Results 51 to 60 of about 5,084,494 (418)

Aransas County, Texas : records of wells, drillers' logs, water analyses, cross sections, and map showing locations of wells [PDF]

open access: yes, 1940
Map of Aransas County, Texas, showing locations of water wells listed Northwest-Southeast. Profile and section across Live Oak Ridge through Estes Northwest-Southeast. Profile and section across Live Oak Ridge through Rockport.
Geological Survey (U.S.)
core   +1 more source

Camp, Franklin, and Titus Counties, Texas : records of wells, springs, drillers' logs, water analyses, and map showing locations of wells and springs [PDF]

open access: yes, 1943
Map of Camp County, Franklin County, and Titus County, Texas, showing water wells and springs. Reprinted April 1950.
Geological Survey (U.S.)
core   +1 more source

Computer vision-based framework for extracting geological lineaments from optical remote sensing data [PDF]

open access: yes, 2018
The extraction of geological lineaments from digital satellite data is a fundamental application in remote sensing. The location of geological lineaments such as faults and dykes are of interest for a range of applications, particularly because of their association with hydrothermal mineralization.
arxiv   +1 more source

2018 update to the U.S. Geological Survey national volcanic threat assessment

open access: yes, 2018
..........................................................................................................................................................
J. Ewert, A. Diefenbach, D. W. Ramsey
semanticscholar   +1 more source

The Canadian Geological Survey [PDF]

open access: yesNature, 1885
A PHRASE used in your condensed report of my remarks after Sir J. H. Lefroy's paper, read on January 13 at the Colonial Institute, may, I fear, be misunderstood by some of my friends in Canada. I am reported speaking of the Geological Survey of that country as “being slowly conducted.” My remarks were not intended to imply the slightest reproach.
openaire   +3 more sources

A design of gold-bearing metallogenic provinces and districts in Brazil

open access: yesJournal of the Geological Survey of Brazil
There is a lack of consensus on how many and which are the Brazilian gold provinces and districts, and what are their limits or configurations. As an effort of the Geological Survey of Brazil to standardize this subject, we present a compilation of the ...
Evandro Klein   +16 more
doaj   +1 more source

Determination of W, Mo and 11 Other Elements in Tungsten-Molybdenum Ores by Inductively Coupled Plasma Optical Emission Spectrometry with Lithium Metaborate Fusion

open access: yesYankuang ceshi, 2021
BACKGROUND Tungsten molybdenum ores are strategic mineral resources. China is a large producer and consumer of tungsten and molybdenum ore. Accurate and efficient analysis of tungsten and molybdenum and its associated beneficial and harmful elements is ...
WANG Li-qiang   +6 more
doaj   +1 more source

Geochemical discrimination of Early Palaeogene bauxites in Croatia

open access: yesGeologia Croatica, 2012
Two discriminant function models were created in order to distinguish between major- and trace-element geochemical patterns typical of Lower Palaeogene (Palaeocene, Pc) bauxites formed on the portion of the carbonate platform comprising the Karst or ...
Erli Kovačević Galović   +4 more
doaj   +1 more source

Autonomous Robotic Mapping of Fragile Geologic Features [PDF]

open access: yesarXiv, 2021
Robotic mapping is useful in scientific applications that involve surveying unstructured environments. This paper presents a target-oriented mapping system for sparsely distributed geologic surface features, such as precariously balanced rocks (PBRs), whose geometric fragility parameters can provide valuable information on earthquake shaking history ...
arxiv  

Geological survey techniques and carbon storage: Optimizing renewable energy site selection and carbon sequestration

open access: yesOpen Access Research Journal of Science and Technology
Geological survey techniques play a crucial role in optimizing site selection for renewable energy projects and identifying suitable locations for carbon storage to mitigate climate change.
Oloruntosin Tolulope Joel   +1 more
semanticscholar   +1 more source

Home - About - Disclaimer - Privacy