Shiva Purana
शुद्धस्फटिकसंकाशं प्रसन्नं शीतलद्युतिम्॥ विद्युद्वलयसंकाशं जटामुकुटभूषितम् ॥ ४८॥
It was like pure crystal and had a cheerful cool glow. He looked like a ring of lightning and was adorned with a crown of matted hair.
english translation
zuddhasphaTikasaMkAzaM prasannaM zItaladyutim॥ vidyudvalayasaMkAzaM jaTAmukuTabhUSitam ॥ 48॥
hk transliteration by Sanscript