James C. Cooney was a Sergeant of the U.S. Army

United States Army

The United States Army is the main branch of the United States Armed Forces responsible for land-based military operations. It is the largest and oldest established branch of the U.S. military, and is one of seven U.S. uniformed services...

 in the 8th U.S. Cavalry when he found large silver

Silver

Silver is a metallic chemical element with the chemical symbol Ag and atomic number 47. A soft, white, lustrous transition metal, it has the highest electrical conductivity of any element and the highest thermal conductivity of any metal...

 and gold

Gold

Gold is a chemical element with the symbol Au and an atomic number of 79. Gold is a dense, soft, shiny, malleable and ductile metal. Pure gold has a bright yellow color and luster traditionally considered attractive, which it maintains without oxidizing in air or water. Chemically, gold is a...

 reserves in the Mogollon Mountains

Mogollon Mountains

The Mogollon Mountains or Mogollon Range are a mountain range east of the San Francisco River in Grant and Catron counties of southwestern New Mexico, between the communities of Reserve and Silver City. They extend roughly north-south for about 30 miles , and form part of the divide between the...

 of Catron County

Catron County, New Mexico

-2010:Whereas according to the 2010 U.S. Census Bureau:*89.8% White*0.4% Black*2.7% Native American*0.2% Asian*0.0% Native Hawaiian or Pacific Islander*3.1% Two or more races*3.7% Other races*19.0% Hispanic or Latino -2000:...

, New Mexico

New Mexico

New Mexico is a state located in the southwest and western regions of the United States. New Mexico is also usually considered one of the Mountain States. With a population density of 16 per square mile, New Mexico is the sixth-most sparsely inhabited U.S...

. He was transferred to Fort Bayard, near Silver City, New Mexico

Silver City, New Mexico

Silver City is a town in Grant County, New Mexico, in the United States. As of the 2000 census, the town population was 10,545. It is the county seat of Grant County. The city is the home of Western New Mexico University.-History:...

 in 1870. While scout

Reconnaissance

Reconnaissance is the military term for exploring beyond the area occupied by friendly forces to gain information about enemy forces or features of the environment....

ing for the 8th U.S. Cavalry north of Mogollon

Mogollon, New Mexico

Mogollon, also called the Mogollon Historic District, is a former mining town located in the Mogollon Mountains in Catron County, New Mexico, in the United States. Located east of Glenwood and Alma, it was founded in the 1880s at the bottom of Silver Creek Canyon to support the gold and silver...

 and east of Alma, he discovered silver ore in the Mogollon Mountains. He began working the claim after leaving the Army in 1876.
During a raid on settlers' homes in the "Alma massacre

Alma Massacre

The Alma Massacre involved a raid on United States settlers' homes around Alma, New Mexico on April 28, 1880. At least 41 people were killed during or immediately after the raid.- Details :...

" in 1880, Cooney was killed by local Chiricahua

Chiricahua

Chiricahua are a group of Apache Native Americans who live in the Southwest United States. At the time of European encounter, they were living in 15 million acres of territory in southwestern New Mexico and southeastern Arizona in the United States, and in northern Sonora and Chihuahua in Mexico...

 Apache

Apache

Apache is the collective term for several culturally related groups of Native Americans in the United States originally from the Southwest United States. These indigenous peoples of North America speak a Southern Athabaskan language, which is related linguistically to the languages of Athabaskan...

 led by Victorio

Victorio

Victorio was a warrior and chief of the Chihenne band of the Chiricahua Apaches in what is now the American states of New Mexico, Arizona, Texas and the Mexican states of Sonora and Chihuahua....

.