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SIGNIFICANT ACCOUNTING POLICIES (Tables)
12 Months Ended
Mar. 31, 2022
Disclosure of significant accounting policies [text block] [Abstract]  
Schedule of Details of Company's Significant Subsidiaries
      Proportion of ownership interest held  
Name of subsidiaries Principal activity Country of
incorporation
March 31,
2022
March 31,
2021
Mineral properties
Silvercorp Metals China Inc. Holding company Canada 100% 100%  
Silvercorp Metals (China) Inc. Holding company China 100% 100%  
0875786 B.C. LTD. Holding company Canada 100% 100%  
Fortune Mining Limited Holding company BVI (i) 100% 100%  
Fortune Copper Limited Holding company BVI 100% 100%  
Fortune Gold Mining Limited Holding company BVI 100% 100%  
Victor Resources Ltd. Holding company BVI 100% 100%  
Yangtze Mining Ltd. Holding company BVI 100% 100%  
Victor Mining Ltd. Holding company BVI 100% 100%  
Yangtze Mining (H.K.) Ltd. Holding company Hong Kong 100% 100%  
Fortune Gold Mining (H.K.) Limited Holding company Hong Kong 100% 100%  
Wonder Success Limited Holding company Hong Kong 100% 100%  
 New Infini Silver Inc. (“New Infini”) Holding company Canada 46.1% 43.8%  
Infini Metals Inc. Holding company BVI 46.1% 43.8%  
Infini Resources (Asia) Co. Ltd. Holding company Hong Kong 46.1% 43.8%  
Golden Land (Asia) Ltd. Holding company Hong Kong 46.1% 43.8%  
Henan Huawei Mining Co. Ltd. (“Henan Huawei”) Mining China 80% 80% Ying Mining District
Henan Found Mining Co. Ltd. (“Henan Found”) Mining China 77.5% 77.5%
Xinshao Yunxiang Mining Co., Ltd. (“Yunxiang”) Mining China 70% 70% BYP
Guangdong Found Mining Co. Ltd. (“Guangdong Found”) Mining China 99% 99% GC
Infini Resources S.A. de C.V. Mining Mexico 46.1% 43.8% La Yesca
Shanxi Xinbaoyuan Mining Co., Ltd. (“Xinbaoyuan”) Mining China 77.5% 0.0% Kuanping

 

Schedule of Details of Company's Associate
      Proportion of ownership interest held
Name of associate   Principal activity Country of
incorporation
March 31,
2022
March 31,
2021
New Pacific Metals Corp. (“NUAG”) Mining Canada 28.2% 28.6%
Whitehorse Gold Corp. (“WHG”) Mining Canada 29.3% 27.0%

 

Schedule of Estimated Useful Lives
Buildings 20 years
Office equipment 5 years
Machinery 5-10 years
Motor vehicles 5 years
Land use rights 50 years
Leasehold improvements 5 years