<div dir="ltr">Hi all,<div><br></div><div>I want to share with you a series of very interesting videos on crystallography of nannos and study techniques in the petrographic microscope by Mario Cachao. I found them really interesting and very nicely performed. The links are uploaded in the INA FaceBook page, but I think many nannopeople do not use FB, like myself :P</div><div><br></div><div>Mario, thank you very much for these videos. I think they are really useful for teaching and early career students</div><div><br></div><div>Cheers,</div><div>Juan</div><div><br></div><div><div dir="auto" style="font-family:"Segoe UI Historic","Segoe UI",Helvetica,Arial,sans-serif;color:rgb(5,5,5);font-size:15px;white-space:pre-wrap">Crystal for nannos (part I) - Crystallography for Beginners: </div><div dir="auto" style="font-family:"Segoe UI Historic","Segoe UI",Helvetica,Arial,sans-serif;color:rgb(5,5,5);font-size:15px;white-space:pre-wrap"><span style="font-family:inherit"><a href="https://l.facebook.com/l.php?u=https%3A%2F%2Fwww.youtube.com%2Fwatch%3Fv%3Di0uFSpRyN-U%26fbclid%3DIwAR2d8jsxHyz3RODIMHwotiZgZkaic_cuM23Jl1bh4FjxfOBNpy2ETeSSCd8&h=AT1WLU8f6XpJbSNRpBQQZK0gZzm_0Pd9h5BvT7-FkiaqXh0CPhK_aadsRBm6G_Bxip4gKYa-yY12Hp8hN5gfdS5rtOhYSyyK3QmOjYz3ehg57WnUdPznP6oZ7aHk9b25Kw&__tn__=-UK-R&c[0]=AT1kFtorNCvfkZI0jMpiOoXKZYuwg0rSBKyyojbcxri0bz0_qoss9-8RhreCJ5eWci-Tm9yi6_sRhmqiW9l9uISKFVyA-Ayld0N-f7iwjBo7F_NTUZOa5M8YAhIFOis76APBAoxKR4fF9MTGkPtez-dCXdjB47Ree6Vji78c6gNKoic1GO545GLgZ5O6" rel="nofollow noopener" target="_blank" style="text-decoration-line:none;outline:none;list-style:none;border-width:0px;border-style:initial;border-color:initial;padding:0px;margin:0px;background-color:transparent;text-align:inherit;display:inline;box-sizing:border-box;font-family:inherit">https://www.youtube.com/watch?v=i0uFSpRyN-U</a></span></div><div><div dir="ltr"><div dir="ltr"><p><span style="color:rgb(5,5,5);font-family:"Segoe UI Historic","Segoe UI",Helvetica,Arial,sans-serif;font-size:15px;white-space:pre-wrap">Crystal for nannos (part II) - Bright and Dark Fields:</span><br></p><div dir="auto" style="font-family:"Segoe UI Historic","Segoe UI",Helvetica,Arial,sans-serif;color:rgb(5,5,5);font-size:15px;white-space:pre-wrap"><span style="font-family:inherit"><a href="https://l.facebook.com/l.php?u=https%3A%2F%2Fyoutu.be%2Ft0JbnpP8Lh8%3Ffbclid%3DIwAR3NZ-lTcEpm31HHyb30Hu9rs7ejnt_I0Ss8b5I5_h9FdZVAhO7eVz6GWqE&h=AT1YSxm0kZOc4zD1bU2jUVz3yClG4pzB_PweA3ZIzksaq05Kr2AVCov1pQZ5TYceCqV9LvIdR3Mz7478ixbs2cngtO8I_uQLlq73iXoPyXVlhZ8UjV2F3mkQdU40NXRiyg&__tn__=-UK-R&c[0]=AT2VivBSiJ-X69sfqN4phHdPVh7yfanqSG-yh3HBIYD52p-d9scNv5vz7BKRXhMWCPPyrjdv3X17qtgl1UkYW3UjAdgsW-ROBWpj-KXVeqIH5yLeNZrhg_OtD8b6fNSRwrqLoVUlS8hNMDdj3i_1WeD13ZIL0BXN_9SM2ZeN8SD-hE9sq6t0ECJiJlbf" rel="nofollow noopener" target="_blank" style="text-decoration-line:none;outline:none;list-style:none;border-width:0px;border-style:initial;border-color:initial;padding:0px;margin:0px;background-color:transparent;text-align:inherit;display:inline;box-sizing:border-box;font-family:inherit">https://youtu.be/t0JbnpP8Lh8</a></span></div><div dir="auto" style="font-family:"Segoe UI Historic","Segoe UI",Helvetica,Arial,sans-serif;color:rgb(5,5,5);font-size:15px;white-space:pre-wrap"><br></div><div dir="auto" style="font-family:"Segoe UI Historic","Segoe UI",Helvetica,Arial,sans-serif;color:rgb(5,5,5);font-size:15px;white-space:pre-wrap"><div style="margin:0.5em 0px 0px"><div dir="auto" style="font-family:inherit">Crystal for nannos (part III) - Be Seen or Be Extinct </div><div dir="auto" style="font-family:inherit"><span style="font-family:inherit"><a href="https://l.facebook.com/l.php?u=https%3A%2F%2Fyoutu.be%2Fij7MXZnLVh8%3Ffbclid%3DIwAR3JOzt2ED2rfDoqzEyXCzqINSws39a8EcTWNdKClyZKmJpAds6OgiV2TcQ&h=AT2lyVrETMW3J6TJDBMNavRpR5PTe0EyBBMJyk3_9r47T3SjUaceW54Jse5BvOtIzOkZzvk2pn6QfN2EWbfrXcM_2uoW5mIRnouYg9LsVVfoExAVtQbYgtMCHfDDIZ9Ddg&__tn__=-UK-R&c[0]=AT2qSZ2Kgj9o-e3h3sqZN024ukMLN8NUy5d8gu6cVwba45mUBAVB5Qtm1R6WA7kaUu2oaszwWAA6hp2xSOfCDcrfM9Gta8XnX0YVGhyQPO8L3KTzgZF32VsQUWCN0XNVy0MuPO1UZjA-0cnU9qni5xL2UBkmyKHgt-mkaAXq7WSy9v1GKmPXY3tBgYQb" rel="nofollow noopener" target="_blank" style="text-decoration-line:none;outline:none;list-style:none;border-width:0px;border-style:initial;border-color:initial;padding:0px;margin:0px;background-color:transparent;text-align:inherit;display:inline;box-sizing:border-box;font-family:inherit">https://youtu.be/ij7MXZnLVh8</a></span></div><div dir="auto" style="font-family:inherit"><br></div></div><div style="margin:0.5em 0px 0px"><div dir="auto" style="font-family:inherit">Crystal for nannos (part IV) - Retardation Colour </div><div dir="auto" style="font-family:inherit"><span style="font-family:inherit"><a href="https://l.facebook.com/l.php?u=https%3A%2F%2Fyoutu.be%2F2xDUpSCzmK8%3Ffbclid%3DIwAR22r8n2zuy-apcFnEOWmj_LeSvkYC9X0CLSeMnyVzQ2kz6JKvBJxwlmxtw&h=AT1hyebRWBSqkkdeSmj8tNyMIaBnGl7o_hMED7kYAygxsLoPePS_6LN7AprpFHZ6dKC0T_zqg-_PE6cnCKyxxnTn5Wmc5Qntv_tP6ZYrCF0iluy3K-EKvQNk8QbLwiHvTw&__tn__=-UK-R&c[0]=AT2qSZ2Kgj9o-e3h3sqZN024ukMLN8NUy5d8gu6cVwba45mUBAVB5Qtm1R6WA7kaUu2oaszwWAA6hp2xSOfCDcrfM9Gta8XnX0YVGhyQPO8L3KTzgZF32VsQUWCN0XNVy0MuPO1UZjA-0cnU9qni5xL2UBkmyKHgt-mkaAXq7WSy9v1GKmPXY3tBgYQb" rel="nofollow noopener" target="_blank" style="text-decoration-line:none;outline:none;list-style:none;border-width:0px;border-style:initial;border-color:initial;padding:0px;margin:0px;background-color:transparent;text-align:inherit;display:inline;box-sizing:border-box;font-family:inherit">https://youtu.be/2xDUpSCzmK8</a></span></div><div dir="auto" style="font-family:inherit"><br></div><div dir="auto" style="font-family:inherit"><div style="margin:0.5em 0px 0px"><div dir="auto" style="font-family:inherit">Part V - Ordinary & Extraordinary</div><div dir="auto" style="font-family:inherit"><span style="font-family:inherit"><a href="https://l.facebook.com/l.php?u=https%3A%2F%2Fyoutu.be%2FW8W2ytW8sBo%3Ffbclid%3DIwAR3BGtdwSzmWzYJES5_suVlKB2B6R5iZuOml_cBzenRQS9vD9HGxwttKHYY&h=AT0ndCupCTCD6pyzstwdyu725KhpD61YpBniiWCcfyaHnn6MMJDyDQBuKb38FCstkZ4A1Y_r-X-MkfA3ukKl8c-NySkc6s6oL1esoMOF6oMxyEEQ4U8g27fEuHV7C7Mskw&__tn__=-UK-R&c[0]=AT1tMKcQ8nUIVB7yamKaujCRr6nJNwjfAEkfMKPz5IFR6ZK_Ko6zHN_JzjiIbhZMj4Owym01Iy1KXTm_qzKQjm3XjvvBoEyBkVs2kHa5QdG0YY84olw4wSVgJRxHbJquWaBlrwCgqB1f0iIFmzHluEnLul4IG1GtiR3T7mHoBKsqrI6UGXlWD-quLdzQ" rel="nofollow noopener" target="_blank" style="text-decoration-line:none;outline:none;list-style:none;border-width:0px;border-style:initial;border-color:initial;padding:0px;margin:0px;background-color:transparent;text-align:inherit;display:inline;box-sizing:border-box;font-family:inherit">https://youtu.be/W8W2ytW8sBo</a></span></div><div dir="auto" style="font-family:inherit"><br></div></div><div style="margin:0.5em 0px 0px"><div dir="auto" style="font-family:inherit">Part VI - Negative Signal </div><div dir="auto" style="font-family:inherit"><span style="font-family:inherit"><a href="https://l.facebook.com/l.php?u=https%3A%2F%2Fyoutu.be%2F6d5qdiuH9os%3Ffbclid%3DIwAR1MGjSsViBAiTtWkVnmTB0T23Y_UBcMATo60qSFAFokt7J4r5jHlrWQ8IU&h=AT1bfV15QeRN0bXOB1MIfkhzaQiWfNHa6_EUUZ2j9i-TQhuuYMNKk2GIy0sYEB9sZS_1ewPvlNKiCgNz9Y5LHvNe8qRfs38SZqqxpfd166-t7gvjtelsOEb-SJV-q7UYkQ&__tn__=-UK-R&c[0]=AT1tMKcQ8nUIVB7yamKaujCRr6nJNwjfAEkfMKPz5IFR6ZK_Ko6zHN_JzjiIbhZMj4Owym01Iy1KXTm_qzKQjm3XjvvBoEyBkVs2kHa5QdG0YY84olw4wSVgJRxHbJquWaBlrwCgqB1f0iIFmzHluEnLul4IG1GtiR3T7mHoBKsqrI6UGXlWD-quLdzQ" rel="nofollow noopener" target="_blank" style="text-decoration-line:none;outline:none;list-style:none;border-width:0px;border-style:initial;border-color:initial;padding:0px;margin:0px;background-color:transparent;text-align:inherit;display:inline;box-sizing:border-box;font-family:inherit">https://youtu.be/6d5qdiuH9os</a></span></div></div></div></div></div></div></div></div><br class="gmail-Apple-interchange-newline"><div><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><p><font color="#000000" face="verdana,sans-serif">Dr. Juan Pablo Pérez Panera</font></p>
<div><font face="arial,helvetica,sans-serif">CONICET</font></div><div><font face="arial,helvetica,sans-serif">División Paleozoología Invertebrados,</font></div>
<div><font face="arial,helvetica,sans-serif">Museo de La Plata, FCNyM, UNLP</font></div>
<div><font face="arial,helvetica,sans-serif">Paseo del Bosque s/n, 1900, La Plata</font></div>
<div><font face="arial,helvetica,sans-serif">Buenos Aires, Argentina</font></div>
<div><a href="mailto:perezpanera@gmail.com" target="_blank"><font face="arial,helvetica,sans-serif">perezpanera@gmail.com</font></a></div></div></div></div></div></div></div>