सिद्धान्तशिखामणि (शिवयोगी रेणुकाचार्य - वीरशैव षट्स्थल दर्शन एवं शक्तिविशिष्टाद्वैत महाग्रन्थ)

A preamble to Śrī Siddhāntaśikhāmaṇi
order to place the Mahāliṅga which is of the nature
‘Praṇava’ (Oṁkāra) in the Ājñācakra, on the palm of the
disciple. (20-21)
स्फाटिकं शैलजं वापि चन्द्रकान्तमयं तु वा।
बाणं वा सूर्यकान्तं वा लिङ्गमेकं समाहरेत्॥२२॥
atha liṁgadhāraṇasthalam - 5
sphāṭikaṁ śailajaṁ vāpi candrakāntamayaṁ tu vā |
bāṇaṁ vā sūryakāntaṁ vā liṅgamekaṁ samāharet || 22 ||
The Guru should take up a Liṅga made up of crystal,
stone of mountain, Candrakānta-stone, ‘Bāṇa’- stone or
Sūryakānta-stone. (22)
सर्वलक्षणसंपन्ने तस्मिंल्लिङ्गे विशोधिते।
पीठस्थितेऽभिषिक्ते च गन्धपुष्पादिपूजिते॥२३॥