It was comprised a stable black powder, which could not be ignited, was less dense than water, and was mainly composed of quartz, amorphous carbon, and other impurities.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List

ⓘ Quartz

1 valid mineral.

Detailed Mineral List:

ⓘ Quartz

Formula: SiO₂

References:

Liu, Xi, Zhao, Xiaoguang, Wang, Xianguang, Tang, Yili, Liao, Juan, Wu, Qianwen, Wang, Jie, Zhang, Jun, Yang, Huaming (2023) Insight into Crystalline Structure and Physicochemical Properties of Quartz-Carbon Ore. Minerals, 13 (12) doi:10.3390/min13121488

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘ	Quartz	4.DA.05	SiO₂

List of minerals for each chemical element

O	Oxygen
O	ⓘ Quartz	SiO₂
Si	Silicon
Si	ⓘ Quartz	SiO₂

Other Regions, Features and Areas containing this locality

AsiaContinent

China

North China OrogenOrogen

Eurasian PlateTectonic Plate

North China Craton
- Jiao-Liao-Ji BeltShield

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References

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Unnamed borehole, Fengcheng City, Dandong, Liaoning, ChinaiRegional Level TypesUnnamed boreholeBorehole Fengcheng CityCity DandongPrefecture-level City LiaoningProvince ChinaCountry function showexplain() { $("#locexplain").toggle(); if (typeof movemap === "function") movemap(); }