Silica Sand prices for low Fe impurity, page-7

In the latest IMARC report on silica sand (and pricing), VRX gets a mention
as a "key player" ...

https://www.imarcgroup.com/asia-pacific-silica-sand-market
w w w . i m a r c g r o u p . c o m /
(Unfortunately, full report costs ~$2500, so this is cover page only)

Competitive Landscape:

The competitive landscape of the industry has also been examined with some of the key players being Chongqing Changjiang River Moulding Material (Group) Co. Ltd, Diatreme Resources Limited, JFE Mineral Company Ltd., Mangal Minerals, Mitsubishi Corporation, PUM Group, Raghav Productivity Enhancers Limited, Rock Energy International, TOCHU Corporation, VRX Silica Limited, Xinyi Golden Ruite Quartz Materials Co., Limited, etc.

All IMHO, DYOR