Download Geology of the Area Adjacent to the Free Enterprise Mine, Jefferson County, Montana (Classic Reprint) - W A Roberts | PDF Online

Read Geology of the Area Adjacent to the Free Enterprise Mine, Jefferson County, Montana (Classic Reprint) - W A Roberts | PDF

Excerpt from Geology of the Area Adjacent to the Free Enterprise Mine, Jefferson County, MontanaThe cryptocrystalline silica veins commonly occur in groups having a lenticular pattern. Where quartz monzonite is the wall rock, they are bordered by an altered zone, but no alteration was noticed where alaskite is adjacent to the silica veins. These groups of silica veins and

Title : Geology of the Area Adjacent to the Free Enterprise Mine, Jefferson County, Montana (Classic Reprint)
Author : W A Roberts
Language : en
Rating :
4.90 out of 5 stars
Type : PDF, ePub, Kindle
Uploaded : Apr 07, 2021

Post Your Comments: