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1. natural South Afica rose quartz

A class Natural South Africa rose quartz
Hardness:7
Formula Weight: 2.65
Refractive Index:1.54~1.55
Crystal Properties: Hexagonal System
Process Flow: sorting-cutting-sizing-pressing-polish-unwatering- polishing-QC-package-delivery
...

2. natural brazil black agate

A class natural Brazil black agate
Hardness:7
Formula Weight: 2.65
Refractive Index:1.54~1.55
Process Flow: sorting-cutting-sizing-pressing-polish-unwatering- polishing-QC-package-delivery
According to customer's requiremengts from drawings ...

3. Natural Brazil red agate

A class Brazil red agate
Hardness:7
Formula Weight: 2.65
Refractive Index:1.54~1.55
Process Flow: sorting-cutting-sizing-pressing-polish-unwatering- polishing-QC-package-delivery
According to customer's requiremengts from drawings or samples ...

4. Natural South Africa violet quartz

A class Natural South Africa violet quartz
Hardness:7
Formula Weight: 2.65
Refractive Index:1.54~1.55
Crystal Properties: Hexagonal System
Process Flow: sorting-cutting-sizing-pressing-polish-unwatering- polishing-QC-package-deliver ...