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Rock Bars
Barres de roches, Standardized Geometric Volume, facilitates accurate student calculation of rock density and specific gravity, supporting Fundamental Geophysics Module 102 and empirical mass-volume analysis.
Factory-Exposed Raw Mineral Surfaces Enable the clinical identification of mineral grains, crystallinity, and texture (phaneritic vs. aphanitic), aiding in the systematic classification of lithic types.
Comparative Hardness Interface allows students to evaluate and analyze Mohs scale variables across disparate geological specimens through standardized scratch testing.
Rectified Parallel Faces permits high-precision tactile analysis and geometric stacking for modeling stratigraphic layering and tectonic stress simulations in a laboratory environment.
₹965.00
Quick Answer: Rock Bars is a set of genuine rock samples cut into standard bar-shaped blocks, designed for hands-on comparison of texture, density, hardness and mineral composition across different rock types in geology teaching.
Product Description
Rock Bars presents genuine rock material in a uniform, rectangular bar format rather than irregular field specimens, making it easier for students to compare properties like texture, colour, grain size and relative density side by side. The standardised shape also makes the bars convenient for simple physical testing exercises, such as comparing weight for volume or observing how different rock types respond to scratch and streak tests.
This format is particularly useful for structured classroom activities where consistent specimen size matters, such as density calculations, comparative hardness testing, or building a reference set that students can handle repeatedly without the wear issues of irregular natural samples.
Product Details
| Detail | Specification |
|---|---|
| Specimen type | Genuine rock samples, cut into standard bar shapes |
| Format | Uniform rectangular bars for consistent handling and comparison |
| Teaching use | Texture and density comparison, hardness testing, rock identification |
| Supplied as | Set of cut rock bar specimens |
| Recommended level | Middle school to introductory undergraduate earth science |
Applications
- Comparative density and mass-per-volume exercises using uniformly shaped samples
- Hardness and streak testing across different rock types
- Building a durable, repeat-use reference set for rock identification practicals
- Introducing texture and mineral composition differences between rock types
Care & Handling
- Handle bars by their flat faces rather than corners or edges, which can chip with repeated use.
- Store in a padded tray or divided box to prevent bars knocking against one another.
- Avoid dropping bars on hard surfaces, as repeated impact can fracture softer rock types.
- Wipe with a dry or lightly damp cloth; avoid harsh chemical cleaners on porous rock surfaces.
Why Choose LabEquip
LabEquip supplies genuine geological specimens for school and college earth-science programmes, formatted for practical, repeat-use classroom activities. Browse more specimens in our Educational Rock and Minerals category, read about our approach on About Us, or contact our team via Contact Us for institutional orders.
Frequently Asked Questions
1. Why are these rocks cut into bar shapes?
The uniform bar shape makes it easier to compare properties like density and hardness consistently across different rock types, and makes specimens more durable for repeated classroom handling than irregular natural samples.
2. Are these genuine rock samples?
Yes, each bar is cut from genuine rock material, preserving the natural texture, colour and mineral composition of the original rock type.
3. What kinds of activities work well with this format?
The uniform shape suits density and mass-per-volume calculations, comparative hardness and streak testing, and general rock identification exercises where consistent specimen size is helpful.
4. What age group is this set suited for?
It is suitable from middle school introductions to rock types through to introductory undergraduate earth science coursework involving quantitative rock property testing.
5. Can these bars be reused across multiple classes?
Yes, the durable bar format is designed for repeated handling, making it well suited to being used across several class groups or academic years with proper care.
6. How should the rock bars be stored between uses?
Store them in a padded tray or divided box, handled by their flat faces, to prevent chipping at corners and edges over repeated use.
Last Updated: September 2026
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