The qualities are incapable of being described as completely separate from one another. Darkness and Goodness and Ignorance are seen existing in a state of union.
नैव शक्या गुणा वक्तुं पृथक्त्वेनैव सर्वशः। अविच्छिन्नानि दृश्यन्ते रजः सत्त्वं तमस्तथा॥