#1.Ch1-Stones (Rocks) | Building Materials | Engineering Materials | Civil Engineering, Diploma

📘 Building Materials | Civil to Civil YouTube Channel Chapter 1: Stones Topic: Classification of Rocks (Part-1) | Geological Classification | Igneous Rocks Welcome to Civil to Civil YouTube Channel! In this video, we start Chapter-1: Stones from Building Materials and learn the Classification of Rocks, one of the most important topics for SSC JE Civil, RRB JE Civil, State AE/JE, GATE, ESE, Diploma, B.Tech, and other Civil Engineering competitive exams. 📚 Topics Covered in this Video ✅ Classification of Rocks 1. Geological Classification (Based on Origin) Igneous Rocks Sedimentary Rocks Metamorphic Rocks 2. Physical Classification (Based on Structure) Stratified Rocks Unstratified Rocks Foliated Rocks 3. Chemical Classification (Based on Composition) Siliceous Rocks Argillaceous Rocks Calcareous Rocks 🔥 Detailed Concept: Igneous Rocks ✅ Formation of Igneous Rocks Formed by the cooling and solidification of magma. ✅ Plutonic (Intrusive) Rocks Formed deep inside the Earth. Very slow cooling. Large crystals. Coarse-grained texture. Example: Granite. ✅ Hypabyssal (Subvolcanic) Rocks Formed at shallow depth. Moderate cooling. Medium-sized crystals. Medium-grained texture. Example: Dolerite (Diabase). ✅ Volcanic (Extrusive) Rocks Formed on the Earth's surface. Very rapid cooling. Very small or no crystals. Fine-grained or glassy texture. Example: Basalt. 🎯 Important Exam Concepts ✔ Slower the cooling → Larger the crystals. ✔ Faster the cooling → Smaller the crystals. ✔ Deeper the formation → Coarser the texture. ✔ Igneous rocks are known as the Primary (Parent) Rocks. ✔ Granite → Intrusive Igneous Rock. ✔ Basalt → Extrusive Igneous Rock. ✔ Dolerite (Diabase) → Hypabyssal Igneous Rock. 🎯 Useful For ✔ SSC JE Civil Engineering ✔ RRB JE Civil Engineering ✔ State AE Civil ✔ State JE Civil ✔ GATE Civil Engineering ✔ ESE (IES) Civil Engineering ✔ Diploma Civil Engineering ✔ B.Tech Civil Engineering ✔ Building Materials Subject ✔ All Civil Engineering Competitive Exams If this lecture helps you understand the fundamentals of Building Materials, don't forget to: 👍 Like the video 💬 Comment your doubts and suggestions 🔔 Subscribe to Civil to Civil YouTube Channel for complete Civil Engineering courses, PYQs, concept classes, and exam preparation. #CivilEngineering #BuildingMaterials #Stones #ClassificationOfRocks #IgneousRocks #SedimentaryRocks #MetamorphicRocks #GeologicalClassification #PhysicalClassification #ChemicalClassification #Granite #Basalt #Dolerite #Diabase #CivilToCivil #SSCJE #RRBJE #AE #JE #GATECivil #ESECivil #CivilEngineeringClasses #BuildingMaterialsEngineering #EngineeringGeology #CivilNotes #CivilConcepts #CivilPreparation #DiplomaCivil #BTechCivil #CivilExamPreparation #CivilEngineeringStudents #EngineeringEducation #ConstructionMaterials #CivilLecture