 10, a each individually is 0, 1, or 2, and b each individually is an integer from 1 to 10; 1 to 20 wt.% of at least one silicone resin containing units of the formula R 3 a R 4 b (R 5 O) c SiO (4-a-b-)/2, wherein R 3 each independently is alkyl, aryl, aminoalkyl, glycidoxy alkyl, mercapto alkyl, R 4 each independently is alkyl, aryl, R 5 each independently is alkyl, H, ethylene oxide, propylene oxide, a is 0-3, b is 0-2, c is 0, 1, 2, or 3, with the proviso that a + b + c ≤ 4, corresponding to oligomers, polymers, and silanes; and 0.1 to 5 wt.% of emulsifier(s); 10 to 20 wt.% of water; 50 to 90 wt. % of aggregate filler(s); further optionally: catalyst(s); and/or additive(s); wherein the relative amounts of individual components in the emulsion are based on 100% of the whole ingredients as mixed together. 1 to 15 wt.% of a silyl-terminated polymer of formula Y-[(CR 1 2) b- SiR a (OR 2) 3-a] x, wherein Y comprises a polyurethane or polyoxyalkylene polymer residue which is x-valent and bonded to (CR 1 2) via nitrogen, oxygen, sulfur, or carbon, R each independently is a monovalent, optionally substituted hydrocarbyl radical, R 1 each independently is hydrogen or a monovalent, optionally substituted hydrocarbyl radical optionally bonded to carbon of the CR 1 2 group via nitrogen, phosphorus, oxygen, sulfur, or a carbonyl group, R 2 each individually is hydrogen or a monovalent, optionally substituted hydrocarbyl radical, x is an integer from 1 to 10, a each individually is 0, 1, or 2, and b each individually is an integer from 1 to 10; Y comprises a polyurethane or polyoxyalkylene polymer residue which is x-valent and bonded to (CR 1 2) via nitrogen, oxygen, sulfur, or carbon, R each independently is a monovalent, optionally substituted hydrocarbyl radical, R 1 each independently is hydrogen or a monovalent, optionally substituted hydrocarbyl radical optionally bonded to carbon of the CR 1 2 group via nitrogen, phosphorus, oxygen, sulfur, or a carbonyl group, R 2 each individually is hydrogen or a monovalent, optionally substituted hydrocarbyl radical, x is an integer from 1 to 10, a each individually is 0, 1, or 2, and b each individually is an integer from 1 to 10; 1 to 20 wt.% of at least one silicone resin containing units of the formula R 3 a R 4 b (R 5 O) c SiO (4-a-b-)/2, wherein R 3 each independently is alkyl, aryl, aminoalkyl, glycidoxy alkyl, mercapto alkyl, R 4 each independently is alkyl, aryl, R 5 each independently is alkyl, H, ethylene oxide, propylene oxide, a is 0-3, b is 0-2, c is 0, 1, 2, or 3, with the proviso that a + b + c ≤ 4, corresponding to oligomers, polymers, and silanes; and R 3 each independently is alkyl, aryl, aminoalkyl, glycidoxy alkyl, mercapto alkyl, R 4 each independently is alkyl, aryl, R 5 each independently is alkyl, H, ethylene oxide, propylene oxide, a is 0-3, b is 0-2, c is 0, 1, 2, or 3, with the proviso that a + b + c ≤ 4, corresponding to oligomers, polymers, and silanes; and 0.1 to 5 wt.% of emulsifier(s); 10 to 20 wt.% of water; 50 to 90 wt. % of aggregate filler(s); further optionally: catalyst(s); and/or additive(s); catalyst(s); and/or additive(s);