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Chalcanthite : CuSO4·5H2O, Copper : Cu

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Welcome to the mindat.org media viewer. Here is a quick guide to some of the options available to you. Different controls are available depending on the type of media being shown (photo, video, animation, 3d image)

Controls - all media types

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Use the mouse or your finger to drag the image or the view area of the image around the screen.

< and > at the left and right hand side of the screen move forwards and backwards for the other images associated with the media you selected. Usually this is used for previous/next photo in a gallery, in an article or in search results. Keyboard shortcuts: use shift + the left and right arrow keys.

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? opens this help window. Keyboard shortcuts: use the H key or the ? key.

Other keyboard shortcuts:

1Fit image to screen
2Fill screen with image
5Display at full resolution
<Make background darker
>Make background lighter
spaceHide/dim titles and buttons

Scalebar

If the field of view (FOV) is specified for the photo, the scalebar appears in the left bottom corner of the viewer. The scalebar is draggable and resizeable. Drag the right edge to resize it. Double click will reset the scalebar to it's default size and position. If the scalebar is in default position, double click will make it circular.

Controls - Video

Video files have a standard set of video controls: - Reset to start, - Skip back, - Play, - Pause, - Skip forwards. Keyboard shortcuts: You can stop/start video play with the P key.

Controls - Animation (Spin Rotation)

Animation (usually 360 degree spin rotations) have their own controls: - enable spin mode. Note that while images are loading this option will not be available but will be automatically activated when the animation has loaded. Once active you can spin the image/change the animation by moving your mouse or finger on the image left/right or by pressing the [ or ] keys.

The button switches to move mode so that you can use your mouse/fingers to move the image around the screen as with other media types.

The button, or the P key will start playing the animation directly, you can interrupt this by using the mouse or finger on the image to regain manual movement control.

Controls - 3D Stereoscopic images

If a stereoscopic 3D image is opened in the viewer, the 3D button appears in the bottom right corner giving access to "3D settings" menu. The 3D images can be viewed in several ways:
- without any special equipment using cross-eyed or parallel-eyed method
- with stereoscope
- with anaglyph glasses.
- on a suitable 3D TV or monitor (passive 3D system)

For details about 3D refer to: Mindat manuals: Mindat Media Viewer: 3D

To enable/disable 3D stereo display of a compatible stereo pair image press the 3 key. If the left/right images are reversed on your display (this often happens in full-screen mode) press the 4 key to reverse them.

Controls - photo comparison mode

If a photo with activated comparison mode is opened in the viewer, the button appears in the bottom right corner giving access to "Comparison mode settings" menu.

Several layouts are supported: slider and side by-side comparison with up to 6 photos shown synchronously on the screen. On each of the compared photos a view selector is placed, e.g.:  Longwave UV ▼. It shows the name of currently selected view and allows to select a view for each placeholder.

Summary of all keyboard shortcuts

1Fit image to screen
2Fill screen with image
3Switch to 3D display of stereo pair
4Switch left/right images in 3D mode
5Display at full resolution
<, >Make background darker/lighter
H or ?Show/hide this help page
PPlay/Pause Video or Animation
[, ]Backwards/forwards one frame (Animation only)
spaceHide/dim titles and buttons
up arrowShow information box
down arrowHide information box
left arrowPrevious child photo
right arrowNext child photo
shift + left arrowPrevious image on the page
shift + right arrowNext image on the page


Copyright © Rob Lavinsky & irocks.com
 
 
 
 
minID: FNP-CKP

Chalcanthite : CuSO4·5H2O, Copper : Cu

Copyright © Rob Lavinsky & irocks.com  - This image is copyrighted. Unauthorized reproduction prohibited.
Dimensions: 22.7 cm x 13.4 cm x 11.4 cm

22.7 x 13.4 x 11.4 cm. The Rambler mine was in its heyday by 1900 or so, and continued for a number of years afterwards to dominate copper production in this region. This particular specimen is the only Chalcanthite of any kind that I have personally seen from the state is the only listed locality likely to have produced such a piece, although the label accompanying just says "chalcanthite - Wyoming - natural"). The specimen carries an old label from dealer Gary Hansen. Could it be formed from mine run-off? It DOES have the look of deposition from flowing solution, but this could have formed naturally, as the label says, during flow of water through the mine, completely unrelated to human mining. I am disinclined to think these to be manmade fakes. The giveaway is the presence of COPPER-REPLACED wood, embedded in the chalcanthite at the bottom and rear of the specimen. If you knock on it with a key or finger, the slender wood timber clinks like metal. The replacement is not 100% complete, as the wood is still somewhat malleable/bendable, but it is far enough along that you can say the copper has replaced much of the wood. So, we have a naturally formed example of chalcanthite, not made on a lab table - but formed post-mining from the runoff of the copper-laden waters running over old mine timbers. Ex. Academy of Natural Sciences Philadelphia Collection.


This photo has been shown 910 times
Photo added:17th Dec 2008
Dimensions:585x800px (0.47 megapixels)

Data Identifiers

Mindat Photo ID:202081 📋 (quote this with any query about this photo)
Long-form Identifier:mindat:1:4:202081:2 📋
GUID:7a584f79-6774-4e64-8687-c1d78bee92d8 📋
Specimen MinIDFNP-CKP (note: this is not unique to this photo, it is unique to the specimen)

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