---
product_id: 178055692
title: "EISCO 6PK Raw Biotite Gneiss, Metamorphic Rock Specimens - Approx. 1\" - Geologist Selected & Hand Processed - Great for Science Classrooms - Class Pack"
brand: "eisco"
price: "€ 51.50"
currency: EUR
in_stock: true
url: https://www.desertcart.hr/products/178055692-eisco-6pk-raw-biotite-gneiss-metamorphic-rock-specimens-approx-1
store_origin: HR
region: Croatia
---

# Globally sourced Geologist approved Metamorphic rock EISCO 6PK Raw Biotite Gneiss, Metamorphic Rock Specimens - Approx. 1" - Geologist Selected & Hand Processed - Great for Science Classrooms - Class Pack

**Brand:** eisco
**Price:** € 51.50
**Availability:** ✅ In Stock

## Summary

> 🌟 Rock Your Classroom with Style!

## Quick Answers

- **What is this?** EISCO 6PK Raw Biotite Gneiss, Metamorphic Rock Specimens - Approx. 1" - Geologist Selected & Hand Processed - Great for Science Classrooms - Class Pack by eisco
- **How much does it cost?** € 51.50 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/178055692-eisco-6pk-raw-biotite-gneiss-metamorphic-rock-specimens-approx-1)

## Best For

- eisco enthusiasts

## Why This Product

- Trusted eisco brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Global Origins:** Sourced from diverse locations, bringing the world to your classroom.
- • **Foliation Focus:** Ideal for understanding differential stresses in metamorphic processes.
- • **Ready for Class:** Individually packaged and labeled for easy identification.
- • **Expertly Curated:** Each specimen is hand-selected by a professional geologist.
- • **Elevate Your Geology Game:** Perfect for hands-on learning and group studies!

## Overview

The EISCO 6PK Raw Biotite Gneiss set features six meticulously selected metamorphic rock specimens, each approximately 1 inch in size. Hand processed by a geologist, these samples are perfect for educational settings, allowing students to explore the fascinating world of geology through direct observation and study.

## Description

EISCO 6PK Raw Biotite Gneiss, Metamorphic Rock Specimens - Approx. 1" - Geologist Selected & Hand Processed - Great for Science Classrooms - Class Pack

## Features

- BIOTITE GNEISS | This foliated metamorphic rock usually forms at convergent plate boundaries, and recrystallizes with immense heat and pressure
- GREAT FOR GEOLOGY CLASSROOMS | Excellent for students learning about differential stresses and foliation in metamorphic rocks. This set of six samples is excellent for group study and examination
- LOCALLY PROCESSED | Our rock and mineral samples are sourced from a variety of locations around the world and are processed in Victor, NY
- GEOLOGIST SELECTED | Each specimen is selected and hand processed by an actual geologist, ensuring each sample exhibits defining features
- INDIVIDUALLY PACKAGED & LABELED | Each specimen sample is packaged in a transparent bag, and is labeled & barcoded for easy identification

## Images

![EISCO 6PK Raw Biotite Gneiss, Metamorphic Rock Specimens - Approx. 1" - Geologist Selected & Hand Processed - Great for Science Classrooms - Class Pack - Image 1](https://m.media-amazon.com/images/I/817IWzHsotL.jpg)

## Available Options

This product comes in different **Number Of Items** options.

## Frequently Bought Together

- EISCO 6PK Raw Biotite Gneiss, Metamorphic Rock Specimens - Approx. 1" - Geologist Selected & Hand Processed - Great for Science Classrooms - Class Pack
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**Shop now:** [https://www.desertcart.hr/products/178055692-eisco-6pk-raw-biotite-gneiss-metamorphic-rock-specimens-approx-1](https://www.desertcart.hr/products/178055692-eisco-6pk-raw-biotite-gneiss-metamorphic-rock-specimens-approx-1)

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-05-24*