Jin Jing Shi (Vermiculite) — Traditional Mineral Herb, 500g, Powder Service Available

Jin Jing Shi (金精石), also written as 金晶石 and known in English as Vermiculite, is a traditional mineral substance used in Chinese herbal practice and historically grouped among the mineral-based herbs of Traditional Chinese Medicine (TCM). Sourced from Guangdong and offered as a food agricultural product, it is a naturally occurring mineral material traditionally described as sweet and salty in nature, with a settling, calming direction in TCM theory. This listing offers 500 grams of raw Jin Jing Shi, with a custom grinding service available for those who prefer it as a fine powder.

Key Selling Points

• Traditional mineral herb known in TCM as Jin Jing Shi (金精石)
• Also written 金晶石 and known in English as Vermiculite
• Sourced from Guangdong, offered as a food agricultural product
• 500g net weight, suitable for long-term storage
• Custom grinding service available for powder form

Quality & Sensory

Jin Jing Shi presents as a layered, flaky mineral material with a muted golden-brown to dark amber tone and a faint metallic sheen across its sheets. Its texture is light, brittle, and easily separated into thin lamellae, with a dry, earthy-mineral aroma and no noticeable sweetness or sourness on its own. When decocted, it contributes a subtle mineral body to the broth rather than a strong flavor, and when ground, it becomes a fine, free-flowing powder with a soft, matte appearance.

Technical Specifications

Usage Scenarios

• Traditional decoction with other mineral or herbal ingredients
• Inclusion in custom herbal formulas prepared at home
• Ground into powder for blending into traditional preparations
• Long-term storage as part of a home herbal pantry

Traditional Uses

In folk herbal practice, Jin Jing Shi is traditionally decocted alongside other mineral and botanical ingredients in compound formulas, where it is valued for its settling, anchoring quality in TCM theory. It is sometimes ground into a fine powder and blended into traditional preparations, and it appears in older herbal references as a mineral substance used in calming and spirit-settling formulas. As with many mineral herbs, it is typically used in small amounts within a larger formula rather than on its own.

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