English Deutsch Français Italiano Español Português 繁體中文 Bahasa Indonesia Tiếng Việt ภาษาไทย
All categories

1 answers

1) Naturally occurring
2) Inorganic
3) An ordered crystalline structure

2006-11-14 10:40:07 · answer #1 · answered by Amphibolite 7 · 0 0

fedest.com, questions and answers