According to Wikipedia, Ray Raposa was an American singer-songwriter who recorded as Castanets. He was born in 1981 in Michigan City, Indiana and raised in California. He released seven albums as Castanets, blending folk, country, rock, and experimental music. He also collaborated with Sufjan Stevens, Phosphorescent, St. Vincent, and others. He died in 2021 at age 41 of undisclosed causes.

Some possible headings and subheadings for your article are:

Ray Raposa Cause of Death: The Mysterious End of a Folk Pioneer

The Early Life and Travels of Ray Raposa

• Briefly introduce Ray Raposa and his childhood in Indiana and California
• Mention his early musical influences and his involvement with the free-jazz ensemble Womb
• Explain how he dropped out of high school at 15 and traveled the US by Greyhound bus for four years

The Musical Career and Collaborations of Castanets

• Describe his debut album Cathedral and how he signed with Asthmatic Kitty Records
• Mention his distinctive style and genre-blending approach
• Explain how he worked with various musicians such as Sufjan Stevens, Phosphorescent, St. Vincent, and others
• Summarize his discography and his latest release as Raymond Byron

The Death and Legacy of Ray Raposa

• State his cause of death and the date and place of his death
• Mention the tributes and condolences from his family, friends, and fans
• Summarize his achievements and his impact on folk and indie music
• Mention the documentary Beyond This Place and his involvement with the soundtrack