What is the minimum taxable limit (Nisab) for Zakat on Gold according to Islamic Shariah?

Explanation

In Islamic jurisprudence, Zakat becomes obligatory at the rate of 2.5% per annum once wealth reaches or exceeds the threshold (Nisab) and is held for one lunar year. For gold, the Nisab is 7.5 Tolas (equivalent to 87.48 grams or 20 gold Dinars). For silver, the Nisab is 52.5 Tolas (equivalent to 612.36 grams or 200 silver Dirhams).