---
product_id: 206968897
title: "EISCO 12PK Raw Porphyritic Granite, Igneous Rock Specimen - Approx. 1\"- Geologist Selected & Hand Processed - Great for Science Classrooms"
brand: "eisco"
price: "₨551"
currency: SCR
in_stock: true
reviews_count: 1
url: https://www.desertcart.sc/products/206968897-eisco-12pk-raw-porphyritic-granite-igneous-rock-specimen-approx-1
store_origin: SC
region: Seychelles
---

# Perfect for classrooms Geologist selected 12pk granite samples EISCO 12PK Raw Porphyritic Granite, Igneous Rock Specimen - Approx. 1"- Geologist Selected & Hand Processed - Great for Science Classrooms

**Brand:** eisco
**Price:** ₨551
**Availability:** ✅ In Stock

## Summary

> 🧗‍♂️ Rock Your Classroom with Style!

## Quick Answers

- **What is this?** EISCO 12PK Raw Porphyritic Granite, Igneous Rock Specimen - Approx. 1"- Geologist Selected & Hand Processed - Great for Science Classrooms by eisco
- **How much does it cost?** ₨551 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/products/206968897-eisco-12pk-raw-porphyritic-granite-igneous-rock-specimen-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

- • **Easy Identification:** Each specimen comes individually packaged and labeled for hassle-free identification.
- • **Handpicked by Experts:** Each sample is selected and processed by a professional geologist for authenticity.
- • **Unlock the Secrets of Geology:** Explore the fascinating world of igneous rocks with our expertly curated specimens.
- • **Ideal for Collaborative Learning:** Perfect for group studies, fostering teamwork and engagement in geology classes.
- • **Globally Sourced, Locally Processed:** Experience diverse geological formations from around the world, all processed in Victor, NY.

## Overview

The EISCO 12PK Raw Porphyritic Granite set includes twelve hand-selected igneous rock specimens, each approximately 1 inch in size. Ideal for educational purposes, these samples are perfect for geology classrooms, allowing students to explore rock types and the rock cycle. Each specimen is geologist-selected, locally processed, and individually packaged for easy identification.

## Description

EISCO 12PK Raw Porphyritic Granite, Igneous Rock Specimen - Approx. 1"- Geologist Selected & Hand Processed - Great for Science Classrooms

## Features

- PORPHYRITIC GRANITE | Granite forms slowly in shallow or evolved magma chambers, and is also commonly found as magmatic intrusions in the crust. The large crystals are indicative of a slow cooling rate, and make mineral identification simple
- GREAT FOR GEOLOGY CLASSROOMS | A must-have sample when discussing rock types, the rock cycle, and the formation, classification, and identification of igneous rocks. This set of twelve samples is excellent for group study and examination
- GEOLOGIST SELECTED | Each specimen is selected and hand processed by an actual geologist, ensuring each sample exhibits defining features
- LOCALLY PROCESSED | Our rock and mineral samples are sourced from a variety of locations around the world and are processed in Victor, NY
- INDIVIDUALLY PACKAGED & LABELED | Each specimen sample is packaged in a transparent bag, and is labeled & barcoded for easy identification

## Images

![EISCO 12PK Raw Porphyritic Granite, Igneous Rock Specimen - Approx. 1"- Geologist Selected & Hand Processed - Great for Science Classrooms - Image 1](https://m.media-amazon.com/images/I/81kY6Z6K88L.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Perfect
  

*by J***S on Reviewed in the United States on November 15, 2020*

Nice

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**Shop now:** [https://www.desertcart.sc/products/206968897-eisco-12pk-raw-porphyritic-granite-igneous-rock-specimen-approx-1](https://www.desertcart.sc/products/206968897-eisco-12pk-raw-porphyritic-granite-igneous-rock-specimen-approx-1)

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*Product available on Desertcart Seychelles*
*Store origin: SC*
*Last updated: 2026-02-22*