Kasiṇa devices are ten in number and are as follows: paṭhavi (earth), āpo (water), tejo (fire), vāyo (air), nīla (blue), pīta (yellow), lohita (red), odāta (white), ākāsa (space), and viññāṇa (vijñāna, consciousness). These ten form part of the forty objects of meditation. See KAMMAṬṬHĀNA.
"Kasiṇa." The Concise Oxford Dictionary of World Religions. . Encyclopedia.com. (November 18, 2018). https://www.encyclopedia.com/religion/dictionaries-thesauruses-pictures-and-press-releases/kasina
"Kasiṇa." The Concise Oxford Dictionary of World Religions. . Retrieved November 18, 2018 from Encyclopedia.com: https://www.encyclopedia.com/religion/dictionaries-thesauruses-pictures-and-press-releases/kasina