Mineralpedia Details for Inderite
Named for the type locality near Inder Lake in Kazakhstan. A rare mineral, localities for Inderite include in, additionally, the United States, Argentina, and Turkey, as well as newer localities in China, Russia, and Italy. Inderite occurs as a primary mineral in lacustrine borate deposits. Associated minerals include hydroboracite, borax, ulexite, orpiment, realgar, and kurnakovite. Primary hydrated Borate found in white (altered) to clear prismatic crystals. Most notable from Boron, California.
Ref. Handbook of Mineralogy, Anthony et al (1995) and MSA at http://www.handbookofmineralogy.org/pdfs/inderite.pdf
Inderite from Pacific Coast Borax Mine, Boron, Kern Co., California
Inderite is a relatively rare hydrated magnesium borate found at only two US localities and just a handful worldwide. It is a primary borate with elongated clear prismatic crystals the length of the entire specimen (9cm) with surface alterations.