AVO Logo
Site Map | FAQ |
Alaska Volcano Observatory
You are here: Home > Samples > 85CNS01
Sample info : 85CNS01
Sample ID:85CNS01
Station ID:85CNS01
Latitude:61.205714297844
Longitude:-152.16138015114
Datum:NAD83
Date Sampled:1985-01-01
Sample Type 1:Lava
Sample Type 2:Block
Text Description:
Sample from breadcrusted block in young b&a flow. Finely vesicular plag, cpx. Plag ~0.5 mm equant - perhaps like Pakushin (snowflake, arenal). Flow contains these bread-crusted blocks and radially fractured blocks. Blocks to 2 meters. Flow also contains older reddishly-altered rounded to angular blocks. These older blocks NOT breadcrusted or rad frac. B&a appears channel fill in older previously altered debris avalanche material.

General Mineralogy Description:
Finely vesicular plag, cpx. Plag ~0.5 mm equant - perhaps like Pakushin (snowflake, arenal).

References:
Petrology, geochemistry, and age of the Spurr volcanic complex, eastern Aleutian arc


Sample Location

URL: www.avo.alaska.edu/samples/sample_info.php
Page modified: August 7, 2013 07:43
Contact Information: AVO Web Team

@alaska_avo
alaska.avo
Receive volcano updates by email: USGS VNS