Chalk It is formed in the sea by sub-microscopic plankton, which fall to the sea floor and are then consolidated and compressed during diagenesis into chalk rock. Most people first encounter the word "chalk" in school where it refers to blackboard chalk, which was originally made of mineral chalk, since it readily crumbles and leaves particles that stick loosely to rough surfaces, allowing it to make writing that can be readily erased. Blackboard chalk manufacture now may utilize mineral chalk, other mineral sources of calcium carbonate, or the mineral gypsum (calcium sulfate). While gypsum-based blackboard chalk is the lowest cost to
You-Are-Loved Chalk Message Project You-Are-Loved Chalk Message Project The You-Are-Loved Chalk Message Project was an annual US-wide initiative that combated hateful rhetoric aimed at the lesbian, gay, bisexual, transgender, and queer (LGBTQ) community through the use of positive, uplifting chalk messages. The project's mission was to send messages of hope to members of the LGBTQ community who were struggling with depression or feelings of isolation. It served as a suicide prevention awareness campaign for LGBTQ college students. The You-Are-Loved Chalk Message Project was founded at Drew University (Madison, New Jersey) in 2005 in response to personal tragedy. It went nationwide in 2009 as a