Log InRegister
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat ArticlesThe ElementsBooks & Magazines
Minerals by PropertiesMinerals by ChemistryAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsUsersMineral MuseumsMineral Shows & EventsThe Mindat DirectoryDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryMineral Photography

Unnamed Chalcedony occurrence [3], Mopah Spring (Mau`upah; Maupah; Mopah Springs), Turtle Mountains, San Bernardino Co., California, USAi
Regional Level Types
Unnamed Chalcedony occurrence [3]Occurrence
Mopah Spring (Mau`upah; Maupah; Mopah Springs)Spring
Turtle MountainsMountain Range
San Bernardino Co.County

This page is currently not sponsored. Click here to sponsor this page.
Latitude & Longitude (WGS84):
34° 18' 51'' North , 114° 46' 0'' West
Latitude & Longitude (decimal):
Locality type:
Köppen climate type:
Nearest Settlements:
Big River1,327 (2011)42.0km
Crystal Beach279 (2017)44.7km
Lake Havasu City53,553 (2017)44.9km
Desert Hills2,245 (2011)44.9km
Parker3,046 (2017)47.5km

A small oasis NW of Mopah Peak, an old volcanic plug. The area around Mopah Spring is well known for white to pink chalcedony roses.

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List

1 valid mineral.

Detailed Mineral List:

Formula: SiO2
Description: Small, elongated rock crystals of up to 2cm, associated with chalcedony roses.
Quartz var: Chalcedony
Formula: SiO2
Habit: Rosettes
Colour: White to pink
Description: Chalcedony roses, white to slightly pink, in the vicinity of Mopah Peak.
Quartz var: Quartzine
Formula: SiO2
Description: Intergrown with normal length-fast chalcedony in chalcedony roses.

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
var: Chalcedony4.DA.05SiO2
var: Quartzine4.DA.05SiO2

List of minerals arranged by Dana 8th Edition classification

Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Unclassified Minerals, Mixtures, etc.
var: Chalcedony-SiO2
var: Quartzine-SiO2

List of minerals for each chemical element

O Quartz (var: Chalcedony)SiO2
O QuartzSiO2
O Quartz (var: Quartzine)SiO2
Si Quartz (var: Chalcedony)SiO2
Si QuartzSiO2
Si Quartz (var: Quartzine)SiO2

Other Regions, Features and Areas containing this locality

North America PlateTectonic Plate

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.
Mineral and/or Locality  
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Public Relations by Blytheweigh.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2020, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: April 7, 2020 16:15:59 Page generated: January 18, 2020 07:17:35
Go to top of page