A halo can be in a form of a circle.Logical formLearned from2 sentences. A halo may occur around the sun.Logical formLearned from2 sentences. (Halo phenomena) may occur.Logical formLearned from2 sentences. Haloes can be multicolored.Logical formLearned from2 sentences. Haloes can be around veins.Logical formLearned from2 sentences. (Alteration haloes) can be green.Logical formLearned from2 sentences. (Alteration haloes) can be dark.Logical formLearned from2 sentences. (Alteration haloes) can be similar to features.Logical formLearned from2 sentences. (Alteration haloes) can be adjacent to veins.Logical formLearned from2 sentences. Haloes can be rare.Logical formLearned from2 sentences. (Oxidation haloes) can be common.Logical formLearned from2 sentences. A center may pertain-to (mass haloes).Logical formLearned from2 sentences. Haloes can be truncated.Logical formLearned from2 sentences. Haloes can be around text.Logical formLearned from2 sentences. A stem can be for a halo.Logical formLearned from2 sentences.