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Porphyry

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HAN800090

Porphyry

Description Tabs

Description
Locality: 
Oslo, Oslo, Norway
Class: 
Massive/Crystalline
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.7 × 4 × 1.3 cm
Weight: 
64.00gr
Description

Porphry with gray-white large porphyritic rhombus-shaped feldspar phenocrysts embedded in a very fine-grained red-brown matrix. 

Found as a glacial erratic pebble along the coastline in Jutland, Denmark. Transported by glaciers these stones formed 295 to 275  million years ago around the Oslo area in Norway.

Mineral Data
What's on the rock

Seller Information

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Seller's terms and conditions

After a sale we expect to receive the payment with Pay Pal within 48 hours. You can return the goods within 14 days of receiving them by registered priority mail with tracking number. Buyer pays the costs of the return shipping