R Ram Sharma 🎓 Coach ⭐ 193.88K Points 📊 Science Q. Quartz is a crystalline form of (A) Glass (B) Alumina (C) Limestone (D) Silica 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (D) Silica You must be Logged in to update hint/solution 💬 Discussion 💬 Comment