IGNOU BGYCT 133 SOLVED ASSIGNMENT
BGYCT 133: Crystallography, Mineralogy and Economic Geology
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| Title Name | IGNOU BGYCT 133 SOLVED ASSIGNMENT |
|---|---|
| Type | Soft Copy (E-Assignment) .pdf |
| University | IGNOU |
| Degree | BACHELOR DEGREE PROGRAMMES |
| Course Code | BSCG |
| Course Name | Bachelor of Science |
| Subject Code | BGYCT 133 |
| Subject Name | Crystallography, Mineralogy and Economic Geology |
| Year | 2026 |
| Session | - |
| Language | English Medium |
| Assignment Code | BGYCT 133/Assignment-1/2026 |
| Product Description | Assignment of BSCG (Bachelor of Science) 2026. Latest BGYCT 133 2026 Solved Assignment Solutions |
| Last Date of IGNOU Assignment Submission | Last Date of Submission of IGNOU BEGC-131 (BAG) 2025-26 Assignment is for January 2026 Session: 30th September, 2026 (for December 2025 Term End Exam). Semester Wise January 2025 Session: 30th March, 2026 (for June 2026 Term End Exam). July 2025 Session: 30th September, 2025 (for December 2025 Term End Exam). |
| Format | Ready-to-Print PDF (.soft copy) |
📅 Important Submission Dates
- January 2026 Session: 31st March, 2026
- July 2026 Session: 30th September, 2026
- January 2026 Session: 31st March, 2026
- July 2026 Session: 30th September, 2026
Why Choose Our Solved Assignments?
• Guidelines: Strictly follows 2025-26 official word limits.
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BGYCT 133 2025 - English
Tutor Marked Assignment
CRYSTALLOGARPHY, MINERALOGY AND ECONOMIC GEOLOGY
Course Code: BGYCT-133
Assignment Code: BGYCT-133/TMA/2025
Maximum Marks: 100
Note: Attempt all questions. The marks for each question are indicated against it. Write all answers in your own words; do not copy from the course material.
Part A
1. Write short notes on the following:
a) Laws of crystallography
b) Types of extinction
2. Describe the physical properties of minerals belonging to pyroxene group giving suitable examples.
3. Discuss the crystallographic axes, symmetry elements and forms of normal class of orthorhombic crystal system with the help of neat well labeled diagrams.
4. Explain the elements of symmetry giving suitable examples.
5 Discuss the classification of rock forming minerals giving suitable examples.
Part B
6. Explain the process of oxidation and supergene enrichment of ore formation.
7. Write short notes on the following:
a) Optical properties of calcite
b) Iron ores
8. Define critical minerals. Discuss the minerals used in war.
9. Differentiate the following:
a) Analyser and polarizer
b) Discordant and concordant ore bodies
10. Describe in detail the origin, mode of occurrence and geographical distribution of petroleum in India.
BGYCT 133 (January 2026 - July 2026) - ENGLISH
Tutor Marked Assignment
CRYSTALLOGARPHY, MINERALOGY AND ECONOMIC GEOLOGY
Course Code: BGYCT-133
Assignment Code: BGYCT-133/TMA/2026
Maximum Marks: 100
Note: Attempt all questions. The marks for each question are indicated against it.
Write all answers in your own words; do not copy from the course material.
Part A
1. Write short notes on the following:
a) Measurement of interfacial angle
b) Structural classification of silicates
2. Describe the physical properties of minerals belonging to feldspar group giving suitable examples.
3. Discuss the crystallographic axes, symmetry elements and forms of normal class of isometric crystal system with the help of neat well labeled diagrams.
4. Explain the three elements of symmetry with the help of well-labelled diagrams giving suitable examples.
5 Discuss the physical properties of minerals depending upon light, atomic structure and state of aggregation giving suitable examples.
Part B
6. Discuss the nature and morphology of ore bodies with the help of neat well labelled diagrams.
7. Write short notes on the following:
a) Optical properties of muscovite
b) Ore formation by magmatic concentration
8. Explain the parts and functioning of polarizing microscope with the help of neat well labelled diagrams.
9. Differentiate the following:
a) Isotropic and anisotropic minerals
b) Metallic and non-metallic ore minerals
10. Describe in detail the origin, mode of occurrence and geographical distribution of coal in India.
BGYCT 133 2025 - Hindi
सत्रीय कार्य
क्रिस्टल विज्ञान, खनिज विज्ञान और आर्थिक भूविज्ञान
पाठ्यक्रम कोड: BGYCT-133
सत्रीय कार्य कोड: BGYCT-133/TMA/2025
कुल अंक : 100
नोट: सभी प्रश्न हल करें। प्रत्येक प्रश्न के बागे उसके अंक दर्शाए गए हैं। सभी उत्तर अपने शब्दों में लिखें, पाठयक्रम सामग्री से कॉपी न करें।
भाग ए
1. निम्नलिखित पर संक्षिप्त टिप्पणियां लिखें:
a ) क्रिस्टल विज्ञान के नियम
b) विलोपन के प्रकार b
2. पाइरॉक्ज़ीन समूह के खानिजों के भौतिक गुणों का उपयुक्त उदाहरण देते हुए वर्णन कीजिए।
3. विषमअक्षीय समुदाय के सामान्य वर्ग के क्रिस्टलीय अक्षो, सममिति तत्वों एवं संरूपों का स्पष्ट आरेखों की सहायता से वर्णन कीजिए।
4. सममिति तत्वों को उपयुक्त उदाहरण देते हुए समझाइये।
5. सामान्य शैलकर खनिजों के वर्गीकरण का उपयुक्त उदाहरण देते हुए चर्चा कीजिए।
भाग बी
6. अयस्क निर्माण के ऑक्सीकरण और ऊर्वजनिक समृद्धि प्रक्रियाओं को समझाइये।
7. निम्नलिखित पर संक्षिप्त टिप्पणियां लिखें:
a) कैल्साइट के प्रकाशिक गुण
b) लौह अयस्क
8. क्रांतिक खनिज को परिभाषित करें। युद्ध में उपयोग किये जाने वाले खनिजों की विवेचना (10) कीजिए।
9. निम्नलिखित में अंतर स्पष्ट कीजिए:
a) विश्लेषक तथा ध्रुवक
b) अननुस्तरी तथा अनुस्तरी अयस्क पिंड
10. पेट्रोलियम की उत्पत्ति, उपस्थिति की अवस्थाओं और भारत में स्थानिक वितरण की विस्तारपूर्वक व्याख्या कीजिए।
BGYCT 133 (January 2026 - July 2026) - HINDI
सत्रीय कार्य
क्रिस्टल विज्ञान, खनिज विज्ञान और आर्थिक भूविज्ञान
पाठ्यक्रम कोड: बीजीवाइक्ट-133
सत्रीय कार्य कोड: बीजीवाइक्ट-133/त्मा/2026
कुल अंक : 100
नोट: सभी प्रश्न हल करें। प्रत्येक प्रश्न के आगे उसके अंक दर्शाए गए हैं। सभी उत्तर अपने शब्दों में लिखें; पाठयक्रम सामग्री से कॉपी न करें।
भाग ए
निम्नलिखित पर संक्षिप्त टिप्पणियां लिखें: 1.
a ) अंतराफलक कोण का मापन
b) सिलिकेटों का संरचनात्मक वर्गीकरण
2. फेल्ड्स्पार समूह के खनिजों के भौतिक गुणों का उपयुक्त उदाहरण देते हुए वर्णन कीजिए।
3. त्रिसमलंबाक्ष समुदाय के सामान्य वर्ग के क्रिस्टलीय अक्षो, सममिति तत्वों एवं संरूपों का स्पष्ट सुनामांकित आरेखों की सहायता से वर्णन कीजिए।
4. सममिति के तीनों तत्वों को स्पष्ट सुनामांकित आरेखों की सहायता तथा उपयुक्त उदाहरण देते हुए समझाइये।
5. प्रकाश तथा परमाण्विक संरचना और समुच्चयन / समूहन की स्थिति पर निर्भर खनिजों के भौतिक गुणों की उपयुक्त उदाहरण देते हुए चर्चा कीजिए।
भाग बी
6. स्पष्ट सुनामांकित आरेखों की सहायता से अयस्क पिंडो की प्रकृति और आकारिकी को समझाइये।
7. निम्नलिखित पर संक्षिप्त टिप्पणियां लिखें :
a) मस्कोवाइट के प्रकाशिक गुण
b) मैग्मीय सांद्रण द्वारा अयस्क निर्माण
8. ध्रुवण सूक्ष्मदर्शी के विभिन्न भागों तथा कार्यप्रणाली का स्पष्ट सुनामांकित आरेख की सहायता से वर्णन कीजिए।
9. निम्नलिखित में अंतर स्पष्ट कीजिए:
a) समदैशिक और विषमदैशिक खनिज
b) धात्विक तथा अधात्विक अयस्क खनिज
10. कोयले की उत्पत्ति, उपस्थिति की अवस्थाओं और भारत में स्थानिक वितरण की विस्तारपूर्वक व्याख्या कीजिए।
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