| Title | स्लेट - Slet (Slate)स्लेट Slet |
|---|---|
| Description | स्लेट - Slet (Slate) is a fine-grained, foliated metamorphic rock derived from shale. It is characterized by its excellent cleavage, allowing it to be split into thin sheets. Density ranges from 2.6 to 2.8 g/cm³. |
| Tags | शैलखटी Shailakhaṭī Slate Roofing Metamorphic स्लेट Kangra Temple Quarry Chamba Stone Metamorphic Rock Slet |
| Material ID | INHFMAT-941539446-20-11-25-SA |
| URI | https://www.inheritage.foundation/aat/material/slate |
| API Endpoint | https://inheritage.foundation/api/v1/aat/materials/slate |
| Total Sites | 1 |
| Primary Sites | 0 |
| Created | November 20, 2025 |
| Last Updated | November 20, 2025 |
| Types | Metamorphic Rock Roofing Material Foliated Rock |
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| Regions | Himachal Pradesh Uttarakhand Kullu Valley |
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| Time Periods | Medieval Period CE Colonial Period 18th Century CE 16th Century CE 10th-11th century CE 17th Century CE 19th Century CE 20th Century CE |
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| Dynasties | Katoch dynasty Local Rulers Local Rulers of Kullu Valley Chamba Kingdom Kullu Kingdom Rajput British |
| Sources | Himalayan slate quarries Local slate quarries in Kangra Valley Local slate quarries in Himachal Specific quarries near Kinner Kailash Local slate quarries near Manali Local slate quarries near Chamba Local slate quarries in Kullu region Kangra Valley quarries specific geographic sources |
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| Properties | Density: 2600-2800 kg/m³ Water absorption: <0.4% Flexural strength: 40-60 MPa Thermal expansion: Low Density: 2.7-2.8 g/cm³ Flexural strength: 30-50 MPa Water absorption: 0.1-0.5% Thermal conductivity: 2.8 W/mK Density: 2700-2800 kg/m³ Flexural strength: 30-60 MPa Water absorption: 0.1-0.4% Flexural Strength: 30-60 MPa Water Absorption: <0.5% Thermal Expansion Coefficient: 8-10 x 10^-6 /°C Density: 2.6-2.8 g/cm³ Mineral composition: Quartz, Muscovite, Chlorite Water absorption: <0.3% Thermal expansion coefficient: 8-10 x 10⁻⁶ /°C Thermal conductivity: 2.5-3.0 W/mK |
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| Uses | Roofing tiles Paving stones Wall cladding Paving Cladding Roofing Paving (less common) Flooring Blackboards |
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| Materials | लोहा - Lohā (Iron) (for fasteners) काष्ठ - Kāshtha (Timber) (for roof structure) लोहा - Lohā (Iron) काष्ठ - Kāshtha (Wood) चूना - Chunā (Lime Mortar) लकड़ी - Lakadi (Wood) |
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| Styles | Kath-Kuni architecture Colonial architecture in hill stations Vernacular architecture Nagara architecture style Himalayan architecture style Pahari architecture Colonial architecture Colonial architecture style Victorian architecture style |
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| Categories | Residential buildings Government buildings Temple Residential Buildings Fort Roofing Palace House School Church |
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| Notes |
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| Title | Type | Notes |
|---|---|---|
| Geological Survey of India Reports | Geological Survey | Slate deposits in India |
| Building Materials Evaluation Reports | Technical Report | Slate properties and durability |
| Building Stones of India | Book | Slate properties |
| Geological Survey of India Reports | Technical Report | Slate deposits and properties |
| Building Materials Handbook | Textbook | Slate properties |
| Site Name | Status | Usage | Confidence |
|---|---|---|---|
| ISKCON Toronto Hare Krishna Temple | Secondary | Walls | 100% |