Streak is white. Other Characteristics: Nearly all specimens fluoresce blue under UV light. Associated Minerals include serpentine, neptunite, natrolite, joaquinite, sanbornite, taramellite, albite and fresnoite. Notable Occurrences include only the mines of San Benito County, California, USA for good excellent crystals.
Elevation- Los Angeles 300 feet. Elevation- San Francisco 60 feet. Based on these numbers alone, you'll be going downhill from Los Angeles to San Francisco as you travel North on Hwy 1 (the more scenic route and closer to sea level)
More and more, people are flying from sea-level cities such as Boston directly into very high-altitude cities such as Lhasa in Tibet, which is nearly 12,000 feet above sea level. Thatâs not a good idea and almost certain to cause acute mountain sickness.