Angel Doran
Posts by Angel Doran:
- 02A – Sulfides
- 02F – Arsenides
- 03 – Halogenides
- 05A – Carbonates
- 06 – Borates
- 07A-C – Sulfates
- 07E-G – Molybdates
- 08B-C – Arsenates
- 09 – Silicates
- 09A – Neosilicates
- 09B – Sorosilicates
- 09C – Cyclosilicates
- 09D – Inosilicates
- 09E – Phyllosilicates
- 09F – Tectosilicates
- 10 – Mineraloids
- Articles
- Collection
- Dinosaurs
- Geologic Time
- Maps
- Michigan
- Minerals
- Opinion
- Petoskey Stones
- Projects
- Recommendations
- References
- Solar System
- Uncategorized
Silicon Dioxide
I’ve been working on trying to understand how the different types of silicon dioxide (SiO2) are named.
Toxic Minerals
This is a presentation I gave to the Ozark Mountain Gem & Mineral Society on 25 April 2022. Please click […]
Fossils
Collection Mineraloids Non-Silicates Arsenates Arsenides Borates Carbonates Halides Molybdates Sulfides Silicates Cyclosilicates Inosilicates Neosilicates Phyllosilicates Sorosilicates Tectosilicates […]
Minerals
Collection Mineraloids Non-Silicates Arsenates Arsenides Borates Carbonates Halides Molybdates Sulfides Silicates Cyclosilicates Inosilicates Neosilicates Phyllosilicates Sorosilicates Tectosilicates […]
Rocks
Collection Arsenates Arsenides Borates Carbonates Collection Cyclosilicates Dinosaurs Geologic Time Halides Inosilicates Maps Michigan Mineraloids Mineraloids Molybdates Neosilicates Non-Silicates Opinion […]
How Opal’s Play-of-Color Works
Before explaining how opal’s play-of-color works, I’ll need to review a few definitions you may not have encountered since school. […]
Angel’s Software Experience
I started designing websites in 1997 using HTML. I switched to Dreamweaver when it launched in December 1997 and continued […]
Opal
Common Opal Precious Opal Imitation / Synthetic Opal Common Opal Precious Opal Imitation / Synthetic Opal